UR533 View Datasheet(PDF) - Unisonic Technologies
Part Name
Description
Manufacturer
UR533 Datasheet PDF : 7 Pages
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UR533
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Ta = 25°С)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
VIN
7
V
Control Voltage
Operating Junction Temperature
VCNTL
TOPR
13.2
V
-40~+85
°С
Storage Temperature
TSTG
-65~+150
°С
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
TO-220-5
Junction to Case
TO-252-5
TO-263-5
SYMBOL
θJC
RATINGS
3
8
4
UNIT
°С/W
°С/W
°С/W
ELECTRICAL CHARACTERISTICS (TC= 25°С, VOUT = VS, VADJ = 0V unless otherwise specified.)
For UR533-AD(Adjustable)
PARAMETER
Reference Voltage
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage
Current Limit
Control Pin Current
Adjust Pin Current
Minimum Load Current
Ripple Rejection
Thermal Regulation
Thermal Shutdown
SYMBOL
TEST CONDITIONS
VREF
VIN = 2.0V, VCNTL = 2.75V,IOUT = 10mA
2.05V≤VIN≤5.5V,2.7V≤VCNTL≤12V,
10mA≤ IOUT≤5A
VOUT 3V ≤ VIN ≤ 7V, 10mA ≤ IOUT ≤ 5A
∆VOUT
1.75V≤VIN≤5.5V, 2.5V≤VCNTL≤12V,
IOUT = 10mA
∆VOUT
VIN = 2.1V, VCNTL = 2.75V,
10mA≤IOUT≤5A
VCNTL–VOUT VIN = 2.05V, ∆VREF = 1%, IOUT = 5A
VIN –VOUT VCNTL = 2.75V, ∆VREF = 1%,IOUT = 5A
ILIMIT VIN = 2.05V, VCNTL = 2.75V
ICTRL VIN = 2.05V, VCNTL = 2.75V,IOUT = 10mA
IADJ
VIN = 2.05V, VCNTL = 2.75V
ILOAD
VIN = 3.3V, VCNTL = 5V
RR
VIN = 3.75V, VCNTL = 3.75V, f = 120Hz,
COUT = 22µF Tantalum, IOUT = 2.5A
Ta = 25°C, 30ms pulse
MIN TYP MAX UNIT
1.243 1.250 1.257 V
1.237 1.250 1.263 V
VREF 1.5 5.7
V
1 3 mV
1 5 mV
1.05 1.18 V
0.4 0.5 V
5.2
A
2 6 mA
50 120 µA
5.0 10 mA
80
dB
0.002 0.02 %/W
150
°С
For UR533-xx(Fixed)
PARAMETER
Output Voltage
UR533-15
UR533-25
Line Regulation
Load Regulation
Dropout Voltage
Dropout Voltage
Current Limit
Control Pin Current
Minimum Load Current
Ripple Rejection
Thermal Regulation
Thermal Shutdown
SYMBOL
TEST CONDITIONS
VOUT 3V≤VIN≤7V, 10mA≤IOUT≤5A
VOUT 5.1V≤VIN≤7V, 10mA≤IOUT≤5A
∆VOUT
1.75V≤VIN≤5.5V, 2.5V≤VCNTL≤12V,
IOUT = 10mA
∆VOUT
VIN = 2.1V, VCNTL = 2.75V,
10mA≤IOUT≤5A
VCNTL–VOUT VIN = 2.05V, ∆VREF = 1%, IOUT = 5A
VIN –VOUT VCNTL = 2.75V, ∆VREF = 1%,IOUT = 5A
ILIMIT
VIN = 2.05V, VCNTL = 2.75V
ICTRL VIN = 2.05V, VCNTL = 2.75V,IOUT = 10mA
ILOAD
VIN = 3.3V, VCNTL = 5V
RR
VIN = 3.75V, VCNTL = 3.75V, f = 120Hz,
COUT = 22µF Tantalum, IOUT = 2.5A
Ta = 25°C, 30ms pulse
MIN TYP MAX UNIT
1.47 1.5 1.53 V
2.474 2.5 2.526 V
1
3 mV
1
5 mV
1.05 1.18 V
0.4 0.5 V
5.2
A
2
6 mA
5.0 10 mA
80
dB
0.002 0.02 %/W
150
°С
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 7
QW-R102-026,D
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