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參數(shù)資料
| 型號(hào)： | AN7812F |
| 廠商： | PANASONIC CORP |
| 元件分類(lèi)： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 3-pin positive output voltage regulator (1 A type) |
| 中文描述： | 12 V FIXED POSITIVE REGULATOR, PSFM3 |
| 封裝： | TO-220, 3 PIN |
| 文件頁(yè)數(shù)： | 2/10頁(yè) |
| 文件大?。?/td> | 507K |
| 代理商： | AN7812F |
AN78xx/AN78xxF Series
Voltage Regulators
2
I
Absolute Maximum Ratings at T
a
=
25
°
C
Parameter
V
I
P
D
T
opr
T
stg
V
V
W
°
C
°
C
Symbol
Rating
35 *
1
40 *
2
15 *
3
10.25 *
3
30 to
+
80
55 to
+
150
Unit
Input voltage
Power dissipation
Operating ambient temperature
Storage temperature
AN78xx series
AN78xxF series
*1 AN7805/F, AN7806/F, AN7807/F, AN7808/F, AN7809/F, AN7810/F, AN7812/F, AN7815/F, AN7818/F
*2 AN7820/F, AN7824/F
*3 Follow the derating curve. When T
j
exceeds 150
°
C, the internal circuit cuts off the output.
I
Electrical Characteristics at T
a
=
25
°
C
AN7805, AN7805F (5V type)
Parameter
Symbol
Conditions
Min
Typ
Max
Output voltage
V
O
5.2
V
5
T
j
=
25
°
C
V
I
=
8 to 20V, I
=
5mA to 1A,
T
j
=
0 to 125
°
C, P
D
≤
*
V
I
=
7.5 to 25 V, T
j
=
25
°
C
V
I
=
8 to 12V, T
j
=
25
°
C
Output voltage tolerance
V
O
V
Line regulation
REG
IN
100
50
mV
mV
3
1
Load regulation
REG
L
mV
15
I
O
=
5mA to 1.5A, T
j
=
25
°
C
I
O
=
250 to 750mA, T
j
=
25
°
C
T
j
=
25
°
C
V
I
=
7.5 to 25V, T
j
=
25
°
C
I
O
=
5mA to 1A, T
j
=
25
°
C
f
=
10Hz to 100kHz
V
I
=
8
to
18V, I
O
=
100mA, f
=
120Hz
I
O
=
1A, T
j
=
25
°
C
f
=
1kHz
V
I
=
25V, T
j
=
25
°
C
T
j
=
25
°
C
I
O
=
5mA, T
j
=
0 to 125
°
C
mV
mA
3.9
Note 1) The specified condition T
j
=
25
°
C means that the test should be carried out within so short a test time (within 10ms) that the
characteristic value drift due to the chip junction temperature rise can be ignored.
Note 2) Unless otherwise specified, V
=
10V, I
=
500mA, C
I
=
0.33
μ
F and C
O
=
0.1
μ
F.
* AN78xx series: 15W, AN78xxF series: 10.25W
Bias current
I
Bias
mA
Bias current fluctuation to input
I
Bias(IN)
I
Bias(L)
V
no
RR
mA
μ
V
dB
Bias current fluctuation to load
40
Output noise voltage
1.3
0.5
5.25
100
50
8
62
4.8
4.75
Ripple rejection ratio
V
2
Minimum input/output voltage difference
V
DIF(min)
Z
O
I
O(Short)
I
O(Peak)
V
O
/T
a
m
mA
17
Output impedance
700
Output short-circuit current
A
2
5
Peak output current
Output voltage temperature coefficient
mV/
°
C
0.3
Unit
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