TL780_15 Datasheet, PDF (3/17 Pages) Texas Instruments – POSITIVE-VOLTAGE REGULATORS

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Recommended Operating Conditions
V_I
Input voltage
I_O
Output current
T_J
Operating virtual junction temperature
TL780 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS055M – APRIL 1981 – REVISED OCTOBER 2006
TL780-05C
TL780-12C
TL780-15C
MIN MAX UNIT
7
25
14.5
30 V
17.5
30
1.5 A
0
125 °C
Electrical Characteristics
at specified virtual junction temperature, V_I = 10 V, I_O = 500 mA (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_J ⁽¹⁾
TL780-05C
MIN
TYP
Output voltage
I_O = 5 mA to 1 A, P ≤ 15 W,
V_I = 7 V to 20 V
25°C
4.95
5
0°C to 125°C
4.9
Input voltage regulation
Ripple rejection
Output voltage regulation
Output resistance
V_I = 7 V to 25 V
V_I = 8 V to 12 V
V_I = 8 V to 18 V, f = 120 Hz
I_O = 5 mA to 1.5 A
I_O = 250 mA to 750 mA
f = 1 kHz
25°C
0°C to 125°C
25°C
0°C to 125°C
0.5
0.5
70
85
4
1.5
0.0035
Temperature coefficient of
output voltage
I_O = 5 mA
0°C to 125°C
0.25
Output noise voltage
f = 10 Hz to 100 kHz
25°C
75
Dropout voltage
Input bias current
I_O = 1 A
25°C
2
25°C
5
Input bias-current change
Short-circuit output current
V_I = 7 V to 25 V
I_O = 5 mA to 1 A
0°C to 125°C
25°C
0.7
0.003
750
Peak output current
25°C
2.2
MAX
5.05
5.1
5
5
25
15
UNIT
V
mV
dB
mV
Ω
mV/°C
µV
V
8 mA
1.3
mA
0.5
mA
A
(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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