參數(shù)資料
型號(hào): MAX1645B
廠(chǎng)商: Maxim Integrated Products, Inc.
英文描述: Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
中文描述: 高級(jí)、與化學(xué)類(lèi)型無(wú)關(guān)的Level 2電池充電器,帶有輸入限流
文件頁(yè)數(shù): 30/32頁(yè)
文件大?。?/td> 357K
代理商: MAX1645B
M
Advanced Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
30
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Table 10. Component Selection
DESIGNATION
DESCRIPTION
C1, C2 input capacitors
22μF, 35V low-ESR tantalum capacitors
AVX TPSE226M035R0300
C3, C4 output capacitors
22μF, 25V low-ESR tantalum capacitors
AVX TPSD226M025R0200
C5, C19, C20
C6, C7, C12
C8, C14, C16
C9 compensation capacitor
C10, C11 compensation capacitors
C13
C18, C24
C23
1μF, >30V ceramic capacitors
1μF ceramic capacitors
0.1μF ceramic capacitors
0.01μF ceramic capacitor
1nF ceramic capacitors
1500pF ceramic capacitor
0.1μF, >20V ceramic capacitors
0.1μF, >30V ceramic capacitor
D1, D2
40V, 2A Schottky diodes
Central Semiconductor CMSH2-40
D3, D4
Small-signal diodes
Central Semiconductor CMPSH-3
L1
22μH, 3.6A buck inductor
Sumida CDRH127-220
N1 high-side MOSFET
30V, 11.5A, high-side N-channel MOSFET (8-pin SO)
Fairchild FDS6680
30V, 8.4A, low-side N-channel MOSFET
N2 low-side MOSFET
Fairchild FDS6612A or
30V, signal-level N-channel MOSFET
2N7002
P1, P2
30V, 11A P-channel MOSFETs load and source switches
Fairchild FDS6675
R1
40m
±1%, 0.5W battery current-sense resistor
Dale WSL-2010/40m
/±1%
R2
50m
±1%, 0.5W source current-sense resistor
Dale WSL-2010/50m
/±1%
R3 + R4 >100k
input current-limit setting resistors
10k
±5% resistors
10k
±1% temperature sensor network resistor
1
±5% resistors
33
±5% resistor
1k
±5% resistor
4.7
±5% resistors
R3, R4
R5, R7
R10, R17, R18
R6
R11, R16
R12
R13
R14, R15
Note:
See Figure 1 for circuit configuration.
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