LM3674


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: 采用 SOT 23-5 封装的 2MHz、600mA 降压直流/直流转换器

Rating: Catalog Operating temperature range (°C): -30 to 85 Topology: Buck Type: Converter Iout (max) (A): 0.6 Vin (min) (V): 2.7 Vin (max) (V): 5.5 Switching frequency (min) (kHz): 1600 Switching frequency (max) (kHz): 2600 Features: Enable, Synchronous Rectification Control mode: Voltage mode Vout (min) (V): 1.1 Vout (max) (V): 3.3 Iq (typ) (µA): 300 Duty cycle (max) (%): 100 Rating: Catalog Operating temperature range (°C): -30 to 85 Topology: Buck Type: Converter Iout (max) (A): 0.6
Vin (min) (V): 2.7 Vin (max) (V): 5.5 Switching frequency (min) (kHz): 1600 Switching frequency (max) (kHz): 2600 Features: Enable, Synchronous Rectification Control mode: Voltage mode Vout (min) (V): 1.1 Vout (max) (V): 3.3 Iq (typ) (µA): 300 Duty cycle (max) (%): 100

LP5520


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: RGB 背光 LED 驱动器

Number of channels: 3 LED current per channel (mA): 60 LED configuration: Parallel, Series Program memory: No Topology: Boost Programmable ramp control: No Vin (min) (V): 2.9 Vin (max) (V): 5.5 Iout (max) (A): 0.18 Iq (typ) (mA): 0.9 Shutdown current (ISD) (typ) (µA): 1 Operating temperature range (°C): -30 to 85 Rating: Catalog Number of channels: 3 LED current per channel (mA): 60 LED configuration: Parallel, Series Program memory: No Topology: Boost Programmable ramp control: No Vin (min) (V): 2.9
Vin (max) (V): 5.5 Iout (max) (A): 0.18 Iq (typ) (mA): 0.9 Shutdown current (ISD) (typ) (µA): 1 Operating temperature range (°C): -30 to 85 Rating: Catalog

TPS62304


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: 采用 QFN 或芯片级封装的 1.2V 500mA 输出的 3MHz 降压转换器

Rating: Catalog Operating temperature range (°C): -40 to 85 Topology: Buck Type: Converter Iout (max) (A): 0.5 Vin (min) (V): 2.7 Vin (max) (V): 6 Switching frequency (min) (kHz): 2650 Switching frequency (max) (kHz): 3350 Control mode: Voltage mode Vout (min) (V): 1.2 Vout (max) (V): 1.2 Iq (typ) (µA): 86 Duty cycle (max) (%): 100 Rating: Catalog Operating temperature range (°C): -40 to 85 Topology: Buck Type: Converter Iout (max) (A): 0.5 Vin (min) (V): 2.7
Vin (max) (V): 6 Switching frequency (min) (kHz): 2650 Switching frequency (max) (kHz): 3350 Control mode: Voltage mode Vout (min) (V): 1.2 Vout (max) (V): 1.2 Iq (typ) (µA): 86 Duty cycle (max) (%): 100

LM25010


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: 6-42V 宽输入电压、1A 恒准时非同步降压稳压器

Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Buck Type: Converter Iout (max) (A): 1 Vin (min) (V): 6 Vin (max) (V): 42 Switching frequency (min) (kHz): 50 Switching frequency (max) (kHz): 1000 Features: Enable, Over Current Protection Control mode: Constant on-time (COT) Vout (min) (V): 2.5 Vout (max) (V): 37 Iq (typ) (µA): 645 Duty cycle (max) (%): 99 Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Buck Type: Converter Iout (max) (A): 1
Vin (min) (V): 6 Vin (max) (V): 42 Switching frequency (min) (kHz): 50 Switching frequency (max) (kHz): 1000 Features: Enable, Over Current Protection Control mode: Constant on-time (COT) Vout (min) (V): 2.5 Vout (max) (V): 37 Iq (typ) (µA): 645 Duty cycle (max) (%): 99

LM27964


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: 具有 I2C 兼容亮度控制功能的白光 LED 驱动器系统

Number of channels: 7 Vin (min) (V): 2.7 Vin (max) (V): 5.5 Vout (min) (V): 2.7 Vout (max) (V): 5.5 Type: Capacitive Switching frequency (max) (kHz): 900 Duty cycle (max) (%): 100 LED current per channel (mA): 30 Peak efficiency (%): 87 Topology: Boost Features: I2C control Operating temperature range (°C): -30 to 85 Rating: Catalog Number of channels: 7 Vin (min) (V): 2.7 Vin (max) (V): 5.5 Vout (min) (V): 2.7 Vout (max) (V): 5.5 Type: Capacitive
Switching frequency (max) (kHz): 900 Duty cycle (max) (%): 100 LED current per channel (mA): 30 Peak efficiency (%): 87 Topology: Boost Features: I2C control Operating temperature range (°C): -30 to 85 Rating: Catalog

LM27951


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: 输入电压范围为 2.8V-5.5V 的白光 LED 自适应 1.5X/1X 开关电容器电流驱动器

