TLE7239GS datasheet(4/37 Pages) INFINEON

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TLE7239GS

Overview

Data Sheet

Rev. 1.0, 2008-10-30

Protective Functions

•

Over load and short circuit protection

•

Thermal shutdown

•

Electrostatic discharge protection (ESD)

Diagnostic Functions

•

Latched diagnostic information via SPI

•

Open load detection in OFF-state

•

Over load detection in ON-state

•

Over temperature

Crank Mode

•

Integrated power supply enables secure operation at low battery voltage

Limp Home / Fail-Safe Functions

•

Limp home activation via pin LHI

•

Limp home configuration via input pins

Applications

•

Especially designed for driving relays and LEDs in automotive applications

•

All types of resistive and inductive loads

•

Suitable to switch 5 V power supply lines by auto configuring channels

Table 1

Product Summary

Operating range power supply voltage

Vbb

4.0 … 28 V

Digital supply voltage

3.0…5.5V

Typical On-State resistance at 25

°C

DS(ON)

high-side: 2 channels (Relay)

0.9

Ω

high-side: 2 channels (Generic, LED)

1.6

Ω

auto configuring: 2 channels (Relay, Supplies)

0.9

Ω

low-side: 2 channels (Relay)

0.9

Ω

Nominal load current (all channels active)

L(nom, min)

Relay

260 mA

LED, Generic

130 mA

Over load switch off threshold

DS(OVL, min)

500 mA

Output leakage current per channel at 25

°C

DS(OFF, max)

µA

Drain to source clamping voltage

DS(CL, min)

41 V

Source to ground clamping voltage

bb(CL, max)

-16 V

SPI clock frequency

SCLK(max)

5MHz

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