Active channels: one two parallel
On-state Resistance RON
Load Current (ISO) I
Current Limitation I
General Description
•N channel vertical power MOSFET with charge pump, ground referenced CMOS compatible input,
diagnostic feedback and proportional load current sense monolithically integrated in Smart SIPMOS
technology.
•Providing embedded protective functions
5.0...34V
bb(on)
30mΩ 15mΩ
12A 24A
L(ISO)
24A 24A
L(SCr)
P-DSO-20-12 (Power SO 20)
Applications
• µC compatible high-side power switch with diagnostic feedback for 12V and 24V grounded loads
• All types of resistive, inductive and capacitve loads
• Most suitable for loads with high inrush currents, so as lamps
• Replaces electromechanical relays, fuses and discrete circuits
Basic Functions
• CMOS compatible input
• Undervoltage and overvoltage shutdown with auto-restart and hysteresis
• Fast demagnetization of inductive loads
• Logic ground independent from load ground
Protection Functions
• Short circuit protection
• Overload protection
• Current limitation
Vbb
• Thermal shutdown
• Overvoltage protection (including load dump) with external
resistor
• Reverse battery protection with external resistor
• Loss of ground and loss of V
protection
bb
IN1
ST1
IS1
Logic
Channel
1
OUT 1
•Electrostatic discharge protection (ESD)
Diagnostic Functions
• Proportinal load current sense
• Diagnostic feedback with open drain output
• Open load detection in OFF-state with external resistor
IN2
ST2
IS2
Logic
Channel
2
PROFET
GND
OUT 2
Load 2
•Feedback of thermal shutdown in ON-state
Load 1
Infineon technologies 1 of 15 2003-Oct-01
BTS 840 S2
p
g
Functional diagram
overvoltage
rotection
internal
e supply
volta
IN1
ST1
ESD
IS1
GND1
IN2
ST2
IS2
GND2
Pin Definitions and Functions
Pin Symbol Function
1,10,
11,12,
3 IN1
7 IN2
16,17,
18,19
12,13,
14,15
4 ST1
8 ST2
2 GND1
6 GND2
5 IS1
9 IS2
Heatslug Vbb Positiv powersupply voltage. Good way to
Vbb Positive power supply voltage. For high
current applications the heat slug should be
used as Vbb connection.
Input 1,2, activates channel 1,2 in case of
logic high signal
OUT1
Output 1,2, protected high-side power output
of channel 1,2. All pins of each output have to
OUT2
be connected in parallel for operation
according ths spec (e.g. k
wiring for the max. short circuit current
Diagnostic feedback 1,2 of channel 1,2
open drain, invers to input level
Ground 1,2 of chip channel 1,2
Sense current output 1,2; proportional to the
load current, zero in the case of current
limitation of the load current
design a very low thermal resistance.
logic
gate
control
+
charge
pump
temperature
sensor
Open load
detection
Current
sense
Control and protection circuit
of
channel 2
). Design the
ilis
current limit
clamp for
inductive load
Heat slug
VBB
OUT1
R
LOAD
GND1
Channel 1
OUT2
PROFET
Pin configuration
(top view)
V
1 • 20 V
bb
GND1 2 19 OUT1
IN1 3 18 OUT1
ST1 4 17 OUT1
IS1 5 16 OUT1
GND2 6 Vbb 15 OUT2
IN2 7 14 OUT2
ST2 8 13 OUT2
IS2 9 12 OUT2
Vbb 10 11 Vbb
bb
Infineon technologies 2 2003-Oct-01
BTS 840 S2
Maximum Ratings at T
= 25°C unless otherwise specified
j
Parameter Symbol Values Unit
Supply voltage (overvoltage protection see page 5) Vbb 43V
Supply voltage for full short circuit protection
T
=-40 ...+150°C
j,start
Vbb 34V
Load current (Short-circuit current, see page 5) IL self-limitedA
3
Load dump protection1)V
2)
R
= 2Ω, td = 200ms; IN= low or high,
I
LoadDump
= VA + Vs, VA = 13.5 V
V
Loaddump
)
60V
each channel loaded with RL =1.0 Ω,
Operating temperature range
Storage temperature range
Power dissipation (DC)4) Ta = 25°C:
(all channels active)Ta = 85°C:
Maximal switchable inductance, single pulse
V
=12V, T
bb
j,start
=150°C4),
IL =4A, EAS = 1.13J, 0Ω one channel:
IL =12A, EAS = 430mJ, 0Ω one channel:
IL =24A, E
= 800mJ, 0Ω two parallel channels:
AS
T
j
T
stg
P
3.8
tot
-40 ...+150
-55 ...+150
ZL
2.0
100
4.4
2.0
°C
W
mH
see diagrams on page 10
Electrostatic discharge capability (ESD) IN:
(Human Body Model) ST, IS:
out to all other pins shorted:
V
1.0
ESD
kV
4.0
8.0
acc. MIL-STD883D, method 3015.7 and ESD assn. std. S5.1-1993
R=1.5kΩ; C=100pF
Input voltage (DC) VIN -10 ... +16V
Current through input pin (DC)
Current through status pin (DC)
Current through current sense pin (DC)
I
IN
IST
IIS
±2.0
±5.0
±14
mA
see internal circuit diagram page 9
1)
Supply voltages higher than V
resistor for the GND connection is recommended.
