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LM7833-TF3-I-T Datasheet(PDF) 8 Page - Unisonic Technologies

Part # LM7833-TF3-I-T
Description  3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

LM7833-TF3-I-T Datasheet(HTML) 8 Page - Unisonic Technologies

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LM78XX
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
8 of 10
www.unisonic.com.tw
QW-R101-006,J
ELECTRICAL CHARACTERISTICS(Cont.)
For UTC LM7818
(VIN =27V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
TJ =25°C, IOUT=5mA - 1.0A
17.28 18.0
18.72
V
Output Voltage
VOUT
VIN =21V ~ 33V,
IOUT=5mA - 1.0A, PD 15W
17.10
18.90
V
Dropout Voltage
VD
TJ =25°C
2.0
V
TJ =25°C,IOUT=5mA - 1.0A
180
mV
Load Regulation
ΔVOUT
TJ =25°C,IOUT=0.25A - 0.75A
90
mV
VIN =21V ~ 33V,Tj=25°C
180
mV
Line regulation
ΔVOUT
VIN =21V ~ 33V,
TJ =25°C, IOUT =1.0A
180
mV
Quiescent Current
IQ
TJ =25°C, IOUT 1.0A
8.0
mA
VIN =21.5V ~ 33V
1.0
mA
Quiescent Current Change
ΔIQ
IOUT=5mA - 1.0A
0.5
mA
Output Noise Voltage
eN
10Hz f 100kHz
≦≦
110
μV
Temperature Coefficient of Vo
ΔVo/ΔT
IOUT=5mA
-2.2
mV/
°C
Ripple Rejection
RR
VIN =22V - 32V,f=120Hz, TJ =25°C
53
69
dB
Peak Output Current
IPEAK
TJ =25°C
1.8
A
Short-Circuit Current
ISC
VIN =35V, TJ =25°C
250
mA
For UTC LM7824
(VIN =33V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
TJ =25°C, IOUT=5mA - 1.0A
23.04 24.0
24.96
V
Output Voltage
VOUT
VIN =27V ~ 38V,
IOUT=5mA - 1.0A, ,PD 15W
22.80
25.20
V
Dropout Voltage
VD
TJ =25°C
2.0
V
TJ =25°C,IOUT=5mA - 1.0A
240
mV
Load Regulation
ΔVOUT
TJ =25°C,IOUT=0.25A - 0.75A
120
mV
VIN =27V ~ 38V, TJ =25°C
240
mV
Line regulation
ΔVOUT
VIN =27V ~ 38V, TJ =25°C,IOUT=1.0A
240
mV
Quiescent Current
IQ
TJ =25°C, IOUT 1.0A
8.0
mA
VIN =28V ~ 38V
1.0
mA
Quiescent Current Change
ΔIQ
IOUT=5mA - 1.0A
0.5
mA
Output Noise Voltage
eN
10Hz f 100kHz
≦≦
170
μV
Temperature Coefficient of Vo
ΔVo/ΔT
IOUT=5mA
-2.8
mV/
°C
Ripple Rejection
RR
VIN =28V - 38V,f=120Hz, TJ =25°C
50
66
dB
Peak Output Current
IPEAK
TJ =25°C
1.8
A
Short-Circuit Current
ISC
VIN =35V, TJ =25°C
250
mA
Note 1: The Maximum steady state usable output current are dependent on input voltage, heat sinking, lead length
of the package and copper pattern of PCB. The data above represents pulse test conditions with junction
temperatures specified at the initiation of test.
Note 2: Power dissipation<0.5W


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