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AN7900T Datasheet(PDF) 2 Page - Panasonic Semiconductor

Part No. AN7900T
Description  3-pin Negative Output Voltage Regulators 1A Type
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Maker  PANASONIC [Panasonic Semiconductor]
Homepage  http://www.panasonic.com/industrial/
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AN7900T Datasheet(HTML) 2 Page - Panasonic Semiconductor

   
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2
VI
PD
Topr
Tstg
V
V
W
˚C
˚C
–35 *1
–40 *2
15 *3
10.25 *3
–30 to +80
–55 to +150
Input voltage
Power dissipation
Operating ambient temperature
Storage temperature
AN7900T Series
AN7900F Series
*1 AN7905T/F, AN7906T/F, AN7907T/F, AN7908T/F, AN7909T/F, AN7910T/F, AN7912T/F, AN7915T/F, AN7918T/F
*2 AN7920T/F, AN7924T/F
*3 Follow the derating curve. When Tj exceeds 150˚C, the internal circuit shuts off the output.
Parameter
Symbol
Rating
Unit
s Absolute Maximum Ratings (Ta
=25˚C)
typ
Output voltage
VO
–5.2
V
–5
Output voltage tolerance
VO
V
VI
=–7 to –20V,
IO
=5mA to 1A, P
D
*
Line regulation
REGIN
100
mV
3
VI
=–7 to –25V, T
j
=25˚C
mV
Load regulation
REGL
mV
10
IO
=5mA to 1.5A, T
j
=25˚C
mV
IO
=250 to 750mA, T
j
=25˚C
VI
=–8 to –12V, T
j
=25˚C
mA
2
Tj
=25˚C
1
Bias current
Ibias
mA
VI
=–7 to –25V, T
j
=25˚C
Input bias fluctuation
mA
Load bias current fluctuation
µV
40
IO
=5mA to 1A, T
j
=25˚C
Output noise voltage
Vno
dB
f
=10Hz to 100kHz, Ta=25˚C
1.3
0.5
50
–5.25
100
50
4
62
–4.8
–4.75
Ripple rejection ratio
RR
VI
=–8 to –18V, I
O
=100mA, f=120Hz
V
1.1
IO
=1A, T
j
=25˚C
Minimum i/o voltage difference
A
2.1
3
74
Peak output current
– 0.4
Output voltage temperature coefficient
Parameter
Symbol
Condition
min
max
Unit
Tj
=25˚C
IO
=5mA, T
j
=0 to 125˚C
Tj
=25˚C
∆I
bias (IN)
∆I
bias (L)
VDIF (min.)
IO (Peak)
mV/˚C
∆V
O/Ta
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) Unless otherwise specified, VI
=–10V, I
O
=500mA, C
I
=2µF, C
O
=1µF, T
j
=0 to 125˚C
* AN7900T series : 15W, AN7900F series : 10.25W
s Electrical Characteristics (Ta
=25˚C)
• AN7905T/AN7905F (–5V Type)
<
=


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