PJ3845B 데이터 시트보기 (PDF) - Promax Johnton

부품명

상세내역

일치하는 목록

PJ3845B

High Performance Current Mode Controller

Promax Johnton 

PJ3844B / PJ3845B

High Performance Current Mode Controller

FIGURE 32-SLOPE COMPENSATION

The buffered oscillator ramp can resistively summed with either the voltage

feedback or current sense inputs to provide slope compensation.

FIGURE 33-27 WATT OFF-LINE REGULATION

T1-Primary:45 Turns #26 AWG

Secondary ±12V :9 Turns #30 AWG (2 strands ) Bifiliar Wound

Secondary 5.0V: 4 Turns (six strands) #26 Hexfiliar Wound

L1-15μH at 5.0A, Coilcraft 27156.

L2.L3-25μH at 1.0A, Coilcraft 27157.

Secondary Feedback : 10 Turns #30 AWG (2 strands) Bifiliar Wound

Core: Ferroxcube EC35-3C8

Bobbin : Ferroxcube EC35PCB1

Gap： ≅ 0.10 ” for a primary inductance of 1.0mH

Line Regulation：5.0V

Line Regulation：±12V

Vin=95 to 130 Vac

　 =50mV or ±0.5%

　 =24mV or ±0.1%

Load Regulation：5.0V

Load Regulation：±12V

Vin=115Vac, Iout =1.0A to 4.0A

Vin=115Vac,Iout=100mA to 300mA

　 =300mV or ±3.0%

　 =60mV or ±0.25%

Output Ripple：5.0V

Vin=115Vac

40mVp-p

Output Ripple：±12V

80 Vp-p

Efficiency

Vin=115Vac

70%

All outputs are at nominal load currents unless otherwise noted.

11-14

2004/11. Rev B

Share Link: