参数资料
型号: LTC3404EMS8
厂商: Linear Technology
文件页数: 6/16页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 0.6A 8MSOP
标准包装: 50
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 6 V
输入电压: 2.65 V ~ 6 V
PWM 型: 电流模式,混合
频率 - 开关: 1.4MHz
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: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 管件
供应商设备封装: 8-MSOP
LTC3404
TYPICAL PERFOR A CE CHARACTERISTICS
V OUT
100mV/DIV
I L
500mA/DIV
I TH
1V/DIV
Load Step Response
40 μ s/DIV
V OUT
100mV/DIV
I L
500mA/DIV
I TH
1V/DIV
Load Step Response
40 μ s/DIV
V OUT
100mV/DIV
I L
500mA/DIV
I TH
1V/DIV
Load Step Response
40 μ s/DIV
V IN = 3.6V C IN = 10 μ F
V OUT = 1.5V C OUT = 22 μ F
L = 4.7 μ H I LOAD = 200mA TO 500mA
3404 G17
V IN = 3.6V C IN = 10 μ F
V OUT = 1.5V C OUT = 22 μ F
L = 4.7 μ H I LOAD = 50mA TO 500mA
3404 G18
V IN = 3.6V C IN = 10 μ F
V OUT = 1.5V C OUT = 22 μ F
L = 4.7 μ H I LOAD = 50mA TO 500mA
3404 G19
PULSE SKIPPING MODE
PI FU CTIO S
PULSE SKIPPING MODE
Burst Mode OPERATION
RUN (Pin 1): Run Control Input. Forcing this pin below
0.4V shuts down the LTC3404. In shutdown all functions
are disabled drawing < 1 μ A supply current. Forcing this
pin above 1.2V enables the LTC3404. Do not leave RUN
floating.
I TH (Pin 2): Error Amplifier Compensation Point. The
current comparator threshold increases with this control
voltage. Nominal voltage range for this pin is from 0.5V
to 1.9V.
V FB (Pin 3): Feedback Pin. Receives the feedback voltage
from an external resistive divider across the output.
GND (Pin 4): Ground Pin.
SW (Pin 5): Switch Node Connection to Inductor. This pin
connects to the drains of the internal main and synchro-
nous power MOSFET switches.
V IN (Pin 6): Main Supply Pin. Must be closely decoupled
to GND, Pin 4.
SYNC/MODE (Pin 7): External Clock Synchronization and
Mode Select Input. To synchronize with an external clock,
apply a clock with a frequency between 1MHz and 1.7MHz.
To select Burst Mode operation, tie to V IN . Grounding this
pin selects pulse skipping mode. Do not leave this pin
floating.
PLL LPF (Pin 8): Output of the Phase Detector and Control
Input of Oscillator. Connect a series RC lowpass network
from this pin to ground if externally synchronized. If
unused, this pin may be left open.
3404fb
6
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LTC3404EMS8#PBF 功能描述:IC REG BUCK SYNC ADJ 0.6A 8MSOP 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
LTC3404EMS8#TR 功能描述:IC REG BUCK SYNC ADJ 0.6A 8MSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LTC3404EMS8#TRPBF 功能描述:IC REG BUCK SYNC ADJ 0.6A 8MSOP 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:2,500 系列:- 类型:升压(升压) 输出类型:可调式 输出数:1 输出电压:1.24 V ~ 30 V 输入电压:1.5 V ~ 12 V PWM 型:电流模式,混合 频率 - 开关:600kHz 电流 - 输出:500mA 同步整流器:无 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR) 供应商设备封装:8-SOIC
LTC3404EMS8PBF 制造商:Linear Technology 功能描述:DC-DC Converter Step-Down 2.65-6V MSOP8
LTC3404IMS8 制造商:Linear Technology 功能描述:DP-SWREG/Monolithic, 1.4MHz High Eff Synch Step-dn Reg