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參數(shù)資料
| 型號(hào)： | LM1575-12 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | SIMPLE SWITCHER 1A STEP-DOWN VOLTAGE REGULATOR |
| 中文描述： | 的SIMPLE SWITCHER 1A步降穩(wěn)壓器 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 265K |
| 代理商： | LM1575-12 |
MNLM1575-12-X REV 0D1
MICROCIRCUIT DATA SHEET
Electrical Characteristics
ELECTRICAL CHARACTERISTICS: SYSTEM PARAMETERS
(The following conditions apply to all the following parameters, unless otherwise specified.)
DC:
Vin = 25V, and Iload = 200mA.
SYMBOL
PARAMETER
CONDITIONS
NOTES
PIN-
NAME
MIN
MAX
UNIT
SUB-
GROUPS
Vout
Output Voltage
1
11.88
12.12
V
1
0.2A < Iload < 1A, 15V < Vin < 40V
1
11.64
12.36
V
1
1
11.52
12.48
V
2, 3
ELECTRICAL CHARACTERISTICS: DEVICE PARAMETERS
(The following conditions apply to all the following parameters, unless otherwise specified.)
DC:
Vin = 25V, and Iload = 200mA.
Vsat
Saturation
Voltage
Iout = 1A
2
1.2
V
1
2
1.4
V
2, 3
Icl
Current Limit
Peak Current, tON < 3uS
2
1.7
3.0
A
1
2
1.3
3.2
A
2, 3
Il
Output Leakage
Current
Vin = 35V, Output = 0V
4
2
mA
1
Vin = 35V, Output = -1V
4
30
mA
1
Iq
Quiescent Current
4
10
mA
1
4
12
mA
2, 3
Istby
Standby Quiescent
Current
ON/OFF Pin = 5V (OFF)
200
uA
1
500
uA
2, 3
AC ELECTRICAL CHARACTERISTICS: DEVICE PARAMETERS
(The following conditions apply to all the following parameters, unless otherwise specified.)
AC:
Vin = 25V, and Iload = 200mA.
fo
Oscillator
Frequency
47
58
KHz
4
43
62
KHz
5, 6
Dc
Max Duty Cycle
(ON)
3
93
%
9
5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM1575-15 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:SIMPLE SWITCHER(TM) 1A STEP-DOWN VOLTAGE REGULATOR |
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| LM1575HVK12/883QF | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述: |
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