TL780_07 datasheet(3/14 Pages) TI | POSITIVE-VOLTAGE REGULATORS

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Recommended Operating Conditions

Electrical Characteristics

TL780 SERIES

POSITIVE-VOLTAGE REGULATORS

SLVS055M – APRIL 1981 – REVISED OCTOBER 2006

MIN

MAX

UNIT

TL780-05C

Input voltage

TL780-12C

14.5

TL780-15C

17.5

Output current

1.5

Operating virtual junction temperature

125

°C

at specified virtual junction temperature, V

I = 10 V, IO = 500 mA (unless otherwise noted)

TL780-05C

PARAMETER

TEST CONDITIONS

TJ(1)

UNIT

MIN

TYP

MAX

°C

4.95

5.05

IO = 5 mA to 1 A, P ≤ 15 W,

Output voltage

VI = 7 V to 20 V

°C to 125°C

4.9

5.1

VI = 7 V to 25 V

0.5

Input voltage regulation

°C

VI = 8 V to 12 V

0.5

Ripple rejection

VI = 8 V to 18 V, f = 120 Hz

°C to 125°C

IO = 5 mA to 1.5 A

Output voltage regulation

°C

IO = 250 mA to 750 mA

1.5

Output resistance

f = 1 kHz

°C to 125°C

0.0035

Ω

Temperature coefficient of

IO = 5 mA

°C to 125°C

0.25

mV/

°C

output voltage

Output noise voltage

f = 10 Hz to 100 kHz

°C

µV

Dropout voltage

IO = 1 A

°C

Input bias current

°C

VI = 7 V to 25 V

0.7

1.3

Input bias-current change

°C to 125°C

IO = 5 mA to 1 A

0.003

0.5

Short-circuit output current

°C

750

Peak output current

°C

2.2

(1)

Pulse-testing techniques maintain the junction temperature as close to the ambient temperature as possible. Thermal effects must be

taken into account separately. All characteristics are measured with a 0.33-

µF capacitor across the input and a 0.22-µF capacitor across

the output.

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