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參數(shù)資料
| 型號： | LP2952IM-3.3 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Adjustable Micropower Low-Dropout Voltage Regulators |
| 中文描述： | FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, 0.8 V DROPOUT, PDSO16 |
| 封裝： | SOIC-16 |
| 文件頁數(shù)： | 3/22頁 |
| 文件大?。?/td> | 1050K |
| 代理商： | LP2952IM-3.3 |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
65C
≤
T
A
≤
+150C
Operating Temperature Range
LP2952I, LP2953I, LP2952AI,
LP2953AI, LP2952I-3.3,
LP2953I-3.3, LP2952AI-3.3,
LP2953AI-3.3
LP2953AM
40C
≤
T
J
≤
+125C
55C
≤
T
A
≤
+125C
260C
Lead Temp. (Soldering, 5 seconds)
Power Dissipation (Note 2)
Internally Limited
Maximum Junction Temperature
LP2952I, LP2953I, LP2952AI,
LP2953AI, LP2952I-3.3,
LP2953I-3.3, LP2952AI-3.3,
LP2953AI-3.3
LP2953AM
Input Supply Voltage
Feedback Input Voltage (Note 3)
Comparator Input Voltage (Note 4)
Shutdown Input Voltage (Note 4)
Comparator Output Voltage (Note
4)
ESD Rating (Note 15)
+125C
+150C
20V to +30V
0.3V to +5V
0.3V to +30V
0.3V to +30V
0.3V to +30V
2 kV
Electrical Characteristics
operating temperature range. Limits are guaranteed by production testing or correlation techniques using standard Statistical
Quality Control (SQC) methods. Unless otherwise specified: V
IN
= V
O
(NOM) + 1V, I
L
= 1 mA, C
L
= 2.2 μF for 5V parts and
4.7μF for 3.3V parts. Feedback pin is tied to V Tap pin, Output pin is tied to Output Sense pin.
3.3V Versions
Limits in standard typeface are for T
J
= 25C,
bold typeface
applies over the full
Symbol
Parameter
Conditions
Typical
LP2952AI-3.3, LP2953AI-3.3
Min
3.284
3.260
3.254
LP2952I-3.3, LP2953I-3.3
Min
3.267
3.234
3.221
Units
Max
3.317
3.340
3.346
Max
3.333
3.366
3.379
V
O
Output Voltage
3.3
V
1 mA
≤
I
L
≤
250 mA
3.3
5V Versions
Symbol
Parameter
Conditions
Typical
LP2952AI, LP2953AI,
LP2953AM
(Note 17)
Min
4.975
4.940
4.930
LP2952I, LP2953I
Units
Max
5.025
5.060
5.070
Min
4.950
4.900
4.880
Max
5.050
5.100
5.120
V
O
Output Voltage
5.0
V
1 mA
≤
I
L
≤
250 mA
5.0
All Voltage Options
Electrical Characteristics
Limits in standard typeface are for T
J
= 25C,
bold typeface
applies over the full operating temperature range. Limits are guar-
anteed by production testing or correlation techniques using standard Statistical Quality Control (SQC) methods. Unless other-
wise specified: V
= V
(NOM) + 1V, I
= 1 mA, C
L
= 2.2 μF for 5V parts and 4.7μF for 3.3V parts. Feedback pin is tied to V
Tap pin, Output pin is tied to Output Sense pin.
Symbol
Parameter
Conditions
Typical LP2952AI, LP2953AI,
LP2952AI-3.3,
LP2953AI-3.3,
LP2953AM
(Notes 16, 17)
Min
LP2952I, LP2953I,
LP2952I-3.3,
LP2953I-3.3
Units
Max
Min
Max
REGULATOR
Output Voltage Temp.
Coefficient
(Note 5)
20
100
150
ppm/C
Output Voltage Line
Regulation
V
IN
= V
O
(NOM) + 1V to 30V
0.03
0.1
0.2
%
0.2
0.4
L
www.national.com
3
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PDF描述 |
|---|---|
| LP2952AIN | Adjustable Micropower Low-Dropout Voltage Regulators |
| LP2952IM | Adjustable Micropower Low-Dropout Voltage Regulators |
| LP2952AIN-3.3 | Adjustable Micropower Low-Dropout Voltage Regulators |
| LP2952IN-3.3 | Adjustable Micropower Low-Dropout Voltage Regulators |
| LP2952AIM | Adjustable Micropower Low-Dropout Voltage Regulators |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LP2952IMX | 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP2952IMX/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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP2952IMX-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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP2952IMX-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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP2952IN | 功能描述:IC REG LDO ADJ .25A 14-DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標準包裝:1 系列:- 穩(wěn)壓器拓撲結(jié)構(gòu):正，固定式 輸出電壓:4V 輸入電壓:最高 16V 電壓 - 壓降（標準）:0.28V @ 150mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:150mA 電流 - 限制（最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:5-VFBGA 供應商設備封裝:5-uSMD 包裝:Digi-Reel® 其它名稱:LP2985AIBP-4.0DKR |
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