Number of channels: 4 Vin (min) (V): 2.8 Vin (max) (V): 5.5 Vout (min) (V): 2.8 Vout (max) (V): 5.5 Type: Capacitive Switching frequency (max) (kHz): 975 Duty cycle (max) (%): 100 LED current per channel (mA): 30 Peak efficiency (%): 85 Topology: Boost Features: Direct PWM Dimming Operating temperature range (°C): -40 to 85 Rating: Catalog Number of channels: 4 Vin (min) (V): 2.8 Vin (max) (V): 5.5 Vout (min) (V): 2.8 Vout (max) (V): 5.5 Type: Capacitive
Switching frequency (max) (kHz): 975 Duty cycle (max) (%): 100 LED current per channel (mA): 30 Peak efficiency (%): 85 Topology: Boost Features: Direct PWM Dimming Operating temperature range (°C): -40 to 85 Rating: Catalog

LM5010A


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: 6V 至 75V 宽输入电压、1A 恒准时非同步降压稳压器

Rating: Catalog Operating temperature range (°C): -40 to 150 Topology: Buck Type: Converter Iout (max) (A): 1 Vin (min) (V): 6 Vin (max) (V): 75 Switching frequency (min) (kHz): 50 Switching frequency (max) (kHz): 1000 Features: Enable, Over Current Protection Control mode: Constant on-time (COT) Vout (min) (V): 2.5 Vout (max) (V): 70 Iq (typ) (µA): 650 Duty cycle (max) (%): 99 Rating: Catalog Operating temperature range (°C): -40 to 150 Topology: Buck Type: Converter Iout (max) (A): 1
Vin (min) (V): 6 Vin (max) (V): 75 Switching frequency (min) (kHz): 50 Switching frequency (max) (kHz): 1000 Features: Enable, Over Current Protection Control mode: Constant on-time (COT) Vout (min) (V): 2.5 Vout (max) (V): 70 Iq (typ) (µA): 650 Duty cycle (max) (%): 99

TPS54350-EP


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: 具有集成 Fet 的增强型产品 4.5V 至 20V 输入 3A 输出的同步 Pwm 转换开关

Rating: HiRel Enhanced Product Operating temperature range (°C): -55 to 125 Topology: Buck Type: Converter Iout (max) (A): 3 Vin (min) (V): 4.5 Vin (max) (V): 20 Switching frequency (min) (kHz): 250 Switching frequency (max) (kHz): 700 Control mode: Voltage mode Vout (min) (V): 0.9 Vout (max) (V): 12 Iq (typ) (µA): 5000 Duty cycle (max) (%): 80 Rating: HiRel Enhanced Product Operating temperature range (°C): -55 to 125 Topology: Buck Type: Converter Iout (max) (A): 3 Vin (min) (V): 4.5
Vin (max) (V): 20 Switching frequency (min) (kHz): 250 Switching frequency (max) (kHz): 700 Control mode: Voltage mode Vout (min) (V): 0.9 Vout (max) (V): 12 Iq (typ) (µA): 5000 Duty cycle (max) (%): 80

LM2696


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: 3A,恒准时降压稳压器

Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Buck Type: Converter Iout (max) (A): 3 Vin (min) (V): 4.5 Vin (max) (V): 24 Switching frequency (min) (kHz): 100 Switching frequency (max) (kHz): 500 Features: Power good Control mode: Constant on-time (COT) Vout (min) (V): 1.254 Vout (max) (V): 20 Iq (typ) (µA): 1000 Duty cycle (max) (%): 70 Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Buck Type: Converter Iout (max) (A): 3
Vin (min) (V): 4.5 Vin (max) (V): 24 Switching frequency (min) (kHz): 100 Switching frequency (max) (kHz): 500 Features: Power good Control mode: Constant on-time (COT) Vout (min) (V): 1.254 Vout (max) (V): 20 Iq (typ) (µA): 1000 Duty cycle (max) (%): 70

TPS63700


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: 采用 3x3 QFN 封装的可调节 -15V 输出反向 DC/DC 转换器

Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Inverting Type: Converter Vin (min) (V): 2.7 Vin (max) (V): 5.5 Switching frequency (min) (kHz): 1250 Switching frequency (max) (kHz): 1380 Features: Enable, Load Disconnect, Nonsynchronous, UVLO Fixed Vout (min) (V): -15 Vout (max) (V): -2 Iq (typ) (µA): 970 Duty cycle (max) (%): 87.5 Switch current limit (typ) (A): 1 Rating: Catalog Operating temperature range (°C): -40 to 125 Topology: Inverting Type: Converter Vin (min) (V): 2.7 Vin (max) (V): 5.5
Switching frequency (min) (kHz): 1250 Switching frequency (max) (kHz): 1380 Features: Enable, Load Disconnect, Nonsynchronous, UVLO Fixed Vout (min) (V): -15 Vout (max) (V): -2 Iq (typ) (µA): 970 Duty cycle (max) (%): 87.5 Switch current limit (typ) (A): 1