AN7800R Просмотр технического описания (PDF) - Panasonic Corporation
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AN7800R Datasheet PDF : 6 Pages
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s Absolute Maximum Ratings (Ta=25˚C)
Parameter
Symbol
Rating
Unit
Input voltage
Power dissipation
VI
35
V
PD
10 *1
W
Operating ambient temperature
Topr
–20 to + 80
˚C
Storage temperature
Tstg
–55 to + 150
˚C
*1 Follow the derating curve. When Tj exceeds 150˚C, the internal circuit cuts off the output.
s Electrical Characteristics (Ta=25˚C)
AN7800R Series
· AN7805R (1A, 5V Type)
Parameter
Symbol
Condition
min typ max Unit
Output voltage
Output voltage tolerance
Line regulation
VO
Tj=25˚C
4.8
5
5.2
V
VO
VI=8 to 20V, IO=5mA to 1A,
Tj=0 to 125˚C, PD <= 15W
4.75
5.25
V
REGIN
VI=7.5 to 25V, Tj=25˚C
VI=8 to 12V, Tj=25˚C
3 100 mV
1
50 mV
Load regulation
REGL
IO=5mA to 1.5A, Tj=25˚C
IO=250 to 750mA, Tj=25˚C
15 100 mV
5
50 mV
Bias current
Ibias
Tj=25˚C
3.9
8 mA
Input bias current fluctuation
Load bias current fluctuation
Output noise voltage
∆Ibias (IN)
∆Ibias (L)
Vno
VI=7.5 to 25V, Tj=25˚C
IO=5mA to 1A, Tj=25˚C
f=10Hz to 100kHz
1.3 mA
0.5 mA
40
µV
Ripple rejection ratio
RR
VI=8 to 18V, IO=100mA, f=120Hz
62
dB
Minimum input/output voltage difference VDIF (min.) IO=1A, Tj=25˚C
2
V
Output impedance
ZO
f=1kHz
17
mΩ
Output short circuit current
IO (Short)
VI=35V, Tj=25˚C
700
mA
Peak output current
Output voltage temperature coefficient
IO (Peak)
∆VO/Ta
Tj=25˚C
IO=5mA, Tj=0 to 125˚C
2
– 0.3
A
mV/˚C
Output voltage at reset
Reset input current
VO (Reset)
II (Reset)
Tj=25˚C, II (Reset)=1mA
Tj=25˚C
1
V
1 mA
Note 1) The specified condition Tj=25˚C means that the test should be carried out with the test time so short (within 10ms) that the
drift in characteristic value due to the rise in chip junction temperature can be ignored.
Note 2) When not specified, VI=10V, IO=100mA, CI=0.33µF, CO=0.1µF, Tj=0 to 125˚C
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