參數(shù)資料
型號(hào): LM2575D2T-12G
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5
封裝: LEAD FREE, D2PAK-5
文件頁(yè)數(shù): 15/28頁(yè)
文件大?。?/td> 388K
代理商: LM2575D2T-12G
LM2575
http://onsemi.com
22
THE LM25755.0 STEPDOWN VOLTAGE REGULATOR WITH 5.0 V @ 1.0 A OUTPUT POWER
CAPABILITY. TYPICAL APPLICATION WITH THROUGHHOLE PC BOARD LAYOUT
DCDC Converter
Figure 35. Schematic Diagram of the LM25755.0 StepDown Converter
Figure 36. Printed Circuit Board
Component Side
Figure 37. Printed Circuit Board
Copper Side
D1
1N5819
L1
330
mH
Output
2
4
Feedback
Unregulated
DC Input
+Vin = +7.0 V to +40 V
Cout
330
mF
/16 V
C1
100
mF
/50 V
LM25755.0
1
5
3ON/OFF
GND
+Vin
J1
Regulated Output
+Vout1 = 5.0 V @ 1.0 A
GNDin
GNDout
C1
100
mF, 50 V, Aluminium Electrolytic
C2
330
mF, 16 V, Aluminium Electrolytic
D1
1.0 A, 40 V, Schottky Rectifier, 1N5819
L1
330
mH, Tech 39: 77 458 BV, Toroid Core, ThroughHole, 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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