PWM 控制 DC-DC 升压控制器

HF3121系列是一款固定频率、高效率的升压DC/DC控制器，主要用于OLED驱动。该产品的输出电压最高可以达到22V，锂电池供电时可以输出12V电压驱动OLED。电路内部集成了一个内阻2欧姆的大管子，耐压可支持22V，采用SOT23-5L小型封装，节省了PCB空间及BOM成本。 • 输入电压2.7V-5.5V\n• 振荡频率1.0MHz±20%\n• 工作控制模式PWM控制的电流模工作模式\n• 负载电容：10μF，陶瓷电容\n• LX端电流限制600mA;

3-phase 3-line 500VAC

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3-phase 3-line 480VAC

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3-phase 3-line 500VAC

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Sequencing Hotswap Controllers

General Description The HV302 and HV312 Hotswap Controllers perform current limiting, circuit breaker protection, over and under voltage detection power management functions during insertion of cards or modules into live backplanes and connectors. Theymaybe used in systems where active contro

N-Channel Silicon Junction Field Effect Transistor

Description: The NTE312 is a field effect transistor designed for VHF amplifier and mixer applications. The NTE312 comes in a TO–92 package. Features: • High Power Gain: 10dB Min at 400MHz • High Transconductance: 4000 µmho Min at 400MHz • Low Crss: 1pF Max • High (Yfs) / Ciss

TURBOSWITCHTM ULTRA-FAST HIGH VOLTAGE DIODE

DESCRIPTION TURBOSWITCH 1200V drastically cuts losses in all high voltage operationswhich require extremely fast, soft and noise-free power diodes. Due to their optimized switching performances they also highly decrease power losses in any associated switching IGBT or MOSFET in all ”freewheel mo

TURBOSWITCHTM ULTRA-FAST HIGH VOLTAGE DIODE

DESCRIPTION TURBOSWITCH 1200V drastically cuts losses in all high voltage operationswhich require extremely fast, soft and noise-free power diodes. Due to their optimized switching performances they also highly decrease power losses in any associated switching IGBT or MOSFET in all ”freewheel mo

Operational Amplifiers

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