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UA78M08 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
UA78M08 POSITIVE-VOLTAGE REGULATORS TI
Texas Instruments TI
UA78M08 Datasheet PDF : 20 Pages
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www.ti.com
µA78M00 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS059P – JUNE 1976 – REVISED OCTOBER 2005
Electrical Characteristics
at specified virtual junction temperature, VI = 14 V, IO = 350 mA, TJ = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS(1)
µA78M08C
MIN TYP MAX
Output voltage
VI = 10.5 V to 23 V,
Input voltage regulation IO = 200 mA
Ripple rejection
VI = 11 V to 21.5 V,
f = 120 Hz
Output voltage regulation
Temperature coefficient
of output voltage
IO = 5 mA to 500 mA
IO = 5 mA to 200 mA
IO = 5 mA,
IO = 5 mA to 350 mA
VI = 10.5 V to 25 V
VI = 11 V to 25 V
IO = 100 mA,
IO = 300 mA
TJ = 0°C to 125°C
TJ = 0°C to 125°C
TJ = 0°C to 125°C
7.7 8 8.3
7.6
8.4
6 100
2 50
56
56 80
25 160
10 80
–1
Output noise voltage
f = 10 Hz to 100 kHz
52
Dropout voltage
2
Bias current
4.6
6
Bias current change
Short-circuit output
current
VI = 10.5 V to 25 V,
IO = 5 mA to 350 mA,
VI = 35 V
IO = 200 mA,
TJ = 0°C to 125°C
TJ = 0°C to 125°C
0.8
0.5
250
Peak output current
0.7
UNIT
V
mV
dB
mV
mV/°C
µV
V
mA
mA
mA
A
(1) All characteristics are measured with a 0.33-µF capacitor across the input and a 0.1-µF capacitor across the output. Pulse-testing
techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
Electrical Characteristics
at specified virtual junction temperature, VI = 16 V, IO = 350 mA, TJ = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS(1)
µA78M09C
MIN TYP MAX
Output voltage
VI = 11.5 V to 24 V,
Input voltage regulation IO = 200 mA
Ripple rejection
VI = 13 V to 23 V,
f = 120 Hz
Output voltage regulation
Temperature coefficient
of output voltage
IO = 5 mA to 500 mA
IO = 5 mA to 200 mA
IO = 5 mA,
IO = 5 mA to 350 mA
VI = 11.5 V to 26 V
VI = 12 V to 26 V
IO = 100 mA,
IO = 300 mA
TJ = 0°C to 125°C
TJ = 0°C to 125°C
TJ = 0°C to 125°C
8.6 9 9.4
8.5
9.5
6 100
2 50
56
56 80
25 180
10 90
–1
Output noise voltage
f = 10 Hz to 100 kHz
58
Dropout voltage
2
Bias current
4.6
6
Bias current change
Short-circuit output
current
VI = 11.5 V to 26 V,
IO = 5 mA to 350 mA,
VI = 35 V
IO = 200 mA,
TJ = 0°C to 125°C
TJ = 0°C to 125°C
0.8
0.5
250
Peak output current
0.7
UNIT
V
mV
dB
mV
mV/°C
µV
V
mA
mA
mA
A
(1) All characteristics are measured with a 0.33-µF capacitor across the input and a 0.1-µF capacitor across the output. Pulse-testing
techniques maintain TJ as close to TA as possible. Thermal effects must be taken into account separately.
7
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