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UA7800 Datenblatt(PDF) 6 Page - Texas Instruments

Teilenummer UA7800
Bauteilbeschribung  POSITIVE-VOLTAGE REGULATORS
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uA7815 Electrical Characteristics
uA7824 Electrical Characteristics
µA7800 SERIES
POSITIVE-VOLTAGE REGULATORS
SLVS056L – MAY 1976 – REVISED NOVEMBER 2006
at specified virtual junction temperature, V
I = 23 V, IO = 500 mA (unless otherwise noted)
µA7815C
PARAMETER
TEST CONDITIONS
TJ(1)
UNIT
MIN
TYP
MAX
25
°C
14.4
15
15.6
IO = 5 mA to 1 A,
Output voltage
V
VI = 17.5 V to 30 V, PD ≤ 15 W
0
°C to 125°C
14.25
15.75
VI = 17.5 V to 30 V
11
300
Input voltage regulation
25
°C
mV
VI = 20 V to 26 V
3
150
Ripple rejection
VI = 18.5 V to 28.5 V, f = 120 Hz
0
°C to 125°C
54
70
dB
IO = 5 mA to 1.5 A
12
300
Output voltage regulation
25
°C
mV
IO = 250 mA to 750 mA
4
150
Output resistance
f = 1 kHz
0
°C to 125°C
0.019
Temperature coefficient of output voltage
IO = 5 mA
0
°C to 125°C
–1
mV/
°C
Output noise voltage
f = 10 Hz to 100 kHz
25
°C
90
µV
Dropout voltage
IO = 1 A
25
°C
2
V
Bias current
25
°C
4.4
8
mA
VI = 17.5 V to 30 V
1
Bias current change
0
°C to 125°C
mA
IO = 5 mA to 1 A
0.5
Short-circuit output current
25
°C
230
mA
Peak output current
25
°C
2.1
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 0.1-µF capacitor across
the output.
at specified virtual junction temperature, V
I = 33 V, IO = 500 mA (unless otherwise noted)
µA7824C
PARAMETER
TEST CONDITIONS
TJ(1)
UNIT
MIN
TYP
MAX
25
°C
23
24
25
IO = 5 mA to 1 A, VI = 27 V to 38 V,
Output voltage
V
PD ≤ 15 W
0
°C to 125°C
22.8
25.2
VI = 27 V to 38 V
18
480
Input voltage regulation
25
°C
mV
VI = 30 V to 36 V
6
240
Ripple rejection
VI = 28 V to 38 V, f = 120 Hz
0
°C to 125°C
50
66
dB
IO = 5 mA to 1.5 A
12
480
Output voltage regulation
25
°C
mV
IO = 250 mA to 750 mA
4
240
Output resistance
f = 1 kHz
0
°C to 125°C
0.028
Temperature coefficient of output voltage
IO = 5 mA
0
°C to 125°C
–1.5
mV/
°C
Output noise voltage
f = 10 Hz to 100 kHz
25
°C
170
µV
Dropout voltage
IO = 1 A
25
°C
2
V
Bias current
25
°C
4.6
8
mA
VI = 27 V to 38 V
1
Bias current change
0
°C to 125°C
mA
IO = 5 mA to 1 A
0.5
Short-circuit output current
25
°C
150
mA
Peak output current
25
°C
2.1
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 0.1-µF capacitor across
the output.
6
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