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參數資料
| 型號： | TC2575-12.0VAT |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSFM5 |
| 封裝： | TO-220, 5 PIN |
| 文件頁數： | 13/26頁 |
| 文件大?。?/td> | 172K |
| 代理商： | TC2575-12.0VAT |
TC2575
1.0A Step-Down Switching Regulator
20
TC2575-1 3/13/00
2001 Microchip Technology Inc.
DS21398A
Figure 17. Schematic Diagram of the 8.0V at 1.0A Step-Down Converter Using the TC2575-ADJ
D1
1N5819
L1
330mH
L2
25
H
Output
2
4
Feedback
R2
10k
R1
1.8k
Regulated
Output Filtered
VOUT
2 = 8.0V @ 1.0A
Regulated
Output Filtered
= 8.0V @ 1.0A
Unregulated
DC Input
C2
330
F/16V
C3
100
F/16V
C1
100
F
/50V
TC2575-ADJ
1
5
ON/OFF
GND
+VIN
3
+VIN = +10V to + 40V
The TC2576-ADJ Step-Down Voltage Regulator with 8.0V @ 1.0A Output Power Capability.
Typical Application with Through-Hole PC Board Layout
C1 – 100
F, 63V, Aluminum Electrolytic
C2 – 330
F, 16V, Aluminum Electrolytic
C3 – 100
F, 16V, Aluminum Electrolytic
D1 – 1.0A, 40V, Schottky Rectifier, 1N5819
L1 – 330
H, Tech 39: 77 458 BV, Toroid, Through-Hole, Pin 3 = Start, Pin 7 = Finish
L2 – 25
H, TDK: SFT52501, Toroid Core, Through-Hole
R1 – 1.8k
R2 – 10k
VOUT = VREF +
( 1.0 + R2)
R1
VREF = 1.23V
R1 is between 1.0k and 5.0k
Figure 16. Adjustable Power Supply with Low Ripple Voltage
D1
1N5819
L1
150
H
Output
2
4
Feedback
R2
50k
R1
1.1k
L2
20
H
Output
Voltage
1.2V to 35V @1.0A
Optional Output
Ripple Filter
Unregulated
DC Input
COUT
2200
F
C1
100
F
CIN
100
F/50V
TC2575-ADJ
1
GND
+VIN
5
3
ON/OFF
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相關代理商/技術參數 |
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| TC2575-3.3VAT | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:1.0A Step-Down Switching Regulator |
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