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HY3845, HY3842 (HY3842 / HY3845) PWM controller

HY3845 Description

HY3842/43/44/45 .
The HY3842D-N/3843D-N/3844D-N/3845D-N, are fixed frequency current mode PWM controller. Line and DC to DC.

HY3845 Features

* Low Start-Up and Operating Current High Current Totem Pole Output Under voltage Lockout With Hysteresis Operating Frequency Up To 500KHz BLOCK DIAGRAM (toggle flip flop used only in HY3844, HY3845) Absolute Maximum Ratings Characteristic Supply Voltage (low

HY3845 Applications

* with a minimal external components. Internally implemented circuits include a trimmed oscillator for precise duty cycle control, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: HY3845, HY3842. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
HY3845, HY3842
Manufacturer
Hooyi
File Size
932.37 KB
Datasheet
HY3842-Hooyi.pdf
Description
(HY3842 / HY3845) PWM controller
Note
This datasheet PDF includes multiple part numbers: HY3845, HY3842.
Please refer to the document for exact specifications by model.

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📌 All Tags

HY3842 HY3845 PWM controller Hooyi
Hooyi HY3845-like datasheet