参数资料
型号: MAX16977SATE/V+
厂商: Maxim Integrated Products
文件页数: 4/18页
文件大小: 0K
描述: IC BUCK SYNC ADJ 2A 16TQFN
标准包装: 60
类型: 降压(降压)
输出类型: 两者兼有
输出数: 1
输出电压: 5V,1 V ~ 10 V
输入电压: 3.5 V ~ 36 V
PWM 型: 电流模式
频率 - 开关: 1MHz ~ 2.2MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: *
封装/外壳: *
包装: *
供应商设备封装: *
MAX16977
36V, 2A, 2.2MHz Step-Down Converter
with Low Operating Current
ELECTRICAL CHARACTERISTICS (continued)
(V SUP = V SUPSW = 14V, V EN = 14V, C BIAS = 1 F F, R FOSC = 12k I , T A = T J = -40 N C to +125 N C, unless otherwise noted. Typical values
are at T A = +25 N C.)
PARAMETER
External Input Clock
Low Threshold
SYMBOL
V FSYNC_LO
CONDITIONS
V FSYNC falling
MIN
TYP
MAX
0.4
UNITS
V
Soft-Start Time
t SS
8.5
ms
ENABLE INPUT (EN)
Enable Input-High Threshold
Enable Input-Low Threshold
Enable Threshold Voltage
Hysteresis
V EN_HI
V EN_LO
V EN,HYS
2
0.2
0.9
V
V
V
Enable Input Current
I EN
T A = +25 N C
1
F A
RESET
Output Overvoltage Trip
Threshold
V OUT_OV
105
110
115
%V FB
PGOOD Switching Level
PGOOD Debounce
VTH_RISING
V TH_FALLING
V FB rising, V PGOOD = high
V FB falling, V PGOOD = low
93
90
10
95
92.5
35
97
95
60
%V FB
F s
PGOOD Output Low Voltage
PGOOD Leakage Current
I SINK = 5mA
V OUT in regulation, T A = +25 N C
0.4
1
V
F A
Note 2: Guaranteed by design; not production tested.
Maxim Integrated
4
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