R1230D001D

R1230D001D概述

R1230D001D DC/DC降压转换电源IC 可调adj SON-8 marking/标记 A01D PWM/VFM降压同步整流DC/DC转换器

控制方式MODE| pwm/vfm \---|--- 输入电压VINInput Voltage| 2.3~5.5V 输出电压VOUTOutput Voltage| 可调adj 输出电流IOUTOutput Current| 震荡频率FOSCOscillation Frequency| 800khz 内置FETBuilt-in FET| PMOS/NMOS Description & Applications| PWM/VFM step-down DC/DC converter with Synchronous Rectifier • Built-in Driver ON Resistance P-channel 0.35Ω, N-channel 0.45Ω at VIN=3V • Built-in Soft-start Function TYP. 1.5ms, and Latch-type Protection Function Delay Time; TYP. 1.5ms • