参数资料
型号: LTC3406ES5-1.8#TRPBF
厂商: Linear Technology
文件页数: 14/16页
文件大小: 0K
描述: IC REG BUCK SYNC 1.8V TSOT23-5
标准包装: 2,500
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 1.8V
输入电压: 2.5 V ~ 5.5 V
PWM 型: 电流模式,混合
频率 - 开关: 1.5MHz
电流 - 输出: 600mA
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: SOT-23-5 细型,TSOT-23-5
包装: 带卷 (TR)
供应商设备封装: TSOT-23-5
LTC3406
LTC3406-1.5/LTC3406-1.8
TYPICAL APPLICATIO S
Single Li-Ion 1.2V/600mA Regulator for High Efficiency and Small Footprint
V IN
2.7V
TO 4.2V
C IN ?
2.2 μ F
CER
4
1
V IN SW
LTC3406
V FB
RUN
3
5
2.2 μ H*
22pF
V OUT
1.2V
C OUT **
10 μ F
CER
TAIYO YUDEN LMK212BJ225MG
GND
2
301k
301k
3406 TA09
*MURATA LQH32CN2R2M33
** TAIYO YUDEN JMK316BJ106ML
?
95
90
V OUT = 1.2V
V IN = 2.7V
V OUT
100mV/DIV
AC COUPLED
V OUT
100mV/DIV
AC COUPLED
85
80
V IN = 4.2V
I L
500mA/DIV
I L
500mA/DIV
V IN = 3.6V
75
70
I LOAD
500mA/DIV
I LOAD
500mA/DIV
65
60
0.1
1
10 100
1000
V IN = 3.6V 20 μ s/DIV
V OUT = 1.2V
I LOAD = 0mA TO 600mA
3406 TA11
V IN = 3.6V 20 μ s/DIV
V OUT = 1.2V
I LOAD = 200mA TO 600mA
3406 TA12
OUTPUT CURRENT (mA)
3406 TA10
Tiny 3.3V/600mA Buck Regulator
C IN
V IN
5V
?
4.7 μ F
CER
4
V IN SW
LTC3406
3
2.2 μ H*
22pF
C OUT **
10 μ F
V OUT
3.3V
600mA
TAIYO YUDEN JMK212BJ475MG
1
RUN
GND
2
V FB
5
301k
66.5k
3406 TA13
CER
*MURATA LQH32CN2R2M33
** TAIYO YUDEN JMK316BJ106ML
?
100
V IN = 5V
95 V OUT = 3.3V
V OUT
100mV/DIV
AC COUPLED
90
85
80
75
I L
500mA/DIV
I LOAD
500mA/DIV
70
65
V IN = 5V
V OUT = 3.3V
20 μ s/DIV
3406 TA15
60
I LOAD = 200mA TO 600mA
0.1
1
10 100
1000
OUTPUT CURRENT (mA)
3406 TA14
3406fa
14
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