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參數(shù)資料
| 型號： | 2931M-5.0 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁數(shù)： | 5/18頁 |
| 文件大?。?/td> | 366K |
| 代理商： | 2931M-5.0 |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Input Voltage
Operating Range
Overvoltage Protection
LM2931A, LM2931C
(Adjustable)
LM2931
26V
60V
50V
Internal Power Dissipation
(Note 2) (Note 4)
Operating Ambient Temperature
Range
Maximum Junction Temperature
Storage Temperature Range
Lead Temp. (Soldering, 10 seconds)
ESD Tolerance (Note 5)
Internally Limited
40C to +85C
125C
65C to +150C
230C
2000V
Electrical Characteristics for Fixed 3.3V Version
V
IN
= 14V, I
O
= 10mA, T
J
= 25C, C
2
= 100μF (unless otherwise specified) (Note 2)
Parameter
Conditions
LM2931-3.3
Units
Typ
Limit
(Note 3)
3.465
3.135
3.630
2.970
33
50
Output Voltage
3.3
V
MAX
V
MIN
V
MAX
V
MIN
mV
MAX
mV
MAX
m
4V
≤
V
IN
≤
26V, I
O
= 100 mA
40C
≤
T
J
≤
125C
4V
≤
V
IN
≤
26V
5mA
≤
I
O
≤
100mA
100mA
DC
and 10mA
rms
,
100Hz - 10kHz
I
O
≤
10mA, 4V
≤
V
IN
≤
26V
40C
≤
T
J
≤
125C
I
O
= 100mA, V
IN
= 14V, T
J
= 25C
10Hz -100kHz, C
OUT
= 100μF
Line Regulation
Load Regulation
Output Impedance
4
10
200
Quiescent Current
0.4
1.0
mA
MAX
15
330
13
80
0.05
0.30
33
mA
μV
rms
Output Noise Voltage
Long Term Stability
Ripple Rejection
Dropout Voltage
mV/1000 hr
dB
f
O
= 120Hz
I
O
= 10mA
I
O
= 100mA
0.2
0.6
26
V
MAX
Maximum Operational Input
Voltage
Maximum Line Transient
V
MIN
R
L
= 500
, V
O
≤
5.5V,
T = 1ms,
τ ≤
100ms
V
O
≥
0.3V, R
L
= 500
70
50
V
MIN
Reverse Polarity Input
Voltage, DC
Reverse Polarity Input
Voltage, Transient
30
15
V
MIN
T = 1ms,
τ ≤
100ms, R
L
= 500
80
50
V
MIN
Electrical Characteristics for Fixed 5V Version
V
IN
= 14V, I
O
= 10mA, T
J
= 25C, C2 = 100 μF (unless otherwise specified) (Note 2)
Parameter
Conditions
LM2931A-5.0
LM2931-5.0
Units
Typ
Limit
(Note 3)
5.19
4.81
5.25
4.75
10
30
Typ
Limit
(Note 3)
5.25
4.75
5.5
4.5
10
30
Output Voltage
5
5
V
MAX
V
MIN
V
MAX
V
MIN
6.0V
≤
V
IN
≤
26V, I
O
= 100mA
40C
≤
T
J
≤
125C
9V
≤
V
IN
≤
16V
6V
≤
V
IN
≤
26V
Line Regulation
2
4
2
4
mV
MAX
L
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