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參數(shù)資料
| 型號： | UPC2903T |
| 廠商： | NEC Corp. |
| 元件分類： | 基準電壓源/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)： | 4/20頁 |
| 文件大?。?/td> | 93K |
| 代理商： | UPC2903T |
μ
PC2900 Series
4
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Type Number
MIN.
TYP.
MAX.
Unit
Input Voltage
V
IN
μ
PC2903
4.0
16
V
μ
PC2933
4.3
16
μ
PC2905
6
16
μ
PC2906
7
16
μ
PC2907
8
16
μ
PC2908
9
18
μ
PC2909
10
18
μ
PC2910
11
18
μ
PC2912
13
18
Output Current
I
O
all
0
1.0
A
Operating Ambient Temperature
T
A
all
–30
+85
°
C
Operating Junction Temperature
T
J
all
–30
+125
°
C
ELECTRICAL CHARACTERISTICS
μ
PC2903 (T
J
= 25
°
C, V
IN
= 5 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
2.88
3.0
3.12
V
0
°
C
≤
T
J
≤
125
°
C, 4.0 V
≤
V
IN
≤
16 V,
0 A
≤
I
O
≤
500 mA
2.85
3.15
0
°
C
≤
T
J
≤
125
°
C, 0 A
≤
I
O
≤
1 A
Line Regulation
REG
IN
4.0 V
≤
V
IN
≤
16 V
11
30
mV
Load Regulation
REG
L
0 A
≤
I
O
≤
1 A
9
30
mV
Quiescent Current
I
BIAS
I
O
= 0 A
1.9
4.0
mA
I
O
= 1 A
23
60
Startup Quiescent Current
I
BIAS (s)
V
IN
= 2.95 V, I
O
= 0 A
12
30
mA
V
IN
= 2.95 V, I
O
= 1 A
80
Quiescent Current Change
I
BIAS
0
°
C
≤
T
J
≤
125
°
C, 4.0 V
≤
V
IN
≤
16 V
3.2
20
mA
Output Noise Voltage
V
n
10 Hz
≤
f
≤
100 kHz
52
μ
V
r.m.s.
Ripple Rejection
R·R
f = 120 Hz, 4.0 V
≤
V
IN
≤
16 V
48
63
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
= 4.5 V
1.2
1.7
3.0
A
V
IN
= 16 V
1.2
Peak Output Current
I
O peak
V
IN
= 4.5 V
1.0
1.5
3.0
A
V
IN
= 16 V
1.3
1.7
2.8
Temperature Coefficient of
Output Voltage
V
O
/
T
0
°
C
≤
T
J
≤
125
°
C, I
O
= 5 mA
–0.5
mV/
°
C
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