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UR533 Datasheet, PDF (2/6 Pages) Unisonic Technologies – 5A ADJUSTABLE/FIXED ULTRA LOW DROP-OUT LINEAR REGULATOR
UR533
MARKING INFORMATION
PACKAGE VOLTAGE CODE
TO-220-5
TO-252-5
TO-263-5
15 :1.5V
25 :2.5V
AD:ADJ
LINEAR INTEGRATED CIRCUIT
VOLTAGE CODE
MARKING
UTC
UR533
1 23 45
DATE CODE
PIN DESCRITIONS
PIN NO
1
2
3
4
5
PIN NAME
DESCRITION
VSENSE Remote Voltage Sense.
Adjust for UR533-ADJ, the output voltage determined by feedback voltage.
ADJ/GND Ground for fixed output products(UR533-xx)
VOUT Output Voltage.
VCNTL Control Voltage.
VIN
Input Voltage.
THERMAL DATA
PARAMETER
Thermal Resistance Junction-Case 
TO-220-5
TO-252-5
TO-263-5
SYMBOL
ǀJC
RATINGS
3
8
4
UNIT
Ċ/W
BLOCK DIAGRAM
4
VCNTL, CONTROL
5 VIN, POWER
Thermal
Shutdown
Current
Limit
3 OUTPUT
VREF
Voltage Loop
Amplifier
1 SENSE
2 ADJ/GND 
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 6
QW-R102-026,B