HA13705C - Hitachi Semiconductor

HA13705C IPIC Intelligent Power IC High Side Solenoid Driver

The HA13705C is high side power driver IC with protectors and diagnostic function. The device is especially designed to switch inductive loads. Functions • • • • • • • • Power MOS source follower output (2 A) With Over Voltage Shut Down circuit (OVSD) With Over Current protector circuit (OCSD) With Over Temperature Shut Down circuit (OTSD) With diagnostic c.

Features

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• Protected against 60 V load dump condition Low RON (0.17 Ω Typ) Wide operating supply voltage range (VDD = 7 V to 25 V) High sustaining voltage (
  –25 V) Protected against reverse supply voltage (
  –13 V) Protected against short circuit condition Input compatible with TTL, LS-TTL, or 5 V CMOS HA13705C Pin Arrangement HA13705C 1 2 3 4 5 VDD GND OUT INPUT STATUS (Top View) 2 HA13705C Block Diagram VDD 3 LVI INPUT 2 OVSD Charge Pump Voltage Clamp OUT 5 Current Sense + — OSC. Latch Vref STATUS 4 Band Gap Ref. TSD 175 160 Open, Short to VDD Detector Diagnostic Logic.