2)
RI = internal resistance of the load dump test pulse generator
3)
V
Load dump
4)
Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6cm
connection. PCB is vertical without blown air.
is set up without the DUT connected to the generator per ISO 7637-1 and DIN 40839
require an external current limit for the GND and status pins a 150Ω
bb(AZ)
2
(one layer, 70µm thick) copper area for Vbb
Infineon technologies 3 2003-Oct-01
BTS 840 S2
Thermal Characteristics
Parameter and Conditions Symbol Values Unit
Thermal resistance
junction -case each channel: R
junction - ambient4) one channel active:
all channels active:
min typ max
R
thjs
thja
-- -- 1
--
--
37
30
--
--
K/W
Electrical Characteristics
Parameter and Conditions, each of the two channels Symbol Values Unit
at Tj = -40...+150°C, Vbb = 12 V unless otherwise specified
Load Switching Capabilities and Characteristics
min typ max
On-state resistance (Vbb to OUT); I
= 5 A
L
each channel, Tj = 25°C:
T
= 150°C:
j
two parallel channels, Tj = 25°C:
Output voltage drop limitation at small load
currents, see page 14 I
= 0.5 A Tj =-40...+150°C:
L
Nominal load current, ISO Norm
one channel active: two parallel channels active:
ISO 10483-1, 6.7: Von =0.5V T
Output current while GND disconnected or pulledup
V
= 30 V, V
bb
see diagram page 10
IN
= 0,
Turn-on time6)IN
Turn-off time IN
=12Ω
R
L
= 85°C
c
to 90% V
to 10% V
5)
OUT
OUT
Slew rate on6)
10 to 30% V
OUT
, R
=12Ω:
L
Slew rate off6)
70 to 40% V
, RL=12Ω:
OUT
:
:
;
RON
V
I
I
t
t
ON(NL)
L(NOM)
L(GNDhigh)
on
off
-- -- 8mA
--
--
11
22
25
25
27
54
14
50 --mV
12
24
70
80
30
60
15
--A
150
200
dV/dton 0.1 -- 1V/µs
-dV/dt
0.1 -- 1V/µs
off
mΩ
µs
5)
not subject to production test, specified by design
6)
See timing diagram on page 11.
Infineon technologies 4 2003-Oct-01
BTS 840 S2
Parameter and Conditions, each of the two channels Symbol Values Unit
at Tj = -40...+150°C, Vbb = 12 V unless otherwise specified
min typ max
Operating Parameters
Operating voltage7)V
Undervoltage shutdown V
Undervoltage restart Tj =-40...+25°C:
V
5.0 -- 34V
bb(on)
bb(under)
bb(u rst)
3.2 -- 5.0V
-- 4.5 5.5
Tj =+150°C:
Undervoltage restart of charge pump
see diagram page 13Tj =-40...+25°C:
T
=150°C:
j
Undervoltage hysteresis
∆V
bb(under)
= V
bb(u rst)
- V
bb(under)
Overvoltage shutdown V
Overvoltage restart V
Overvoltage hysteresis∆V
Overvoltage protection
I
=40 mA T
bb
Standby current
V
=0 T
IN
)
9
Leakage output current (included in I
Operating current
I
= I
GND
two channels on:
GND1
+ I
GND2
8)
Tj =-40:
=+25...+150°C:
j
Tj =-40°C...25°C:
=150°C:
j
);
10)
, V
=5V,
IN
bb(off)
VIN =0
, one channel on:
V
∆V
V
I
bb(off)
I
L(off)
bb(ucp)
bb(under)
34 -- 43V
bb(over)
33 -- --V
bb(o rst)
-- 1 --V
bb(over)
41
bb(AZ)
--
-- -- 20µA
I
GND
V
6.0
--
--
4.7
--
6.5
V
7.0
-- 0.5 --V
43
--
--
--
--
47
8
24
1.2
2.4
--
52
30
50
36mA
V
µA
Protection Functions
11)
Current limit, (see timing diagrams, page 12)
=-40°C:
Tj
=25°C:
T
j
=+150°C:
j
T
48
I
L(lim)
40
31
56
50
37
65
58
45
Repetitive short circuit current limit, Tj = Tjt each channel two parallel channels
(see timing diagrams, page 12)
Initial short circuit shutdown time T
j,start
=25°C:
I
--
L(SCr)
t
-- 4.0 --ms
off(SC)
--
24
24
--
--
(see timing diagrams on page 12)
7)
At supply voltage increase up to Vbb= 4.7 V typ without charge pump, V
8)
Supply voltages higher than V
resistor in the GND connection is recommended). See also V
circuit diagram page 9.
