TPS4H000-Q1 Texas instruments

TPS4H000-Q1

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TPS4H000-Q1

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Описание

The TPS4H000-Q1 family is a fully protected quad-channel smart high-side switch, with integrated 1000‑mΩ NMOS power FETs.Full diagnostics and high-accuracy current-sense features enable intelligent control of the load.An external adjustable current limit improves reliability of the 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 125°C Ambient Operating Temperature Range
- Device HBM ESD Classification Level H2
- Device CDM ESD Classification Level C4B
Quad-Channel 1000-mΩ Smart High-Side Switch With Full Diagnostics
- Version A: Open-Drain Status Output
- Version B: Current-Sense Analog Output
Wide Operating Voltage 3.4 to 40 V
Ultralow Standby Current, <500 nA
High-Accuracy Current Sense:
- ±15% Under >5-mA Load
Adjustable Current Limit With External Resistor ±20% Under >100-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
Diagnostic:
- Overcurrent and Short to Ground Detection
- Open-Load and Short-to-Battery Detection
- Global Fault for Fast Interrupt
20-Pin Thermally-Enhanced PWP Package

Number of channels	4
Operating voltage (max) (V)	40
Operating voltage (min) (V)	4
Ron (typ) (mΩ)	1000
Imax (A)	0.75
Current limit (min) (A)	0.1
Current limit (max) (A)	1.3
Current limit type	Adjustable
Current limit accuracy	+/-20%@0.1A
Current sense accuracy	+/-0.75mA@5mA +/-3mA@100mA
FET	Internal
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