參數(shù)資料
型號： UPC2903HF
廠商： NEC Corp.
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： THREE TERMINAL LOW DROPOUT VOLTAGE REGULATOR
中文描述： 三端低壓差穩(wěn)壓器
文件頁數(shù)： 10/20頁
文件大?。?/td> 93K
代理商： UPC2903HF
μ
PC2900 Series
10
ELECTRICAL CHARACTERISTICS
μ
PC2909 (T
J
= 25
°
C, V
IN
= 12 V, I
O
= 500 mA, C
IN
= 0.22
μ
F, C
OUT
= 47
μ
F,
unless otherwise specified.)
Parameters
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Output Voltage
V
O
8.64
9.0
9.36
V
0
°
C
≤
T
J
≤
125
°
C, 10 V
≤
V
IN
≤
18 V,
0 A
≤
I
O
≤
500 mA
8.55
9.45
0
°
C
≤
T
J
≤
125
°
C, 0 A
≤
I
O
≤
1 A
Line Regulation
REG
IN
10 V
≤
V
IN
≤
18 V
31
90
mV
Load Regulation
REG
L
0 A
≤
I
O
≤
1 A
32
90
mV
Quiescent Current
I
BIAS
I
O
= 0 A
1.9
4.0
mA
I
O
= 1 A
27
60
Startup Quiescent Current
I
BIAS (s)
V
IN
= 8.5 V, I
O
= 0 A
11
30
mA
V
IN
= 8.5 V, I
O
= 1 A
80
Quiescent Current Change
I
BIAS
0
°
C
≤
T
J
≤
125
°
C, 10 V
≤
V
IN
≤
18 V
3.0
20
mA
Output Noise Voltage
V
n
10 Hz
≤
f
≤
100 kHz
155
μ
V
r.m.s.
Ripple Rejection
R·R
f = 120 Hz, 10 V
≤
V
IN
≤
18 V
41
58
dB
Dropout Voltage
V
DIF
0
°
C
≤
T
J
≤
125
°
C, I
O
= 1 A
0.7
1.0
V
Short Circuit Current
I
O short
V
IN
= 10.5 V
1.9
A
V
IN
= 18 V
1.0
Peak Output Current
I
O peak
V
IN
= 10.5 V
1.1
1.5
3.0
A
V
IN
= 18 V
1.4
2.0
3.0
Temperature Coefficient of
Output Voltage
V
O
/
T
0
°
C
≤
T
J
≤
125
°
C, I
O
= 5 mA
1.0
mV/
°
C
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