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參數(shù)資料
| 型號： | LM340AS-5.0 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 3-Terminal Positive Regulators |
| 中文描述： | 5 V FIXED POSITIVE REGULATOR, PSSO3 |
| 封裝： | TO-263, 3 PIN |
| 文件頁數(shù)： | 9/20頁 |
| 文件大?。?/td> | 205K |
| 代理商： | LM340AS-5.0 |
LM340, A Series
9
MOTOROLA ANALOG IC DEVICE DATA
LM340–15
ELECTRICAL CHARACTERISTICS
(Vin = 23 V, IO = 500 mA, TJ = Tlow to Thigh [Note 1], unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
Output Voltage (TJ = +25
°
C)
IO = 5.0 mA to 1.0 A
VO
14.4
15
15.6
Vdc
Line Regulation (Note 2)
18.5 Vdc to 30 Vdc
17.5 Vdc to 30 Vdc (TJ = +25
°
C)
20 Vdc to 26 Vdc, IO = 1.0 A
17.7 Vdc to 30 Vdc, IO = 1.0 A (TJ = +25
°
C)
Regline
–
–
–
–
–
–
–
–
150
150
75
150
mV
Load Regulation (Note 2)
5.0 mA
≤
IO
≤
1.0 A
5.0 mA
≤
IO
≤
1.5 A (TJ = +25
°
C)
250 mA
≤
IO
≤
750 mA (TJ = +25
°
C)
Regload
–
–
–
–
–
–
150
150
75
mV
Output Voltage
17.5
≤
Vin
≤
30 Vdc, 5.0 mA
≤
IO
≤
1.0 A, PD
≤
15 W
VO
14.25
–
15.75
Vdc
Quiescent Current
IO = 1.0 A
TJ = +25
°
C
IB
–
–
–
4.0
8.5
8.0
mA
Quiescent Current Change
17.5
≤
Vin
≤
30 Vdc, IO = 500 mA
5.0 mA
≤
IO
≤
1.0 A, Vin = 23 V
17.9
≤
Vin
≤
30 Vdc, IO = 1.0 A
IB
–
–
–
–
–
–
1.0
0.5
1.0
mA
Ripple Rejection
IO = 1.0 mA (TJ = +25
°
C)
RR
54
70
–
dB
Dropout Voltage
VI – VO
rO
ISC
Vn
–
1.7
–
Vdc
Output Resistance (f = 1.0 kHz)
–
2.0
–
m
Short Circuit Current Limit (TJ = +25
°
C)
Output Noise Voltage (TA = +25
°
C)
10 Hz
≤
f
≤
100 kHz
–
800
–
A
–
90
–
μ
V
Average Temperature Coefficient of Output Voltage
IO = 5.0 mA
TCVO
–
±
1.8
–
mV/
°
C
Peak Output Current (TJ = +25
°
C)
Input Voltage to Maintain Line Regulation (TJ = +25
°
C)
IO = 1.0 A
IO
–
2.4
–
A
17.7
–
–
Vdc
NOTES:
1.Tlow to Thigh = 0
°
to +125
°
C
2.Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately.
Pulse testing with low duty cycle is used.
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| LM340 | THREE-TERMINAL POSITIVE FIXED VOLTAGE REGULATORS |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM340ASX-5.0 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:3-Terminal Positive Regulators |
| LM340ASX-5.0/NOPB | 功能描述:IC REG LDO 5V 1A TO263-3 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:3.1V 輸入電壓:最高 5.5V 電壓 - 壓降（標(biāo)準(zhǔn)）:- 穩(wěn)壓器數(shù)量:1 電流 - 輸出:300mA 電流 - 限制（最?。?420mA 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-5 細(xì)型，TSOT-23-5 供應(yīng)商設(shè)備封裝:TSOT-23-5 包裝:帶卷 (TR) |
| LM340AT-012 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Positive Fixed Voltage Regulator |
| LM340AT-015 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Positive Fixed Voltage Regulator |
| LM340AT-05 | 制造商:MOTOROLA 制造商全稱:Motorola, Inc 功能描述:THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS |
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