Current Mode PWM Controller - UC3846

UC3846 (ACTIVE)

Current Mode PWM Controller

Parametrics Compare all products in PWM and Resonant Controller

 
Topology
Control Method
Duty Cycle (Max) (%)
Frequency (Max) (kHz)
UVLO Thresholds On/Off (V)
Regulated Outputs (#)
Special Features
Rating
Operating Temperature Range (C)
Pin/Package
Approx. Price (US$)
UC3846 UC1846 UC2846
Boost
Buck
Flyback
Forward
Full-Bridge
Half-Bridge
Push-Pull    
Boost
Flyback
Forward
Full-Bridge
Half-Bridge
Push-Pull    
Boost
Flyback
Forward
Full-Bridge
Half-Bridge
Push-Pull    
Current     Current     Current    
50     50     50    
450     450     450    
7.7/6.95     7.7/6.95     7.7/6.95    
2     2     2    
Error Amplifier
Soft Start
Synchronization Pin    
Error Amplifier
Soft Start
Synchronization Pin    
Error Amplifier
Soft Start
Synchronization Pin    
Catalog     Military     Catalog    
0 to 70     -55 to 125     -40 to 85    
16PDIP
16SOIC
20PLCC    
16CDIP
20LCCC    
16PDIP
16SOIC
20PLCC    
1.60 | 1ku       1.70 | 1ku    

Other qualified versions of UC3846

Version Part Number Definition
Military UC1846 QML certified for Military and Defense Applications
Enhanced Product UC1846-EP Supports Defense, Aerospace and Medical Applications
Catalog UC3846M TI's standard catalog product
Space UC1846-SP Radiation tolerant, ceramic packaging and qualified for use in Space-based application

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