LM34926
数据:
分类: 微电路 / 半导体集成电路 / 模拟集成电路 / 非线性电路 / 开关电源电路
描述: 适用于隔离式直流/直流转换器的 7.5V 至 100V 宽输入电压、300mA 集成二次侧偏置稳压器
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.3
Vin (min) (V): 9
Vin (max) (V): 100
Switching frequency (min) (kHz): 150
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous Rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.7
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.3
更多
Vin (min) (V): 9
Vin (max) (V): 100
Switching frequency (min) (kHz): 150
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous Rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.7
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.3
Vin (min) (V): 7.5
Vin (max) (V): 100
Switching frequency (min) (kHz): 50
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.7
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.3
更多
Vin (min) (V): 7.5
Vin (max) (V): 100
Switching frequency (min) (kHz): 50
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.7
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.1
Vin (min) (V): 7.5
Vin (max) (V): 100
Switching frequency (min) (kHz): 50
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.3
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck, Flybuck
Type: Converter
Iout (max) (A): 0.1
更多
Vin (min) (V): 7.5
Vin (max) (V): 100
Switching frequency (min) (kHz): 50
Switching frequency (max) (kHz): 1000
Features: Enable, Synchronous rectification, UVLO adjustable
Control mode: Constant on-time (COT)
Vout (min) (V): 1.25
Vout (max) (V): 90
Duty cycle (max) (%): 90
Switch current limit (typ) (A): 0.3
Number of channels: 6
Vin (min) (V): 2.7
Vin (max) (V): 20
Vout (min) (V): 7
Vout (max) (V): 48
Type: Inductive
Switching frequency (max) (kHz): 1250
Duty cycle (max) (%): 100
LED current per channel (mA): 50
Peak efficiency (%): 95
Topology: Boost
Features: I2C control
Operating temperature range (°C): -30 to 85
Rating: Catalog
Number of channels: 6
Vin (min) (V): 2.7
Vin (max) (V): 20
Vout (min) (V): 7
Vout (max) (V): 48
Type: Inductive
更多
Switching frequency (max) (kHz): 1250
Duty cycle (max) (%): 100
LED current per channel (mA): 50
Peak efficiency (%): 95
Topology: Boost
Features: I2C control
Operating temperature range (°C): -30 to 85
Rating: Catalog
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck
Iout (max) (A): 3
Vin (min) (V): 4.5
Vin (max) (V): 18
Switching frequency (min) (kHz): 300
Switching frequency (max) (kHz): 1400
Vout (min) (V): 0.8
Vout (max) (V): 17
Iq (typ) (µA): 800
Rating: Catalog
Operating temperature range (°C): -40 to 125
Topology: Buck
Iout (max) (A): 3
Vin (min) (V): 4.5
Vin (max) (V): 18
Switching frequency (min) (kHz): 300
Switching frequency (max) (kHz): 1400
Vout (min) (V): 0.8
更多
Vout (max) (V): 17
Iq (typ) (µA): 800
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 4
Vin (min) (V): 2.5
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2500
Switching frequency (max) (kHz): 2500
Control mode: Constant on-time (COT), DCS-Control
Vout (min) (V): 0.5
Vout (max) (V): 1.77
Iq (typ) (µA): 56
Duty cycle (max) (%): 90
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 4
Vin (min) (V): 2.5
更多
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2500
Switching frequency (max) (kHz): 2500
Control mode: Constant on-time (COT), DCS-Control
Vout (min) (V): 0.5
Vout (max) (V): 1.77
Iq (typ) (µA): 56
Duty cycle (max) (%): 90
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 4
Vin (min) (V): 2.5
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2500
Switching frequency (max) (kHz): 2500
Control mode: Constant on-time (COT), DCS-Control
Vout (min) (V): 0.5
Vout (max) (V): 1.77
Iq (typ) (µA): 56
Duty cycle (max) (%): 90
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 4
Vin (min) (V): 2.5
更多
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2500
Switching frequency (max) (kHz): 2500
Control mode: Constant on-time (COT), DCS-Control
Vout (min) (V): 0.5
Vout (max) (V): 1.77
Iq (typ) (µA): 56
Duty cycle (max) (%): 90
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 2
Vin (min) (V): 4.5
Vin (max) (V): 18
Switching frequency (min) (kHz): 700
Switching frequency (max) (kHz): 700
Control mode: D-CAP2
Vout (min) (V): 0.76
Vout (max) (V): 7
Iq (typ) (µA): 1300
Duty cycle (max) (%): 85
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 2
Vin (min) (V): 4.5
更多
Vin (max) (V): 18
Switching frequency (min) (kHz): 700
Switching frequency (max) (kHz): 700
Control mode: D-CAP2
Vout (min) (V): 0.76
Vout (max) (V): 7
Iq (typ) (µA): 1300
Duty cycle (max) (%): 85
TPS542941
数据:
分类: 微电路 / 半导体集成电路 / 模拟集成电路 / 非线性电路 / 开关电源电路
描述: 4.5V 至 18V 输入、2A/3A 双通道同步降压转换器，1ms 固定软启动
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 2
Vin (min) (V): 4.5
Vin (max) (V): 18
Switching frequency (min) (kHz): 700
Switching frequency (max) (kHz): 700
Control mode: D-CAP2
Vout (min) (V): 0.76
Vout (max) (V): 7
Iq (typ) (µA): 1300
Duty cycle (max) (%): 85
Rating: Catalog
Operating temperature range (°C): -40 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 2
Vin (min) (V): 4.5
更多
Vin (max) (V): 18
Switching frequency (min) (kHz): 700
Switching frequency (max) (kHz): 700
Control mode: D-CAP2
Vout (min) (V): 0.76
Vout (max) (V): 7
Iq (typ) (µA): 1300
Duty cycle (max) (%): 85
Rating: Catalog
Operating temperature range (°C): -30 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 0.75
Vin (min) (V): 2.7
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2100
Switching frequency (max) (kHz): 2700
Control mode: current mode
Vout (min) (V): 0.6
Vout (max) (V): 4.2
Iq (typ) (µA): 900
Duty cycle (max) (%): 100
Rating: Catalog
Operating temperature range (°C): -30 to 85
Topology: Buck
Type: Converter
Iout (max) (A): 0.75
Vin (min) (V): 2.7
更多
Vin (max) (V): 5.5
Switching frequency (min) (kHz): 2100
Switching frequency (max) (kHz): 2700
Control mode: current mode
Vout (min) (V): 0.6
Vout (max) (V): 4.2
Iq (typ) (µA): 900
Duty cycle (max) (%): 100