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NCP1294: PWM Controller for Flyback or Forward Converters

Datasheet: NCP1294 Flyback PWM Controller
Rev. 0 (227.0kB)
Product Overview
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The NCP1294 fixed frequency flyback PWM controller contains all of the features necessary for basic flyback, forward or boost operation. This PWM controller has been optimized for high frequency primary side control operation. In addition, this device includes such features as: Soft Start, accurate duty cycle limit control, less than 50uA startup current, over and under voltage protection, and bidirectional synchronization. The NCP1294 is available in a SOIC-16 and TSSOP-16 surface mount packages.
Features   Benefits
     
  • 1MHz Frequency Capability
 
  • Scalable for small size or high efficiency
  • 1A Sink/Source Gate Drive
 
  • Ability to drive high efficiency MOSFETs
  • Programmable Pulse-by-Pulse Overcurrent Protection
 
  • Flexible application
  • Programmable Soft Start
 
  • Power sequencing
Applications   End Products
  • MPPT (Maximum Peak Power Tracking)
 
  • Solar Power Battery Charger
Availability & Samples
Specifications
Product
Status
Compliance
Description
Package
MSL
Container
Budgetary Price/Unit
Type
Case Outline
Type
Temperature
Type
Qty.
NCP1294EDBR2G Active
Pb-free
Halide free
NCP1294 TSSOP-16 948F-01 1 260 Tape and Reel 2500 $0.9333
NCP1294EDR2G Obsolete 
Pb-free
Halide free
NCP1294 SOIC-16 751B-05 1 260 Tape and Reel 2500  
Market Leadtime (weeks) : Contact Factory
ON Semiconductor   (2020-09-02) : 2,500
PandS   (2020-09-14) : >1K
Market Leadtime (weeks) : Contact Factory
PandS   (2020-09-14) : >1K

Product
Description
Pricing ($/Unit)
Compliance
Status
Topology
Phases
Control Mode
VCC Min (V)
VCC Max (V)
fSW Typ (kHz)
Package Type
NCP1294EDBR2G  
 $0.9333 
Pb
H
 Active   
Flyback
Forward
Half-Bridge
Step-Down
Step-Up
1
Current Mode
4.7
100
Up to 1000
TSSOP-16
Case Outlines
751B-05    948F-01   
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