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UA7808CKC データシート(PDF) 6 Page - Texas Instruments

部品番号 UA7808CKC
部品情報  FIXED POSITIVE VOLTAGE REGULATORS
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ホームページ  http://www.ti.com
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μA7800 SERIES
SLVS056O – MAY 1976 – REVISED AUGUST 2012
www.ti.com
uA7808 Electrical Characteristics (continued)
at specified virtual junction temperature, VI = 14 V, IO = 500 mA (unless otherwise noted)
μA7808C
PARAMETER
TEST CONDITIONS
TJ
(1)
UNIT
MIN
TYP
MAX
Peak output current
25°C
2.2
A
uA7810 Electrical Characteristics
at specified virtual junction temperature, VI = 17 V, IO = 500 mA (unless otherwise noted)
μA7810C
PARAMETER
TEST CONDITIONS
TJ
(1)
UNIT
MIN
TYP
MAX
25°C
9.6
10
10.4
IO = 5 mA to 1 A, VI = 12.5 V to 25 V,
Output voltage
V
PD ≤ 15 W
0°C to 125°C
9.5
10.5
VI = 12.5 V to 28 V
7
200
Input voltage regulation
25°C
mV
VI = 14 V to 20 V
2
100
Ripple rejection(2)
VI = 13 V to 23 V, f = 120 Hz
0°C to 125°C
55
71
dB
IO = 5 mA to 1.5 A
12
200
Output voltage regulation
25°C
mV
IO = 250 mA to 750 mA
4
100
Output resistance
f = 1 kHz
0°C to 125°C
0.018
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
70
μV
Dropout voltage
IO = 1 A
25°C
2
V
Bias current
25°C
4.3
8
mA
VI = 12.5 V to 28 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
400
mA
Peak output current
25°C
2.2
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.
(2)
This parameter is validated by design and verified during product characterization. It is not tested in production.
uA7812 Electrical Characteristics
at specified virtual junction temperature, VI = 19 V, IO = 500 mA (unless otherwise noted)
μA7812C
PARAMETER
TEST CONDITIONS
TJ
(1)
UNIT
MIN
TYP
MAX
25°C
11.5
12
12.5
IO = 5 mA to 1 A, VI = 14.5 V to 27 V,
Output voltage
V
PD ≤ 15 W
0°C to 125°C
11.4
12.6
VI = 14.5 V to 30 V
10
240
Input voltage regulation
25°C
mV
VI = 16 V to 22 V
3
120
VI = 15 V to 25 V, f = 120 Hz
55
71
Ripple rejection(2)
0°C to 125°C
dB
VI = 15 V to 25 V, f = 120 Hz (KCT)
61
IO = 5 mA to 1.5 A
12
240
Output voltage regulation
25°C
mV
IO = 250 mA to 750 mA
4
120
Output resistance
f = 1 kHz
0°C to 125°C
0.018
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
75
μV
Dropout voltage
IO = 1 A
25°C
2
V
(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.
(2)
This parameter is validated by design and verified during product characterization. It is not tested in production.
6
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Copyright © 1976–2012, Texas Instruments Incorporated


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