BA9741

UNISONIC TECHNOLOGIES CO., LTD BA9741 LINEAR INTEGRATED CIRCUIT TWO-CHANNEL SWITCHING REGULATOR CONTORLLER  DESCRIPTION The UTC BA9741 is a two-channel switching regulator controllers that use the PWM method. It can be used for DC to DC conversion for step-up, step-down, and inverting. The IC comes in a compact package, making it ideal for use in portable equipment.  FEATURES *High-accuracy reference voltage circuit (±1%) *Time-latch, short-circuit protection circuit *Miss-operation prevention circuit for low-voltage input *Reference voltage with output (2.5V) *Rest period adjustment is possible over the entire duty *range  ORDERING INFORMATION Ordering Number Lead Free Halogen Free BA9741L-D16-T BA9741G-D16-T - BA9741G-S16-R - BA9741G-P16-R Package DIP-16 SOP-16 TSSOP-16 Packing Tube Tape Reel Tape Reel  MARKING DIP-16 SOP-16 / TSSOP-16 www.unisonic.com.tw Copyright © 2015 Unisonic Technologies Co., Ltd 1 of 7 QW-R103-017.C BA9741  PIN CONFIGURATIONS LINEAR INTEGRATED CIRCUIT  PIN DESCRIPTIONS PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PIN NAME CT RT NON1 INV1 FB1 DT1 OUT1 GND VCC OUT2 DT2 FB2 INV2 NON2 SCP VREF FUNCTOIN External timing capacitor External timing resistor Positive input for error amplifier 1 Negative input for error amplifier 1 Error amplifier 1 output Output 1 dead time/soft start setting Output 1 Ground Power supply Output 2 Output 2 dead time / soft start setting Error amplifier 2 output Negative input for error amplifier...