1 A Slew Rate Controlled Load Switch with Reverse Blocking
DESCRIPTION
The SiP32431 is a slew rate controlled high side switch with
reverse blocking capability. The switch is of a low ON
resistance p-channel MOSFET that supports continuous
current up to 1 A.
The SiP32431 operates with an input voltage from 1.5 V to
5.5 V.
The SiP32431 features low input logic level to interface with
low control voltage from microprocessors. This device has a
very low operating current, typically 50 pA.
The SiP32431 is available in lead (Pb)-free package options
including 6 pin SC70-6, and 4 pin TDFN4 1.2 mm x 1.6 mm
DFN4 packages. The operation temperature range is
specified from -40 °C to +85 °C.
The SiP32431 compact package options, operation voltage
range, and low operating current make it a good fit for
battery power applications.
FEATURES
• 1.5 V to 5.5 V input voltage range
• Very low R
, typically 105 mΩ at 5 V and
DS(on)
135 mΩ at 3 V for TDFN4 1.2 mm x 1.6 mm
package
• Typical 147 mΩ at 5 V and 178 mΩ at 3 V for
SC70-6 package
Available
• Slew rate controlled turn-on time: 100 μs
• Low quiescent current < 1 μA
• Low shutdown current < 1 μA
• Reverse blocking capability
• SC70-6 and TDFN4 1.2 mm x 1.6 mm packages
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
APPLICATIONS
• Cellular telephones
• Digital still cameras
• Personal digital assistants (PDA)
• Hot swap supplies
• Notebook computers
• Personal communication devices
• Portable Instruments
TYPICAL APPLICATION CIRCUIT
Fig. 1 - SiP32431 Typical Application Circuit
ORDERING INFORMATION
TEMPERATURE RANGEPACKAGEMARKINGPART NUMBER
-40 °C to 85 °C
Notes
•x = lot code
• -GE3 denotes halogen-free and RoHS-compliant
• Please use the SiP32431DR3-T1GE3 to replace SiP32431DR3-T1-E3
S15-1821-Rev. C, 10-Aug-15
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
TDFN4 1.2 mm x 1.6 mmDxSiP32431DNP3-T1GE4
For technical questions, contact: powerictechsupport@vishay.com
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
SC70-6MAxxSiP32431DR3-T1GE3
1
Document Number: 66597
SiP32431
www.vishay.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER LIMITUNIT
Supply Input Voltage (V
Output Voltage (V
Maximum Continuous Switch Current (I
Maximum Pulsed Current (I
(pulsed at 1 ms, 10 % duty cycle)
ESD Rating (HBM)4000V
Junction Temperature (T
Thermal Resistance (θ
Power Dissipation (P
Notes
a. Device mounted with all leads and power pad soldered or welded to PC board.
b. Derate 4.5 mW/°C above T
c. Derate 5.9 mW/°C above T
Stresses beyond those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation
of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum
rating/conditions for extended periods may affect device reliability.
) -0.3 to 6
IN
) -0.3 to 6
ON/OFF
)-0.3 to VIN +0.3
OUT
)
max.
) VIN
DM
)-40 to 125°C
J
a
)
JA
a
)
D
= 70 °C.
A
= 70 °C, see PCB layout.
A
SC70-6 package1.2
TDFN4 1.2 mm x 1.6 mm1.4
V
≥ 2.5 V3
IN
V
< 2.5 V1.6
IN
6 pin SC70-6
4 pin TDFN4 1.2 mm x 1.6 mm
6 pin SC70- 6
4 pin TDFN4 1.2 mm x 1.6 mm
b
c
b
c
220
170
250
324
Vishay Siliconix
VEnable Input Voltage (V
A
°C/W
mW
RECOMMENDED OPERATING RANGE
PARAMETER LIMITUNIT
Input Voltage Range (V
Operating Temperature Range-40 to 85°C
)1.5 to 5.5V
IN
S15-1821-Rev. C, 10-Aug-15
2
Document Number: 66597
For technical questions, contact: powerictechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
www.vishay.com
OUT
1
GND
2
ON/OFF
3
N/C
6
GND
5
IN
4
Top View
SPECIFICATIONS
PARAMETER SYMBOL
Operating Voltage
Quiescent CurrentI
Off Supply CurrentI
Off Switch CurrentI
Reverse Blocking CurrentI
c
V
IN
Q
Q(off)
SD(off)
RB
V
On-ResistanceR
DS(on)
V
V
On-Resistance Temp.-CoefficientTD
RDS
VIN = 5, TA = -40 °C to 85 °C
(Typical values are at T
= 25 °C)
A
On/off = active-0.000051
On/off = inactive, out = open--1
On/off = inactive, out = 0--1
V
= 5.5 V, VIN = 0, V
OUT
VIN = 5 V, IL = 500 mA, TA = 25 °C
= 4.2 V, IL = 500 mA, TA = 25 °C
IN
= 3 V, IL = 500 mA, TA = 25 °C
V
IN
= 1.8 V, IL = 500 mA, TA = 25 °C
IN
= 1.5 V, IL = 500 mA, TA = 25 °C
IN
= inactive-0.131
on/off
SC70-6-147
TDFN4-105
SC70-6-155
TDFN4-110
SC70-6-178
TDFN4-135
SC70-6-275
TDFN4-230
SC70-6-395
TDFN4-350
VIN ≥ 1.5 V to < 1.8 V--0.3
TEST CONDITIONS UNLESS SPECIFIED
On/Off Input Low Voltage
c
V
IL
V
≥ 1.8 V to < 2.7 V--0.4
IN
V
≥ 2.7 V to ≤ 5.5 V--0.6
IN
VIN ≥ 1.5 V to < 2.7 V1.3--
V
On/Off Input Low Voltage cV
On/Off Input LeakageI
Output Turn-On Delay Timet
Output Turn-Off Delay Timet
SINK
d(on)
(on)
d(off)
IH
VIN = 5 V, R
≥ 2.7 V to < 4.2 V1.5--
IN
V
≥ 4.2 V to ≤ 5.5 V1.8--
IN
V
= 5.5 V--1μA
On/Off
= 10 Ω, TA = 25 °C
load
Notes
a. The algebriac convention whereby the most negative value is a minimum and the most positive a maximum.
b. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing
c. For V
outside this range consult typical on/off threshold curve.
IN
-40 °C TO 85 °C
a
MIN.
TYP. bMAX.
1.5-5.5V
-2800-ppm/°C
-2040
-140180
-410
SiP32431
Vishay Siliconix
LIMITS
a
230
250
290
480
520
UNIT
μA
mΩ
V
μsOutput Turn-On Rise Timet
PIN CONFIGURATION
Fig. 2 - SC70-6 Package Fig. 3 - TDFN4 1.2 mm x 1.6 mm Package
PIN DESCRIPTION
PIN NUMBER
SC70-6 TDFN4
43INThis pin is the p-channel MOSFET source connection. Bypass to ground through a 1 μF capacitor
2, 52GNDGround connection
34ON/OFFEnable input
11OUTThis pin is the p-channel MOSFET drain connection. Bypass to ground through a 0.1 μF capacitor
S15-1821-Rev. C, 10-Aug-15
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ON/OFF
4
GND
IN
3
Bottom View
NAME FUNCTION
3
For technical questions, contact: powerictechsupport@vishay.com
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
OUT
1
2
GND
Document Number: 66597
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0
1.52.02.53.54.55.53.04.05.0
0.04
0.02
0.06
0.08
0.10
0.12
VIN (V)
I
Q
- Quiescent Current (nA)
0
1.5 2.0 2.53.55.06.03.04.05.54.5
150
50
250
200
100
300
350
VIN (V)
I
SD(OFF)
- Off Switch Current (nA)
0
- 40- 20040100206080
150
50
250
200
100
300
Temperature (°C)
I
SD(OFF)
- Off Switch Current (nA)
VIN = 5 V
1.0 1.5 2.03.04.05.52.53.54.5 5.0
V
IN
(V)
R
DS
- On-Resistance (mΩ)
50
100
150
200
250
300
350
400
450
500
550
for SC70-6 package
IL= 1.2 A
IL= 500 mA
IL= 100 mA
TYPICAL CHARACTERISTICS (internally regulated, 25 °C, unless otherwise noted)
SiP32431
Vishay Siliconix
Fig. 4 - Quiescent Current vs. Input Voltage
Fig. 5 - Off Switch Current vs. Input Voltage
10
1
0.1
VIN = 5 V
- Quiescent Current (nA)
Q
0.01
I
0.001
- 40- 20040801002060
Fig. 6 - Quiescent Current vs. Temperature
S15-1821-Rev. C, 10-Aug-15
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
Fig. 7 - Off Switch Current vs. Temperature
VIN = 3 V
Temperature (°C)
Fig. 8 - R
550
500
450
400
350
300
250
- On-Resistance (mΩ)
200
DS
R
150
100
for TDFN4 package
IL = 1.2 A
IL = 100 mA
50
1.52.02.53.55.53.04.04.55.0
Fig. 9 - R
vs. VIN for SC70-6 Package
DS(on)
IL = 500 mA
VIN (V)
vs. Input Voltage
DS(on)
4
For technical questions, contact: powerictechsupport@vishay.com
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Document Number: 66597
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V
OUT
(V)
I
RB
- Reverse Blocking Current (nA)
0.01
0.1
1
10
100
1000
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5
VIN = 0 V
- 40- 20040801002060
Temperature (°C)
R
DS
- On-Resistance (mΩ)
120
130
140
150
160
170
180
190
200
210
220
VIN = 5 V
VIN = 3 V
I
LOAD
= 500 mA
for SC70-6 package
60
- 40- 20040100206080
140
80
100
180
120
160
Temperature (°C)
R
DS
- On-Resistance (mΩ)
VIN = 5 V
VIN = 3 V
I
LOAD
= 500 mA
for TDFN4 package
0.4
1.5 2.0 2.53.56.03.04.05.04.55.5
1.2
0.6
0.8
1.6
1.0
1.4
VIN (V)
On/Off Threshold Voltage (V)
V
IH
V
IL
TYPICAL CHARACTERISTICS (internally regulated, 25 °C, unless otherwise noted)
SiP32431
Vishay Siliconix
Fig. 10 - Reverse Blocking Current vs. V
Fig. 11 - R
vs. Temperature
DS(on)
OUT
Fig. 12 - R
600
V
= 5.5 V
OUT
500
= 0 V
V
IN
400
300
200
- Reverse Blocking Current (nA)
100
RB
I
0
- 40- 20040100206080
vs. Temperature
DS(on)
Temperature (°C)
Fig. 13 - Reverse Blocking Current vs. Temperature
S15-1821-Rev. C, 10-Aug-15
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Fig. 14 - On/Off Threshold vs. Input Voltage
5
For technical questions, contact: powerictechsupport@vishay.com
Document Number: 66597
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