UM605A

UNISONIC TECHNOLOGIES CO., LTD UM605A/B LINEAR INTEGRATED CIRCUIT OPERATIONAL AMPLIFIERS WITH 2.5V/1.25V SHUNT REGULATOR  DESCRIPTION UTC UM605A/B that is designed to include 2 op amp and one shunt regulator for battery charger and AC adapter application.  FEATURES * Internal accurate 2.5V / 1.25V VREF * Reduced external components  ORDERING INFORMATION Ordering Number Lead Free Halogen Free UM605AL-AF5-R UM605AG-AF5-R UM605BL-AF5-R UM605BG-AF5-R Package SOT-25 SOT-25 Packing Tape Reel Tape Reel  MARKING UM605A UM605B www.unisonic.com.tw Copyright © 2017 Unisonic Technologies Co., Ltd 1 of 5 QW-R105-033.G UM605A/B  PIN DESCRIPTION PIN NO. PIN NAME 1 OUT FUNCTION Output Pin LINEAR INTEGRATED CIRCUIT INTERNAL CIRCUIT DIAGRAM 1 2 GND Ground 3 INB 4 INA Input Pin 5 VCC Supply Voltage 3 4 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R105-033.G UM605A/B  BLOCK DIAGRAM UM605A VCC 5 5.9K REF + 2.5V 43K 2.8K + - + - LINEAR INTEGRATED CIRCUIT INA 4 UM605B 1 OUT 2 GND VCC 5 5.9K REF + 2.5V 23K 20K 2.8K + - + - 1 OUT 2 GND 3 INB INA 4 3 INB UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 5 QW-R105-033.G UM605A/B LINEAR INTEGRATED CIRCUIT  ABSOLUTE MAXIMUM RATINGS (TA = 25°C, unless otherwise specified.) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.3 ~ +20 V Recommended Operating Voltage Power Dissipation VOPR PD +4 ~ +20 250 V mW Operating Temperature TOPR -25 ~ +85 °C Storage Temp...