参数资料
型号: MAX1967EUB+T
厂商: Maxim Integrated Products
文件页数: 12/15页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电压模式
输出数: 1
频率 - 最大: 127kHz
占空比: 95%
电源电压: 2.7 V ~ 28 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
Low-Cost Voltage-Mode PWM
Step-Down Controllers
Table 1. Component Selection for Standard Applications
VIN = 2.7V TO 5.5V
VIN = 2.7V TO 5.5V
DESIGNATION
C1
C2
C3
C4
C5
C6
C7
D1
L1
N 1 + N 2
Dual
R1
R2
R3
C1
C2
C3
C4
C5
C6
C7
D1
L1
N 1 + N 2
Dual
R1
R2
R3
R4
VOUT = 1.8V, 3A
MAX1966 (FIGURE 3)
1μF ceramic capacitor
Sanyo MV-WX series,
1000μF, 16V,
23m ? , 1.82A
Sanyo MV-WX series,
1500μF, 6.3V,
23m ? , 1.82A
0.1μF ceramic capacitor
0.1μF ceramic capacitor
10nF
0.1μF ceramic capacitor
Schottky diode, Central Semiconductor CMPSH-3
22μH, 3A, Coilcraft
Fairchild FDS9926A dual 110m ? or International
Rectifier IRF7501 135m ?
1.25k ?
1k ?
50k ?
VIN = 4.9V TO 14V
VOUT = 1.8V, 3A
MAX1967 (FIGURE 4)
1μF ceramic capacitor
220μF 16V, 0.11 ? ESR,
460mA ripple rated,
Sanyo MV-GX series
470μF 6.3V, 0.11 ? ESR
0.1μF ceramic capacitor
0.1μF ceramic capacitor
10nF
2.2μF ceramic
Schottky diode, Central Semiconductor CMPSH-3
22μH, 3A, Coilcraft
Fairchild FDS9926A 110m ? , or International Rectifier
IRF7501 135m ?
1.25k ?
1k ?
50k ?
10 ?
VOUT = 1.8V, 5A
MAX1966 (FIGURE 3)
1μF ceramic capacitor
Sanyo MV-WX series,
1000μF, 35V,
18m ? , 2.77A
Sanyo MV-WX series,
1800μF, 16V,
21m ? , 2.36A
0.1μF ceramic capacitor
0.1μF ceramic capacitor
10nF
0.1μF ceramic capacitor
Schottky diode, Central Semiconductor CMPSH-3
10μH, 5A, Coilcraft
Fairchild FDS9926A dual
20V, 18m ? , 7.5A
1.25k ?
1k ?
50k ?
VIN = 4.9V TO 24V
VOUT = 1.8V, 5A
MAX1967 (FIGURE 4)
1μF ceramic capacitor
Sanyo MV-WX series,
1000μF, 35V,
18m ? , 2.77A
Sanyo MV-WX series
0.1μF ceramic capacitor
0.1μF ceramic capacitor
10μF
2.2μF ceramic capacitor
Schottky diode, Central Semiconductor CMPSH-3
10μH, 5A, Coilcraft
Fairchild FDS6982, 35m ?
1.25k ?
1k ?
50k ?
10 ?
12
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