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參數(shù)資料
| 型號(hào)： | LP5951MF-2.5 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Micropower, 150mA Low-Dropout CMOS Voltage Regulator |
| 中文描述： | 2.5 V FIXED POSITIVE LDO REGULATOR, 0.25 V DROPOUT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁(yè)數(shù)： | 3/10頁(yè) |
| 文件大?。?/td> | 608K |
| 代理商： | LP5951MF-2.5 |
Absolute Maximum Ratings
(Notes 2,
1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN
pin: Voltage to GND
EN pin: Voltage to GND
-0.3V to 6.5V
-0.3V to (V
IN
+0.3V)
with 5.5V max
Continuous Power
Dissipation(Note 3)
Junction Temperature (T
J-MAX
)
Storage Temperature Range
Package Peak Reflow
Temperature (10-20 sec.)
Package Peak Reflow
Temperature (Pb-free, 10-20 sec.)
ESD Rating(Note 4)
Human Body Model:
Machine Model
Internally Limited
150C
-65C to + 150C
240C
260C
2.0kV
200V
Operating Ratings
(Notes 1, 2)
Input Voltage Range (V
IN
)
V
EN
Input Voltage
Junction Temperature (T
J
) Range
Ambient Temperature (T
A
) Range
1.8V to 5.5V
0 to (V
IN
+ 0.3V)
-40C to + 125C
(Note 5)
Thermal Properties
Junction-to-Ambient Thermal
Resistance (
θ
JA
), (Note 6)
SOT23-5 Package:
220C/W
ESD Caution Notice
National Semiconductor recommends that all integrated circuits be handled with appropriate precautions. Failure to observe
proper ESD handling techniques can result in damage.
Electrical Characteristics
(Notes 2, 7)
Typical values and limits appearing in standard typeface are for T
A
= 25C. Limits appearing in
boldface
type apply over
the full operating temperature range: -40C
≤
T
J
≤
+125C. Unless otherwise noted, V
IN
= V
OUT(NOM)
+ 1V, C
IN
= 1μF, C
OUT
= 1μF, V
EN
= 0.9V.
Symbol
V
IN
Parameter
Condition
Typ
Limit
Units
V
%
%
%/V
Min
1.8
-2.0
-3.5
Max
5.5
2.0
3.5
Input Voltage
Output Voltage
Tolerance
Line Regulation Error
V
IN
≥
V
OUT(NOM)
+ V
DO
I
OUT
= 1mA
-30C
≤
T
J
≤
+125C
V
IN
= V
OUT(NOM)
+ 1V to 5.5V
I
OUT
= 1mA
I
OUT
= 1mA to 150mA
I
OUT
= 150mA
V
OUT
≥
2.5V
V
OUT
<
2.5V
V
EN
= 0.9V, I
LOAD
= 0
V
EN
= 0.9V, I
LOAD
= 150mA
V
EN
= 0V
V
IN
= V
OUT(NOM)
+ 1V
V
OUT
0.1
Load Regulation Error
Output Voltage Dropout
(Note 10)
-0.01
%/mA
V
DO
200
250
350
55
70
1
mV
mV
μA
μA
μA
mA
I
Q
Quiescent Current
29
33
0.005
400
I
SC
Output Current
(short circuit)
Power Supply
Rejection Ratio
150
PSRR
Sine modulated V
IN
f = 100Hz
f = 1kHz
f = 10kHz
BW = 10Hz - 100kHz
60
60
50
125
160
20
dB
dB
dB
E
N
TSD
Output Noise
Thermal Shutdown
Temperature Hysteresis
μV
RMS
C
C
L
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| LP5951MF-3.0 | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP5951MF-3.0/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP5951MF-3.3 | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP5951MF-3.3/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP5951MFX-1.3 | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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