9)
Measured with load; for the whole device; all channels off
10)
Add I
11)
Integrated protection functions are designed to prevent IC destruction under fault conditions described in the
data sheet. Fault conditions are considered as "outside" normal operating range. Protection functions are not
designed for continuous repetitive operation.
, if IST > 0
ST
require an external current limit for the GND and status pins (a 150 Ω
bb(AZ)
in table of protection functions and
ON(CL)
≈Vbb - 2 V
OUT
A
A
Infineon technologies 5 2003-Oct-01
BTS 840 S2
Parameter and Conditions, each of the two channels Symbol Values Unit
at Tj = -40...+150°C, Vbb = 12 V unless otherwise specified
min typ max
Output clamp (inductive load switch off)
at V
ON(CL)
= Vbb - V
, IL= 40 mA
OUT
Tj
Thermal overload trip temperature Tjt 150 -- --°C
Thermal hysteresis
Reverse Battery
Reverse battery voltage
Drain-source diode voltage (V
=-4.0A, Tj =+150°C
IL
13)
-Vbb -- -- 32V
> V
out
Diagnostic Characteristics
bb(on)
14)
, static on-condition,
15)
= 6.5
...27V,
Tj= -40°C, IL= 0.5 A:
Current sense ratio
VIS = 0...5 V, V
k
= IL / I
ILIS
Tj= 25...+150°C, IL= 5 A:
Tj = -40°C, IL = 5 A:
IS
Tj= 25...+150°C, IL = 0.5 A:
12)
=-40°C:
Tj
=25°C...150°C:
)
bb
V
∆
ON(CL)
Tjt -- 10 --K
41
43
--
47
--
V
52
-VON -- 600 --mV
k
ILIS
4350
48005800
3100 48007800
4350
3800
4800
4800
5350
6300
Current sense output voltage limitation
Tj = -40 ...+150°C IIS = 0, IL = 5 A:
Current sense leakage/offset current
T
= -40 ...+150°C V
j
=0, VIS = 0, IL = 0:
IN
VIN=5 V, VIS = 0, IL = 0:VIN=5 V, VIS = 0, V
Current sense settling time to I
positive input slope
12)
If channels are connected in parallel, output clamp is usually accomplished by the channel with the lowest
V
ON(CL)
13)
Requires a 150 Ω resistor in GND connection. The reverse load current through the intrinsic drain-source
diode has to be limited by the connected load. Power dissipation is higher compared to normal operating
conditions due to the voltage drop across the drain-source diode. The temperature protection is not active
during reverse current operation! Input and Status currents have to be limited (see max. ratings page 3 and
circuit page 9).
14)
This range for the current sense ratio refers to all devices. The accuracy of the k
a factor of two by matching the value of k
In the case of current limitation the sense current I
High. See figure 2c, page 12.
15)
Valid if V
16)
not subject to production test, specified by design
bb(u rst)
16)
, I
= 0 5 A
L
was exceeded before.
= 0 (short circuit)
OUT
IS static
±10% after
for every single device.
