參數(shù)資料
型號(hào)： LM2954
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： THREE-TERMINAL POSITIVE FIXED VOLTAGE REGULATORS
中文描述： 三端固定電壓調(diào)節(jié)器
文件頁數(shù)： 4/6頁
文件大?。?/td> 69K
代理商： LM2954
UTC LM2954
LINEAR INTEGRATED CIRCUIT
UTC
UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R102-002,D
ELECTRICAL CHARACTERISTICS
(Tested at Tj=25
°
C, V
IN
=6V, I
L
=100
μ
A and C
L
=1F. unless otherwise specified)
PARAMETER
PART NUMBER
Output Voltage
UTC LM2954-3.3
UTC LM2954-5.0
UTC LM2954
UTC LM2954-3.3
UTC LM2954-5.0
UTC LM2954
UTC LM2954-3.3
UTC LM2954-5.0
UTC LM2954
Output Voltage
Temperature Coefficient
Line Regulation
Load Regulation
Dropout Voltage
TEST CONDITIONS
T
J
=25
°
C
(note 1)
-25
°
C<=T
J
<=+85
°
C
(note 1)
100
μ
A<=I
L
<=300 mA
Tj<=Tj(max)
(note 1)
MIN.
3.23
4.90
TYP.
3.3
5.0
MAX.
3.37
5.10
UNIT
V
3.23
4.90
3.3
5.0
3.37
5.10
V
3.23
4.90
3.3
5.0
3.37
5.10
V
20
100
ppm/
°
C
6V<=V
IN
<=30V
100
μ
A<=I
L
<=300 mA
I
L
=100mA
I
L
=200mA (note 2)
I
L
=100
μ
A
I
L
=200mA
V
IN
=4.5V,I
L
=100
μ
A
Vout=0
C
L
=1
μ
F
C
L
=200
μ
F
C
L
=3.3
μ
F
(Bypass=0.01
μ
F)
pins 7 to (
utc
2954 )
0.1
0.2
450
0.12
12
170
0.2
0.5
400
600
0.14
14
200
430
160
100
%
%
mV
380
0.075
8
110
300
Ground Current
mA
Dropout Ground Current
Current Limit
Output Noise 10Hz to
100KHz
μ
A
mA
μ
V
For 8-Pin Version Only
Reference Voltage
Reference Voltage
Feedback Pin Bias
Current
Reference Voltage
Temperature Coefficient
Feedback Bias Current
Temperature Coefficient
Error Comparator
Output Leakage Current
Output Low Voltage
(Note 4)
1.22
1.19
1.235
20
1.25
1.27
40
V
V
nA
50
ppm/
°
C
0.1
nA/
°
C
V
OH
=30V
V
IN
=4.5V
I
OL
=400
μ
A
(Note 3)
1
μ
A
mV
250
Upper Threshold
Voltage
Lower Threshold
Voltage
Hysteresis
Shutdown Input
3.2
%V
O
(Note 3)
7.6
%V
O
(Note 3)
15
mV
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