Vishay Telefunken BAT85S Datasheet
Schottky Barrier Diode
Features
D
Integrated protection ring against
static discharge
D
Very low forward voltage
Applications
BAT85S
Vishay Telefunken
Applications where a very low forward voltage
is required
Absolute Maximum Ratings
Tj = 25_C
Parameter Test Conditions Type Symbol Value Unit
Reverse voltage V
Peak forward surge current tp ≤ 10 ms I
Repetitive peak forward current tp≤1s I
Forward current I
Average forward current PCB mounting, l=4mm;
V
=25V, T
RWM
Junction temperature T
Storage temperature range T
amb
=50°C
Maximum Thermal Resistance
Tj = 25_C
Parameter Test Conditions Symbol Value Unit
Junction ambient l=4mm, TL=constant R
thJA
FSM
FRM
F
I
FAV
stg
R
j
94 9367
30 V
5 A
300 mA
200 mA
200 mA
125
–65...+150
350 K/W
°
C
°
C
Document Number 85513
Rev. 3, 01-Apr-99
www.vishay.de • FaxBack +1-408-970-5600
1 (4)
BAT85S
g
Vishay Telefunken
Electrical Characteristics
Tj = 25_C
Parameter Test Conditions Type Symbol Min Typ Max Unit
Forward voltage IF=0.1mA V
IF=1mA V
IF=10mA V
IF=30mA V
IF=100mA V
Reverse current VR=25V I
Diode capacitance VR=1V, f=1MHz C
Characteristics (Tj = 25_C unless otherwise specified)
F
F
F
F
F
R
D
240 mV
320 mV
400 mV
500 mV
800 mV
2
m
A
10 pF
200
180
160
140
120
100
R
P – Reverse Power Dissipation ( mW )
VR = 30 V
PR–Limit
PR–Limit
@80%V
@100%V
R
R
=
thJA
80
60
40
20
0
540K/W
25 50 75 100 125 150
Tj – Junction Temperature ( °C )15822
R
Figure 1. Max. Reverse Power Dissipation vs.
Junction Temperature
1000
1000
VR = V
RRM
m
100
100
10
10
R
I – Reverse Current ( A )
1
1
25 50 75 100 125 150
25 50 75 100 125 150
Tj – Junction Temperature ( °C )15823
1000
100
10
1
F
I – Forward Current ( A )
0.1
Tj=150°C
Tj=25°C
0 0.5 1.0 1.5
VF – Forward Voltage ( V )15824
Figure 3. Forward Current vs. Forward Voltage
10
9
8
7
6
5
4
3
2
D
C – Diode Capacitance ( pF )
1
0
0.1 1.0 10.0 100.0
VR – Reverse Voltage ( V )15825
f=1MHz
Figure 2. Reverse Current vs. Junction Temperature
www.vishay.de • FaxBack +1-408-970-5600 Document Number 85513
Figure 4. Diode Capacitance vs. Reverse Voltage
Rev. 3, 01-Apr-992 (4)
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