SI4719CY Vishay, SI4719CY Datasheet

Power Switch ICs - Power Distribution P-Ch Battery Switch

SI4719CY

Manufacturer Part Number
SI4719CY
Description
Power Switch ICs - Power Distribution P-Ch Battery Switch
Manufacturer
Vishay
Datasheet

Specifications of SI4719CY

On Resistance (max)
0.028 Ohms
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 25 C
Package / Case
SO-16
Maximum Power Dissipation
2400 mW
Mounting Style
SMD/SMT
Lead Free Status / Rohs Status
No

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI4719CY
Manufacturer:
SAMSUNG
Quantity:
1 500
Part Number:
SI4719CY-T1
Manufacturer:
SILICONIX
Quantity:
20 000
The Si4719CY is two level-shifted p-channel MOSFETs.
Operating together, these MOSFETs can be used as a reverse
blocking switch for battery disconnect applications. It is a
solution for multiple battery technology designs or designs that
require isolation from the power bus during charging.
Document Number: 70669
S-59510—Rev. B, 31-Aug-98
Solution for Bi-Directional Blocking
Bi-Directional Conduction Switch
6- to 30-V Operation
Ground Referenced Logic Level Inputs
Integrated Low r
Level-Shifted Gate Drive with Internal MOSFET
GND
IN
G
1
1
1
12
5
6
DS(on)
Half a circuit shown here.
ESD
MOSFET
Battery Disconnect Switch
Logic
Drive
Gate
and
Level
Shift
The Si4719CY is available in a 16-pin SOIC package and is
rated for the commercial temperature range of –25 to 85 C.
Two Independent Inputs
Includes Precision Voltage Circuitry
Ultra Low Power Consumption in Off State
(Leakage Current Only)
Logic Supply Voltage is Not Required
Limiter
V
GS
www.vishay.com FaxBack 408-970-5600
Vishay Siliconix
9, 10, 11
7, 8
Si4719CY
D
S
1
1
2-1

Related parts for SI4719CY

SI4719CY Summary of contents

Page 1

... S-59510—Rev. B, 31-Aug-98 Two Independent Inputs Includes Precision Voltage Circuitry Ultra Low Power Consumption in Off State (Leakage Current Only) Logic Supply Voltage is Not Required The Si4719CY is available in a 16-pin SOIC package and is rated for the commercial temperature range of – Level Shift V GS Limiter www ...

Page 2

... Si4719CY Vishay Siliconix Voltage Referenced to GND IN1 IN2 Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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 ...

Page 3

... V SOURCE DRAIN 5 SO- GND 1(OUT Top View Order Number: Si4719CY Pin Number Symbol Drain connection for MOSFET- GND Ground 5 IN Logic input Gate output to MOSFET-1. 1(OUT Source connection for MOSFET 10 Drain connection for MOSFET- Logic input Gate output to MOSFET-2. 2(OUT) ...

Page 4

... Si4719CY Vishay Siliconix On-Resistance vs. Drain Current 0.050 0.040 V 0.030 0.020 0.010 0.000 (A) S Normalized On-Resistance vs. Junction Temperature 1 1.6 S 1.4 1.2 1.0 0.8 0.6 0.4 –50 – – Junction Temperature ( C) J Off-Supply Current vs. Source Voltage 10.000 T = 150 C J 1.000 0.100 0.010 J 0.001 ...

Page 5

... C 4.10 4.05 4.0 1.2 1.4 –50 1.6 1.4 1.2 1.0 0.8 0.6 100 125 150 – 100 125 150 –50 Si4719CY Vishay Siliconix Input Voltage Trip Point vs. Temperature – 100 125 150 T = Ambient Temperature ( C) A Turn-off Delay vs. Temperature – 100 ...

Page 6

... Si4719CY Vishay Siliconix Normalized Thermal Transient Impedance, Junction-to-Ambient 2 1 Duty Cycle = 0.5 0.2 0.1 0.1 0.05 0.02 Single Pulse 0.01 –4 – www.vishay.com FaxBack 408-970-5600 2-6 Single Pulse Power 0.01 0 Time (sec) –2 – Square Wave Pulse Duration (sec) 100 Notes: ...

Page 7

... D 1 Battery 1 Logic Battery 2 Logic In 2 Si4719CY Battery 2 Si4719CY Battery 1 Document Number: 70669 S-59510—Rev. B, 31-Aug-98 Si4719CY Si4435DY Drive Si4435DY Drive FIGURE Drive Drive Logic Drive Drive Logic In FIGURE 2 Si4719CY Vishay Siliconix DC/DC DC/DC www.vishay.com FaxBack 408-970-5600 2-7 ...

Page 8

... Si4719CY Vishay Siliconix AC/DC Charger 7 – – 5 Cell Li-Ion Logic In AC/DC Charger Logic In 7 – – 5 Cell Li-Ion Logic In 7 – – 5 Cell Li-Ion Logic In www.vishay.com FaxBack 408-970-5600 2-8 Si4719 1/2 Logic In Drive FIGURE 3: Low-Cost Laptop PC Si4719 1/2 Logic In Drive Si4719 ...

Page 9

... Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’ ...

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