UNISONIC TECHNOLOGIES CO., LTD
UR133/A
LINEAR INTEGRATED CIRCUIT
300/500mA LOW DROPOUT
LINEAR VOLTAGE
REGULATORS
DESCRIPTION
The UTC UR133/A are 300/500mA fixed output voltage low
dropout linear regulators. Wide range of available output voltage fits
most of applications. Built-in output current-limiting most
thermal-limiting provide maximal protection against any fault
conditions.
FEATURES
*Guaranteed 300/500mA output current
*Input voltage range up to 12V
*Extremely tight load regulation
*Fast transient response
*Current-limiting and Thermal-limiting
*Three-terminal adjustable or fixed 1.5V, 1.8V, 2.2V, 2.5V, 2.7V,
2.8V, 2.9V,3.0V, 3.3V, 3.5V, 3.6V, 3.7V, 4.7V, 5.0V
ORDERING INFORMATION
Ordering Number
Packing
Package
Pin Assignment
Lead Free
Halogen Free
UR1331L-xx-AA3-2UR1331G-xx-AA3-2SOT-223
A: GOI
R: Tape Reel
UR1331L-xx-AB3-2UR1331G-xx-AB3-2SOT-89
B: OGI
B: Tape Box
C: GIO
UR1331L-xx-T92-2UR1331G-xx-T92-2TO-92
K: Bulk
D: IGO
UR1331L-xx-T92-2UR1331G-xx-T92-2TO-92
Note: 1. 1: Current code: Blank: 300mA
A: 500mA
2. Pin assignment: I:VIN(Positive Power Input) O:VOUT(Output) G:GND(Ground/Adjustable)
3. xx: Output Voltage, refer to Marking Information.
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