Description
The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off Line and dc dc converter V. The UC3842B and UC3843B can operate to duty cycles approaching 100%. A range of the zero to <. 50 % is obtained by the UC3844B and UC3845B by. 120 , 1/4 W. Resistor. R21. 1. 2.49 k , 1/4 W. Resistor. T1. 1. Transformer. Cramer, CSM, 3015-027. U1. 1. -. IC, UC3845B . U2. 1. -. Optoisolator, MOC8102. U3. This document describes how to design a 3-phase power supply with the UC3845B PWM driver and the new STC04IE170 ESBT as main switch. It is associated UC3845B : High Performance Current Mode PWM Controller The UC3844B, UC3845B series are high performance fixed frequency current mode controllers.
Part Number | UC3845B |
Brand | STMicroelectronics |
Image |
Hot Offer
UC3845B
ST
12578
4.805
Hongkong Dream International Trade Co., Ltd
UC3845B
STMicroelectronics
5000
6.03
Hongkong Truly Electronics Tech Co.,Ltd
UC3845B
STMicroel
20000
1.13
HK HEQING ELECTRONICS LIMITED
UC3845B
STMICROELECT
9000
2.355
Redstar Electronic Limited
UC3845B
ST/MICRON
585
3.58
WIN AND WIN ELECTRONICS LIMITED