参数资料
型号: LTC3411IMS#TRPBF
厂商: Linear Technology
文件页数: 5/24页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 10MSOP
标准包装: 2,500
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 5 V
输入电压: 2.63 V ~ 5.5 V
PWM 型: 电流模式,混合
频率 - 开关: 1MHz
电流 - 输出: 1.25A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
供应商设备封装: 10-MSOP
LTC3411
PIN FUNCTIONS
NOMINAL (V)
ABSOLUTE MAX (V)
PIN
1
2
NAME
SHDN/R T
SYNC/MODE
DESCRIPTION
Shutdown/Timing Resistor
Mode Select/Sychronization Pin
MIN
–0.3
0
TYP
0.8
MAX
SV IN
SV IN
MIN
–0.3
–0.3
MAX
SV IN + 0.3
SV IN + 0.3
3
SGND
Signal Ground
0
4
SW
Switch Node
0
PV IN
–0.3
PV IN + 0.3
5
PGND
Main Power Ground
0
6
7
8
PV IN
SV IN
PGOOD
Main Power Supply
Signal Power Supply
Power Good Pin
–0.3
2.5
0
5.5
5.5
SV IN
–0.3
–0.3
–0.3
SV IN + 0.3
6
6
9
10
V FB
I TH
Output Feedback Pin
Error Ampli?er Compensation and Run Pin
0
0
0.8
1.0
1.5
–0.3
–0.3
SV IN + 0.3
SV IN + 0.3
TYPICAL PERFORMANCE CHARACTERISTICS
V OUT
10mV/DIV
I L1
100mA/DIV
Burst Mode Operation
V OUT
10mV/DIV
I L1
100mA/DIV
Pulse Skipping Mode
V OUT
10mV/DIV
I L1
100mA/DIV
Forced Continuous Mode
V IN = 3.3V 2μs/DIV
V OUT = 2.5V
I LOAD = 50mA
CIRCUIT OF FIGURE 7
3411 G01
V IN = 3.3V 2μs/DIV
V OUT = 2.5V
I LOAD = 50mA
CIRCUIT OF FIGURE 7
3411 G02
V IN = 3.3V 2μs/DIV
V OUT = 2.5V
I LOAD = 50mA
CIRCUIT OF FIGURE 7
3411 G03
Ef?ciency vs Load Current
Ef?ciency vs V IN
Load Step
100
95
Burst Mode
OPERATION
100
95
I OUT = 400mA
V OUT
90
90
I OUT = 1.25A
100mV/DIV
85
80
75
70
PULSE SKIP
FORCED CONTINUOUS
85
80
75
70
I L1
0.5A/DIV
V OUT = 2.5V
65
60
1
10
V IN = 3.3V
V OUT = 2.5V
CIRCUIT OF FIGURE 7
100 1000 10000
65
CIRCUIT OF FIGURE 7
60
2.5 3.5
4.5
5.5
V IN = 3.3V 40μs/DIV
V OUT = 2.5V
I LOAD = 0.25A TO 1.25A
CIRCUIT OF FIGURE 7
3411 G06
LOAD CURRENT (mA)
3411 G04
V IN (V)
3411 G05
3411fb
5
相关PDF资料
PDF描述
LTC3412IFE#TRPBF IC REG BUCK SYNC ADJ 16TSSOP
LTC3413IFE#TRPBF IC REG BUCK SYNC ADJ 3A 16TSSOP
LTC3414MPFE#TRPBF IC REG BUCK SYNC ADJ 4A 20TSSOP
LTC3415EUHF#TRPBF IC REG BUCK SYNC ADJ 7A 38QFN
LTC3416EFE#TRPBF IC REG BUCK SYNC ADJ 4A 20TSSOP
相关代理商/技术参数
参数描述
LTC3412 制造商:LINER 制造商全称:Linear Technology 功能描述:8A, 4MHz, Monolithic Synchronous Step-Down Regulator
LTC3412A 制造商:LINER 制造商全称:Linear Technology 功能描述:3A, 4MHz, Monolithic Synchronous Step-Down Regulator
LTC3412AEFE 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 2.25V to 5.5V 16-Pin TSSOP EP
LTC3412AEFE#PBF 功能描述:IC REG BUCK SYNC ADJ 3A 16TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:250 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON(1.45x1) 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2
LTC3412AEFE#TR 制造商:Linear Technology 功能描述:DP-SWREG/Monolithic, 3A, 4MHz, Monolithic Synch Step-Down