LM78XX
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
(Operating temperature range applies unless otherwise specified)
PARAMETER
SYMBOL
RATING
UNIT
Input voltage
VOUT=3.3~18V
VOUT=24V
VIN
35
40
V
V
Output Current
IOUT
1
A
Power Dissipation
PD
Internally Limited
W
Operating Junction Temperature
TOPR
-20 ~ +150
°C
Storage Temperature
TSTG
-55 ~ +150
°C
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
SYMBOL
RATING
UNIT
Thermal Resistance
θJA
θJC
ELECTRICAL CHARACTERISTICS
65
°C/W
5
°C/W
(IOUT=0.5A, TJ= 0°C - 125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified)(Note 1)
For UTC LM7833 (VIN=5.8V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
TJ =25°C, IOUT=5mA - 1.0A
3.168 3.30 3.432 V
VOUT
VIN =5.8V ~ 18.3V,
IOUT=5mA - 1.0A, PD≦15W
3.135
3.465 V
VD
TJ =25°C
2.0
V
ΔVOUT
TJ =25°C,IOUT=5mA - 1.0A
TJ =25°C,IOUT=0.25A - 0.75A
33 mV
17 mV
ΔVOUT
VIN =5.8V ~ 18.3V, TJ =25°C
VIN =5.8V ~ 18.3V, TJ =25°C, IOUT=1.0A
33 mV
33 mV
IQ
TJ =25°C, IOUT≦1.0A
8.0 mA
ΔIQ
VIN =5.8V ~ 18.3V
IOUT=5mA - 1.0A
1.0 mA
0.5 mA
eN 10Hz≦f≦100kHz
55
μV
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
Short-Circuit Current
For UTC LM7847 (VIN =9.7V)
PARAMETER
ΔVo/ΔT
RR
IPEAK
ISC
IOUT=5mA
VI N=6.3V–16.3V, f=120Hz, TJ =25°C
TJ =25°C
VIN=35V, TJ =25°C
SYMBOL
TEST CONDITIONS
-0.4
mV/°C
57
dB
1.8
A
250
mA
MIN TYP MAX UNIT
Output Voltage
Dropout Voltage
Load Regulation
Line regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
TJ =25°C, IOUT=5mA - 1.0A
4.512 4.70 4.888 V
VOUT
VIN =7.2V ~ 19.7V,
IOUT=5mA - 1.0A, PD≦15W
4.465
4.935 V
VD
TJ =25°C
2.0
V
ΔVOUT
TJ =25°C,IOUT=5mA - 1.0A
TJ =25°C,IOUT=0.25A - 0.75A
47 mV
24 mV
ΔVOUT
VIN =7.2V ~ 19.7V, TJ =25°C
VIN =7.2V ~ 19.7V, TJ =25°C, IOUT=1.0A
47 mV
47 mV
IQ
TJ =25°C, IOUT≦1.0A
8.0 mA
ΔIQ
VIN =7.2V ~ 19.7V
IOUT=5mA - 1.0A
1.0 mA
0.5 mA
eN 10Hz≦f≦100kHz
40
μV
Temperature Coefficient of Vo
Ripple Rejection
Peak Output Current
Short-Circuit Current
ΔVo/ΔT
RR
IPEAK
ISC
IOUT=5mA
VIN =7.7V -17.7V, f=120Hz, TJ =25°C
TJ =25°C
VIN =35V, TJ =25°C
-0.6
62 80
1.8
250
mV/°C
dB
A
mA
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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