TPS4H160-Q1 Texas instruments

TPS4H160-Q1

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TPS4H160-Q1

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Описание

The TPS4H160-Q1 device is fully protected quad-channel smart high-side switch with four integrated 160-mΩ NMOS power FETs.Full diagnostics and high-accuracy current sense enable intelligent control of the load.An external adjustable current limit improves the reliability of whole system by limiting the inrush or overload current.

Qualified for Automotive Applications
AEC-Q100 Qualified With the Following Results:
- Device Temperature Grade 1: –40°C to asd 125°C Ambient Operating Temperature Range
- Device HBM ESD Classification Level H3A
- Device CDM ESD Classification Level C4B
Functional safety capable
- Documentation available to aid functional safety system design
Quad-Channel 160-mΩ Smart High-Side Switch With Full Diagnostics
- Version A: Open-Drain Digital Output
- Version B: Current-Sense Analog Output
Wide Operating Voltage 3.4 V to 40 V
Ultralow Standby Current, < 500 nA
High-Accuracy Current Sense: ±15% Under >25-mA Load
Adjustable Current Limit With External Resistor, ±15% Under >500 mA Load
Protection
- Short-to-GND Protection by Current Limit (Internal or External)
- Thermal Shutdown With Latch Off Option and Thermal Swing
- Inductive Load Negative Voltage Clamp With Optimized Slew Rate
- Loss-of-GND and Loss-of-Battery Protection
Diagnostics
- Overcurrent and Short-to-Ground Detection
- Open-Load and Short-to-Battery Detection
- Global Fault Report for Fast Interrupt
28-Pin Thermally-Enhanced PWP Package

Number of channels	4
Operating voltage (max) (V)	40
Operating voltage (min) (V)	4
Ron (typ) (mΩ)	160
Imax (A)	2.5
Current limit (min) (A)	0.25
Current limit (max) (A)	7
Current limit type	Adjustable
TI functional safety category	Functional Safety-Capable
Current limit accuracy	+/- 15% @ 0.5A
Current sense accuracy	+/- 3.25mA@ 5mA
FET	Current sense/monitor, Digital output, Thermal shutdown, Under voltage lock out
Features	Current sense/monitor, Digital output, Thermal shutdown, Under voltage lock out
Operating temperature range (°C)	-40 to 125
Function	Adjustable current limit, Automotive load dump compatibility, Current monitoring, Inductive load compatibility, Inrush current control, Short circuit protection, Thermal shutdown
Rating	Automotive