Unisonic Technologies UR3325
LINEAR INTEGRATED CIRCUIT
FEATURES
*Dual Output: 3.3V/1A, 2.5V/1A. *Output Voltage Precision of ±2%. *Output consists of PNP power transistor with low-dropout voltage. *Built-in over current protection circuit (OCP). *Built-in Thermal Shut Down Circuit (TSD). *Ideal for Hard Disk Drives applications. 1 TO-252-5 1: Vcc 2: NC 3: GND 4: Vo1 5: VO2 PIN DISCRIPTION PIN NO. 1 2 3 4 5 PIN NAME Vcc N.C. GND Vo1 Vo2 Power Supply Not internally connected Ground 3.3V Output 2.5V Output FUNCTION UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R102-017,C UTC UR3325 BLOCK DIAGRAM Vcc PIN 1 LINEAR INTEGRATED CIRCUIT Vcc Reference Voltage + - Vcc Vo1 Current Limit Sat. Prevention PIN 4 Vcc Vcc + Vo2 Thermal Shut Down Current Limit Sat. Prevention PIN 5 NC PIN 2 PIN 3 GND UTC UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R102-017,C UTC UR3325 PARAMETER LINEAR INTEGRATED CIRCUIT SYMBOL RATINGS 18 1000* -40 ~ +85 -55 ~ +150 150ABSOLUTE MAXIMUM RATINGS
(Ta=25℃) UNIT V mW °C °C °C Supply Voltage Vcc Power dissipation PD Operating temperature rang...