ILIS
is zero and the diagnostic feedback potential VST is
IS
V
IS(lim)
I
IS(LL)
0 --15
I
IS(LH)
16
I
IS(SH)
)
0 --10
t
son(IS)
5.4
0
--
can be raised at least by
ILIS
6.16.9V
--1
--300
µA
µs
Infineon technologies 6 2003-Oct-01
BTS 840 S2
Parameter and Conditions, each of the two channels Symbol Values Unit
at Tj = -40...+150°C, Vbb = 12 V unless otherwise specified
min typ max
Current sense settling time to 10% of IIS static after
negative input slope
17)
, I
= 5 0 A
L
Current sense rise time (60% to 90%) after change
of load current
Open load detection voltage
17)
, I
= 2.5 5 A
L
18)
(off-condition)V
Internal output pull down
pin 16,17,18,19 to 2 resp. 12,13,14,15 to 6), V
(
Input and Status Feedback
19)
OUT
=5 V
t
soff(IS)
t
slc(IS)
OUT(OL)
RO
2 34V
--
--
5
30100
10--
15 40kΩ
µs
µs
Input resistance
(see circuit page 9)
Input turn-on threshold voltage V
Input turn-off threshold voltage V
Input threshold hysteresis ∆ V
Off state input current VIN = 0.4 V: I
On state input current VIN = 5 V: I
Delay time for status with open load
RI 3.04.5 7.0kΩ
-- -- 3.5V
IN(T+)
1.5 -- --V
IN(T-)
-- 0.5 --V
IN(T)
1-- 50µA
IN(off)
20 50 90µA
IN(on)
t
d(ST OL3)
-- 400--µs
after Input neg. slope (see diagram page 14)
17)
17)
t
don(ST)
t
doff(ST)
--
--
13--
1--
µs
µs
Status delay after positive input slope
Status delay after negative input slope
Status output (open drain)
Zener limit voltage Tj =-40...+150°C, IST = +1.6 mA:
ST low voltage T
T
Status leakage current, V
=-40...+25°C, IST = +1.6 mA:
j
= +150°C, IST = +1.6 mA:
j
= 5 V, Tj=25 ... +150°C:I
ST
V
ST(high)
V
ST(low)
ST(high)
5.4
--
--
6.1
--
--
6.9
0.4
0.7
-- -- 2µA
V
17)
not subject to production test, specified by design
18)
External pull up resistor required for open load detection in off state.
19)
If ground resistors R
are used, add the voltage drop across these resistors.
GND
Infineon technologies 7 2003-Oct-01
BTS 840 S2
Truth Table
Normal
operation
Currentlimitation
Short circuit to
GND
Overtemperature
Short circuit to
V
bb
Open load L
Undervoltage L H L
Overvoltage L H L
Negative output
Input 1Output 1 Status 1
Input 2Output 2 Status 2
level level I
level
L
H
L
H
L
H
L
H
L
H
H
L
H
L
H
L
20
)
L
L
L
H
H
23
)
L
H
L
H (L
H
L
H
H
H
H
H
H
21)
L
L
24)
)
H
L
L
H
L
L
L L H 0
voltage clamp
L = "Low" Level X = don't care Z = high impedance, potential depends on external circuit
H = "High" Level Status signal after the time delay shown in the diagrams (see fig 5. page 13)
Parallel switching of channel 1 and 2 is possible by connecting the inputs and outputs in parallel. The status
outputs ST1 and ST2 have to be configured as a 'Wired OR' function with a single pull-up resistor. The current
sense outputs IS1 and IS2 have to be connected with a single pull-down resistor.
<nominal
Current
Sense 1
Current
Sense 2
IS
0
nominal
0
0
0
0
0
0
0
0
0
0
0
0
0
22)
Terms
I
V
bb
bb
I
IN1
I
V
V
ST1
IN1
V
ST1
I
IS1
IS1
Leadframe
3
IN1
ST1
4
IS1
5
R
GND1
V
bb
PROFET
Chip 1
GND1
2
OUT1
I
GND1
17,18
V
ON1
I
L1
V
OUT1
ST2
I
IS2
IS2
Leadframe
7
IN2
ST2
8
IS2
9
R
GND2
V
bb
PROFET
Chip 2
GND2
6
I
GND2
OUT2
I
IN2
I
V
V
ST2
IN2
V
13,14
V
I
L2
V
ON2
OUT2
Leadframe (V
External R
) is connected to pin 1,10,11,20
bb
optional; two resistors R
GND
GND1
, R
=150 Ω or a single resistor R
GND2
=75 Ω for reverse
GND
battery protection up to the max. operating voltage.
