HA17385HRP - High Speed Current Mode PWM Controller

Product Overview

Hitachi Semiconductor

Part number	HA17385HRP
Manufacturer	Hitachi Semiconductor
File Size	145.96 KB
Description	High Speed Current Mode PWM Controller
Datasheet	HA17385HRP Datasheet
Additional preview pages of the HA17385HRP datasheet.

The HA17384S/H and HA17385H are PWM control switching regulator IC series suitable for highspeed, current-mode switching power supplies.

High-safety UVL circuit is used (Both VIN and Vref are monitored).
High speed operation:  Current detection response time: 100 ns Typ  Maximum oscillation frequency: 500 kHz.
Low standby current: 170 µA Typ.
Wide range dead band time (Discharge current of timing capacitance is constant 8.4 mA Typ).
Able to drive power MOSFET directly (Absolute maximum rating of output current is ±1 A peak).
OVP function (over voltage protection) is include.

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Published: Mar 22, 2005 |