参数资料
型号: LM2575T-15
厂商: MOTOROLA INC
元件分类: 稳压器
英文描述: 3.2 A SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PSFM5
封装: 314D-03
文件页数: 15/28页
文件大小: 380K
代理商: LM2575T-15
LM2575
22
MOTOROLA ANALOG IC DEVICE DATA
THE LM2575–5.0 STEP–DOWN VOLTAGE REGULATOR WITH 5.0 V @ 1.0 A OUTPUT POWER CAPABILITY.
TYPICAL APPLICATION WITH THROUGH–HOLE PC BOARD LAYOUT
DC–DC Converter
Figure 35. Schematic Diagram of the LM2575–5.0 Step–Down Converter
Figure 36. Printed Circuit Board
Component Side
Figure 37. Printed Circuit Board
Copper Side
D1
1N5819
L1
330
H
Output
2
4
Feedback
Unregulated
DC Input
+Vin = +7.0 V to +40 V
Cout
330
F
/16 V
C1
100
F
/50 V
LM2575–5.0
1
5
3ON/OFF
Gnd
+Vin
J1
Regulated Output
+Vout1 = 5.0 V @ 1.0 A
Gndin
Gndout
C1
100
F, 50 V, Aluminium Electrolytic
C2
330
F, 16 V, Aluminium Electrolytic
D1
1.0 A, 40 V, Schottky Rectifier, 1N5819
L1
330
H, Tech 39: 77 458 BV, Toroid Core, Through–Hole, Pin 3 = Start, Pin 7 = Finish
NOTE:
Not to scale.
NOTE:
Not to scale.
+Vout1
+Vin
Gndin
Gndout
C1
L1
C2
D1
J1
U1 LM2575
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相关代理商/技术参数
参数描述
LM2575T-15 NOPB 制造商:National Semiconductor 功能描述:Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220
LM2575T15 制造商:Texas Instruments 功能描述:SWITCHING REG 1A 15V 2575 TO2205
LM2575T-15/LB02 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT
LM2575T-15/LB03 制造商:Texas Instruments 功能描述:Conv DC-DC Single Step Down 4V to 40V 5-Pin(5+Tab) TO-220
LM2575T-15/LF02 功能描述:直流/直流开关转换器 RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT