HA17384 Datasheet - Hitachi Semiconductor

HA17384, High Speed Current Mode PWM Controller

HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP High Speed Current Mode PWM Control IC for Switching Power Supply ADE-204-028A (Z) 2nd Edition Nov.199.
The HA17384S/H and HA17385H are PWM control switching regulator IC series suitable for highspeed, current-mode switching power supplies.

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Datasheet Details

Part number:

HA17384

Manufacturer:

Hitachi Semiconductor

File Size:

145.96 KB

Description:

High Speed Current Mode PWM Controller

Features

* 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 timin

Applications

* such as a power supply for monitors small multi-output power supply. The IC series are composed of circuits required for a switching regulator IC. That is a under-voltage lockout (UVL), a high precision reference voltage regulator (5.0 V ± 2%), a triangular wave oscillator for timing generation, a h

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