参数资料
型号: SC174MLTRT
厂商: Semtech
文件页数: 5/27页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 4A 10MLPD
产品培训模块: Power Supplies 101
标准包装: 1
系列: EcoSpeed®
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.75 V ~ 5.23 V
输入电压: 3 V ~ 5.5 V
频率 - 开关: 200kHz ~ 1MHz
电流 - 输出: 4A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-VFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 10-MLPD(3x3)
其它名称: SC174MLDKR
SC174
Electrical Characteristics (continued)
Unless specified: V IN =5V, T A =+25°C for Typ, -40°C to +85°C for Min and Max, T J < 125°C
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Enable/Power Save
Output Enabled
Output Disabled
1
0.4
V
V
EN/PSV Input Bias Current
Power Save Enabled
EN/PSV = VDD or 0V
60
0.5
8.0
μA
%V DD
Forced Continuous Conduction Mode
EN/PSV floating
39
41
44
%V DD
Gate Drivers
BST Switch On resistance
25
45
?
Internal Power MOSFETs
Current Limit
Valley Current Limit, VDD=5V
4.5
A
Valley Current Limit, VDD=3V
3.5
4
LX Leakage Current
VIN=5.5V, LX=0V, High Side
High Side
1
50
10
75
μA
Switch Resistance
m?
Non-overlap time (1)
Note:
(1) Typical value from EVB, not ATE tested.
? 2010 Semtech Corporation
Low Side
40
30
65
ns
5
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