参数资料
型号: LM2574N-15/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 稳压器
英文描述: 1.8 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PDIP8
封装: DIP-8
文件页数: 24/33页
文件大小: 814K
代理商: LM2574N-15/NOPB
National P/N LM2574HV - SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator
LM2574HV Product Folder
SIMPLE SWITCHER 0.5A Step-Down Voltage Regulator
Generic P/N 2574HV
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LM2574HV Webench Custom
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4.8 <=
V in Lower
V
<=
V in Upper
V
<= 60.0
V out
1.2 <=
V
<= 57.0
I out
A
<= 0.50
Ambient Temperature
°C
<= 100
Parametric Table
Multiple Output Capability
No
On/Off Pin
Yes
Error Flag
No
Input Voltage, min (Volt)
4
Input Voltage, max (Volt)
60
Output Current, max
500 mA
Output Voltage (Volt)
12, 15, 3.30, 5
Adjustable Output Voltage
No, Yes
Switching Frequency (Hz)
52000
Adjustable Switching Frequency
No
Sync Pin
No
Efficiency (%)
88, 72, 77
Flyback
No
Inverting
Yes
Step-down
Yes
-
Datasheet
Title
Size in
Kbytes Date
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LM2574 LM2574HV SIMPLE SWITCHER 0.5A Step-Down
Voltage Regulator
639
Kbytes
30-
Jun-
99
LM2574 LM2574HV SIMPLE SWITCHER 0.5A Step-Down
Voltage Regulator (JAPANESE)
605
Kbytes
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11.0
13.0
3.3
0.40
30
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