参数资料
型号: LTC3104IMSE#TRPBF
厂商: Linear Technology
文件页数: 6/20页
文件大小: 339K
描述: IC REG DL BCK/LINEAR SYNC 16MSOP
标准包装: 2,500
拓扑: 降压(降压)同步(1),线性(LDO)(1)
功能: 任何功能
输出数: 2
频率 - 开关: 1.2MHz
电压/电流 - 输出 1: 0.6 V ~ 13.8 V,300mA
电压/电流 - 输出 2: 0.6 V ~ 14.5 V,10mA
带 LED 驱动器:
带监控器:
带序列发生器:
电源电压: 2.5 V ~ 15 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TFSOP(0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 16-MSOP,裸露焊盘
包装: 带卷 (TR)
LTC3104
6
3104f
Automatic Burst Mode Operation
Forced Continuous Operation
Start-Up into Pre-Biased Output
(Automatic Burst Mode Operation)
Start-Up into Pre-Biased Output
(Forced Continuous Operation)
Start-Up from Shutdown
(Automatic Burst Mode Operation)
Start-Up from Shutdown
(Forced Continuous Operation)
TYPICAL PERFORMANCE CHARACTERISTICS T
A
 = 25癈 unless otherwise noted
Load Step
(Automatic Burst Mode Operation)
Load Step
(Forced Continuous Operation)
Minimum Input Voltage at
Maximum Duty Cycle vs Load
Current
V
OUT
50mV/DIV
C-COUPLED
I
L
100mA/DIV
10祍/DIV
3104 G13
I
LOAD
 = 25mA
V
IN
 = 10V
C
IN
 = 10礔
L = 10礖
V
OUT
 = 2.5V
C
OUT
 = 22礔
V
OUT
20mV/DIV
AC-COUPLED
I
L
100mA/DIV
1祍/DIV
3104 G14
I
LOAD
 = 25mA
V
IN
 = 10V
C
IN
 = 10礔
L = 10礖
V
OUT
 = 2.5V
C
OUT
 = 22礔
RUN
5V/DIV
V
OUT
1V/DIV
PGOOD
5V/DIV
I
L
100mA/DIV
500祍/DIV
3104 G15
I
LOAD
 = 2mA
V
IN
 = 10V
C
IN
 = 10礔
L = 10礖
V
OUT
 = 2.5V
C
OUT
 = 47礔
BURST CURRENT
PULSES
SOFT-START
PERIOD
V
BST
 REFRESH
CURRENT PULSES
RUN
5V/DIV
V
OUT
1V/DIV
I
L
100mA/DIV
PGOOD
5V/DIV
500祍/DIV
3104 G16
I
LOAD
 = 2mA
V
IN
 = 10V
L = 10礖
V
OUT
 = 2.5V
V
BST
 REFRESH
CURRENT PULSES
RUN
5V/DIV
PGOOD
5V/DIV
V
OUT
1V/DIV
I
L
100mA/DIV
500祍/DIV
3104 G17
I
LOAD
 = 25mA
V
IN
 = 10V
L = 10礖
V
OUT
 = 2.5V
RUN
5V/DIV
PGOOD
5V/DIV
V
OUT
1V/DIV
I
L
100mA/DIV
500祍/DIV
3104 G18
I
LOAD
 = 25mA
V
IN
 = 10V
L = 10礖
V
OUT
 = 2.5V
SOFT-START/
FOLDBACK PERIOD
V
OUT
200mV/DIV
C-COUPLED
I
L
200mA/DIV
I
LOAD
200mA/DIV
200祍/DIV
3104 G19
I
LOAD
 = LOAD STEP, 5mA TO 300mA
V
IN
 = 10V
C
IN
 = 10礔
L = 10礖
V
OUT
 = 2.5V
C
OUT
 = 47礔
V
OUT
50mV/DIV
AC-COUPLED
I
L
100mA/DIV
I
LOAD
100mA/DIV
200祍/DIV
3104 G20
I
LOAD
 = LOAD STEP, 50mA TO 200mA
V
IN
 = 10V
L = 10礖
V
OUT
 = 2.5V
C
OUT
 = 22礔
LOAD CURRENT (mA)
0
2.5
3.0
3.5
4.0
4.5
5.5
50   100  150  200
3104 G21
250  300
5.0
V
OUT
 = 4.2V
V
OUT
 = 3.3V
V
OUT
 = 2.5V
V
OUT
 = 2.2V
V
OUT
 = 1.8V
V
OUT
 = 1.5V
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