20)
The voltage drop over the power transistor is V
bb-VOUT
> 3V typ. Under this condition the sense current IIS is
zero
21)
An external short of output to Vbb, in the off state, causes an internal current from output to ground. If R
is used, an offset voltage at the GND and ST pins will occur and the V
22)
Low ohmic short to
23)
Power Transistor off, high impedance
24)
with external resistor between V
V
may reduce the output current IL and therefore also the sense current IIS.
bb
and OUT
BB
signal may be errorious.
ST low
GND
Infineon technologies 8 2003-Oct-01
BTS 840 S2
Input circuit (ESD protection), IN1 or IN2
R
IN
I
ESD-ZD
I
GND
I
I
The use of ESD zener diodes as voltage clamp at DC
conditions is not recommended.
Status output, ST1 or ST2
R
ST(ON)
GND
ESD-Zener diode: 6.1V typ., max 5.0 mA; R
at 1.6 mA. The use of ESD zener diodes as voltage clamp at
DC conditions is not recommended.
Current sense output, IS1 or IS2
I
IS
ESD-ZD
GND
ESD-Zener diode: 6.1 V typ., max 14 mA;
= 1 kΩ nominal
R
IS
ESD-
ZD
IS
+5V
ST
ST(ON)
R
IS
< 375 Ω
V
IS
Inductive and overvoltage output clamp,
OUT1 or OUT2
+V
bb
V
Z
V
ON
OUT
VON clamped to V
ON(CL)
= 47 V typ.
Power GND
Overvoltage and reverse batt. Protection
For each channel
R
R
R
+ 5V
ST
V
IS
V
R
I
IN
ST
IS
V
Z1
Logic
Signal GND
R
GND
Z2
PRO FET
GND
OUT
R
Load GND
+ V
Load
bb
= 6.1 V typ., VZ2 = 47 V typ., R
V
Z1
R
=15kΩ, RI=4.5kΩ typ., RIS=1kΩ, RV=15kΩ,
ST
GND
= 150 Ω,
In case of reverse battery the current has to be limited
by the load. Temperature protection is not active
Open-load detection
OFF-state diagnostic condition:
V
> 3 V typ.; IN low
OUT
OUT1 or OUT2
V
bb
R
EXT
OFF
V
Out
ST
Logic
R
O
Signal GND
OUT
Infineon technologies 9 2003-Oct-01
BTS 840 S2
GND disconnect, each channel
V
IN
ST
VbbV
IN
V
ST
Any kind of load. In case of IN=high is V
Due to V
>0, no V
GND
ST
bb
V
GND
OUT
OUT
≈ V
PROFET
GND
= low signal available.
GND disconnect with GND pull up
each channel
V
IN
ST
bb
PROFET
GND
OUT
IN
-V
IN(T+)
Inductive load switch-off energy
dissipation, each channel
E
bb
E
AS
V
E
L
bb
PROFET
GND
1
/
=
·L·I
2
OUT(CL)
OUT
2
L
ON(CL)·iL
|) ln(1+
Z
Ω:
|V
L
IN
=
ST
.
Energy stored in load inductance:
While demagnetizing load inductance, the energy
dissipated in PROFET is
= Ebb + EL - ER= V
E
AS
with an approximate solution for RL > 0
·L
I
AS
=
L
(V
+|V
bb
·R
2
L
E
L
{
R
L
(t) dt,
·R
I
L
L
OUT(CL)
E
E
)
|
E
Load
L
R
V
V
bb
V
IN
Any kind of load. If V
Due to V
>0, no VST = low signal available.
GND
ST
GND
> V
IN
V
- V
GND
device stays off
IN(T+)
Vbb disconnect with energized inductive
load, each channel
high
V
bb
IN
ST
For inductive load currents up to the limits defined by ZL
(max. ratings and diagram on page 10) each switch is
protected against loss of Vbb.
Consider at your PCB layout that in the case of Vbb disconnection with energized inductive load all the load current
flows through the GND connection.
V
bb
PROFET
GND
OUT
Maximum allowable load inductance for
a single switch off (one channel)
L = f (I
L
); T
j,start
ZL [mH]
100
10
1
0.1
4 6 8101214 1618 202224
I
150°C, V
=
bb
4)
=12V, RL =0Ω
[A]
L
Infineon technologies 10 2003-Oct-01
BTS 840 S2
Timing diagrams
Both channels are symmetric and consequently the diagrams are valid for channel 1 and
channel 2
Figure 1a: Switching a resistive load,
change of load current in on-condition:
Figure 2a: Switching a resistive load,
turn-on/off time and slew rate definition:
IN
ST
V
OUT
I
L
I
IS
The sense signal is not val i d during settling time after turn or
change of load current.
