參數(shù)資料
型號： MAX8545
廠商： Maxim Integrated Products, Inc.
英文描述： Low-Cost. Wide Input Range. Step-Down Controllers with Foldback Current Limit
中文描述： 低成本、寬輸入范圍、降壓型控制器，帶有折返式限流
文件頁數(shù)： 15/18頁
文件大?。?/td> 343K
代理商： MAX8545
M
Low-Cost, Wide Input Range, Step-Down
Controllers with Foldback Current Limit
______________________________________________________________________________________
15
COMPONENT QTY
DESCRIPTION
C1, C4
2
1μF, 10V X7R ceramic capacitors
Taiyo Yuden LMK212BJ105MG
C2
0
Not installed
C3
1
1200μF, 10V, 44m
, 1.25A aluminum
electrolytic capacitor
Sanyo 10MV1200AX
(10 x 16 case size)
C5, C8, C9
3
0.1μF, 10V X7R ceramic capacitors
Kemet C0603C104M8RAC
C6, C7
2
1000μF, 6.3V, 69m
, 0.8A aluminum
electrolytic capacitors
Sanyo 6.3MV1000AX (8 x 20 case size)
C10
1
1.5nF, 10V X7R ceramic capacitor
Kemet C0603C152M8RAC
C11
0
Not installed
D1, D2
2
30V, 100mA Schottky diodes
Central Semiconductor CMPSH-3
L1
1
4.7μH, 5.7A, 18m
inductor
Sumida CDRH124-4R7
Q1
1
20V/30V, 35m
dual N-channel
8-pin SO
V shay S 4966D Y
( o 2.7 V t o 3.6 V
IN
)
Fair chil d FD S 6912A
( or 4 5 V t o 5 5 V
IN
)
R1
R2
R3
R4
1
1
1
1
10
±
5% resistor
150k
±
5% resistor
5.11k
±
1% resistor
4.02k
±
1% resistor
COMPONENT
QTY
DESCRIPTION
C1, C4
2
1μF, 10V X7R ceramic capacitors
Taiyo Yuden LMK212BJ105MG
C2, C3
2
1200μF, 10V, 44m
, 1.25A aluminum
electrolytic capacitors
Sanyo 10MV1200AX
(10 x 16 case size)
C5, C8, C9
3
0.1μF, 10V X7R ceramic capacitors
Kemet C0603C104M8RAC
C6, C7
2
1500μF, 6.3V, 44m
, 1.25A al um num
el ectr ol ytic cap acitor s
S anyo 6.3M V1500AX (10 x 20 case si ze)
C10
1
1.5nF, 10V X7R ceramic capacitor
Kemet C0603C152M8RAC
C11
0
Not installed
D1, D2
2
30V, 100mA Schottky diodes
Central Semiconductor CMPSH-3
L1
1
2.1μH, 8A, 11.6m
inductor
Sumida CEP122-2R1
Q1
1
20V, 18m
d ual N- channel 8- pi n SO
Fair chil d FD S 6898A
( or 2 7 V t o 3 6 V
IN
)
Fair chil d FD S 6890A
( or 4 5 V t o 5 5 V
IN
)
10
±
5% resistor
110k
±
5% resistor
5.11k
±
1% resistor
4.02k
±
1% resistor
R1
R2
R3
R4
1
1
1
1
Table 1a. Component Selection for
Standard Applications for V
IN
= 2.7V to
5.5V, V
OUT
= 1.8V / 3A (Figure 1)
(MAX8546 Only)
Table 1b. Component Selection for
Standard Applications for V
IN
= 2.7V to
5.5V, V
OUT
= 1.8V / 6A (Figure 1)
(MAX8546 Only)
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MAX8545EUB+T 功能描述:電壓模式 PWM 控制器 Wide Input Range Step-Down Controller RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
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MAX8545EUB-TG069 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
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