TL780_15 Datasheet, PDF (4/17 Pages) Texas Instruments – POSITIVE-VOLTAGE REGULATORS

TL780 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS055M – APRIL 1981 – REVISED OCTOBER 2006
www.ti.com
Electrical Characteristics
at specified virtual junction temperature, V_I = 19 V, I_O = 500 mA (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_J ⁽¹⁾
TL780-12C
MIN
TYP
Output voltage
I_O = 5 mA to 1 A, P ≤ 15 W,
V_I = 14.5 V to 27 V
25°C
11.88
12
0°C to 125°C
11.76
Input voltage regulation
Ripple rejection
Output voltage regulation
Output resistance
V_I = 14.5 V to 30 V
V_I = 16 V to 22 V
V_I = 15 V to 25 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
1.2
1.2
65
80
6.5
2.5
0.0035
Temperature coefficient of
output voltage
I_O = 5 mA
0°C to 125°C
0.6
Output noise voltage
f = 10 Hz to 100 kHz
25°C
180
Dropout voltage
Input bias current
I_O = 1 A
25°C
2
25°C
5.5
Input bias-current change
Short-circuit output current
V_I = 14.5 V to 30 V
I_O = 5 mA to 1 A
0.4
0°C to 125°C
0.03
25°C
350
Peak output current
25°C
2.2
MAX
12.12
12.24
12
12
60
36
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.
Electrical Characteristics
at specified virtual junction temperature, V_I = 23 V, I_O = 500 mA (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_J ⁽¹⁾
TL780-15C
MIN
TYP
Output voltage
I_O = 5 mA to 1 A, P ≤ 15 W,
V_I = 17.5 V to 30 V
25°C
14.85
15
0°C to 125°C
14.7
Input voltage regulation
Ripple rejection
Output voltage regulation
Output resistance
V_I = 17.5 V to 30 V
V_I = 20 V to 26 V
V_I = 18.5 V to 28.5 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
1.5
1.5
60
75
7
2.5
0.0035
Temperature coefficient of
output voltage
I_O = 5 mA
0°C to 125°C
0.62
Output noise voltage
f = 10 Hz to 100 kHz
25°C
225
Dropout voltage
Input bias current
I_O = 1 A
25°C
2
25°C
5.5
Input bias-current change
Short-circuit output current
V_I = 17.5 V to 30 V
I_O = 5 mA to 1 A
0.4
0°C to 125°C
0.02
25°C
230
Peak output current
25°C
2.2
MAX
15.15
15.3
15
15
75
45
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.
4
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