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NCP1251 - Current-Mode PWM Controller

NCP1251 Description

DATA SHEET www.onsemi.com Current-Mode PWM Controller for Off-line Power Supplies NCP1251 The NCP1251 is a highly integrated PWM controller capable o.
The controller ground.

NCP1251 Features

* Fixed
* Frequency 65 or 100 kHz Current
* Mode Control Operation
* Internal and Adjustable Over Power Protection (OPP) Circuit
* Frequency Foldback Down to 26 kHz and Skip
* Cycle in Light Load Conditions
* Internal Ramp Compensation
* Internal Fixed 4 ms Soft

NCP1251 Applications

* ac
* dc Converters for TVs, Set
* top Boxes and Printers
* Offline Adapters for Notebooks and Netbooks MARKING DIAGRAM TSOP
* 6 (SOT23
* 6) 5xyAYWG SN SUFFIX G 1 CASE 318G STYLE 13 1 5xy = Specific Device Code x = A or U y = A, 2, C, D, or F A = Asse

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Current-Mode PWM Controller ON Semiconductor
ON Semiconductor NCP1251-like datasheet