t
don(ST)
t
on
tt
Load 1
t
son(IS)
Load 2
t
doff(ST)
t
soff(IS)
t
off
slc(IS)slc(IS)
Figure 1b: V
turn on:
bb
IN1
IN
V
OUT
90%
t
on
dV/dton
10%
I
L
t
Figure 2b: Switching a lamp:
IN
dV/dtoff
t
off
t
IN2
ST
V
bb
V
OUT1
V
OUT2
ST1 open drain
ST2 open drain
proper turn on under all conditions
t
V
OUT
I
L
The initial peak current should be l i m i ted by the lamp and not by
the current limit of the device.
t
Infineon technologies 11 2003-Oct-01
BTS 840 S2
Figure 2c: Switching a lamp with current limit:
Figure 3a: Turn on into short circuit:
shut down by overtemperature, restart by cooling
IN
ST
V
OUT
I
L
I
IS
Figure 2d: Switching an inductive load
IN1
I
L1
ST 1
t
Heating up of the chip may require several millisec onds , depending
on external conditions
other channel: normal operation
I
L(lim)
t
off(SC)
IS 1 = 0
I
L(SCr)
t
IN
ST
V
OUT
I
L
I
L(OL)
*) if the time constant of load is too large, open-load-status may
occur
Figure 3b: Turn on into short circuit:
shut down by overtemperature, restart by cooling
(two parallel switched channels 1 and 2)
IN1/2
I + I
L1 L2
2xI
L(lim)
t
off(SC)
t
S 1= IS 2 = 0
T 1/2
I
L(SCr)
t
ST1 and ST2 have to be configured as a ' Wi red OR' function
ST1/2 with a single pull-up res i stor.
Infineon technologies 12 2003-Oct-01
BTS 840 S2
Figure 4a: Overtemperature:
Reset if T
<Tjt
j
IN
Figure 6a: Undervoltage:
IN
ST
I
L
I
IS
T
J
Figure 5a: Open load: detection (with R
turn on/off to open load
EXT
),
ST
V
I
I
L
IS
bb
V
bb(under)
not defined
V
bb(u cp)
V
bb(u rst)
t
t
Figure 6b: Undervoltage restart of charge pump
V
V
on
ON(CL)
IN
t
d(ST OL3)
ST
offstate
V
OUT
V
I
L
open load
I
IS
t
V
bb(under)
charge pump starts at V
bb(u rst)
V
on-state
bb(u cp)
=4.7 V typ.
bb(ucp)
V
bb(over)
V
bb(o rst)
offstate
V
bb
Infineon technologies 13 2003-Oct-01
BTS 840 S2
Figure 7a: Overvoltage:
IN
ST
Figure 8b: Current sense ratio:
15000
k
ILIS
V
bb
I
L
I
IS
V
ON(CL)
V
bb(over)
V
Figure 8a: Current sense versus load current
1.3
[mA]I
1.2
IS
1.1
1
bb(o rst)
25
::
10000
5000
t
0
012345678910111213
Figure 9a: Output voltage drop versus load current:
V
[V]
ON
[A]
I
L
0.9
0.8
0.2
R
ON
0.7
0.6
0.5
0.4
0.3
0.1
0.2
0.1
0
0123456
25
This range for the current sense ratio refers to all
The information herein is given t o describe certain components and
shall not be considered as a guarantee of characteristics.
Terms of delivery and rights to technical change reserved.
We hereby disclaim any and all warranties, including but not limited
to warranties of non-infringement , regarding circuits, descriptions
and charts stated herein.
Infineon Technologies is an approv ed CECC manufacturer.
Information
For further information on technology, delivery terms and conditi ons
and prices please contact your nearest Infineon Technologies Offi ce
in Germany or our Infineon Technologies Representatives worldwide
(see address list).
Warnings
Due to technical requirements components may contain dangerous
substances. For inform at i on on the types in question please cont act
your nearest Infineon Technologies Office.
Infineon Technologies Components m ay only be used in life-support
devices or systems with the express written approval of Infineon
Technologies, if a failure of such components can reasonably be
expected to cause the fai l ure of that life-support device or system, or
to affect the safety or effectiveness of that device or system. Life
support devices or systems are intended to be implanted in the
human body, or to support and/or maint ai n and sustain and/or
protect human life. If t hey fail, it is reasonable to as sume that the
health of the user or other persons may be endangered.
Infineon technologies 15 2003-Oct-01
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