参数资料
型号: LT3741IFE#PBF
厂商: Linear Technology
文件页数: 8/24页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 20TSSOP
标准包装: 74
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1.07MHz
电源电压: 6 V ~ 36 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)裸露焊盘
包装: 管件
LT3741/LT3741-1
TYPICAL PERFORMANCE CHARACTERISTICS
100
Efficiency and Power Loss
vs Load Current
100
Efficiency and Power Loss
vs Load Current
100
Efficiency and Power Loss
vs Load Current
90
80
LT3741
LT3741-1
95
90
LT3741
LT3741-1
90
80
LT3741-1
LT3741
70
60
85
70
50
40
0.1
1
10
V IN = 20V
V OUT = 5V
100
80
75
0.1
1
V IN = 25V
V OUT = 20V
10
60
50
0.1
1
10
V IN = 24V
V OUT = 10V
100
LOAD CURRENT (A)
3741 G29
LOAD CURRENT (A)
3741 G30
LOAD CURRENT (A)
3741 G37
V OUT
20mV/DIV
AC-COUPLED
I L
2A/DIV
5A Load Step Recovery
V OUT
2V/DIV
I L
5A/DIV
Voltage Regulation with 10A
Regulated Inductor Current
C OUT = 470μF
20ms/DIV
3741 G31
100μs/DIV
3741 G34
V OUT
2V/DIV
I L
200mA/DIV
Common Mode Lockout — LT3741
EN/UVLO
5V/DIV
I L
5A/DIV
V OUT
2V/DIV
Shutdown and Recovery
1.5nF Soft-Start Capacitor
V IN = 7V
1ms/DIV
3741 G35
100μs/DIV
C OUT = 1mF
V OUT = 5V
10A LOAD
18A CURRENT LIMIT
3741 G32
37411fe
8
For more information www.linear.com/LT3741
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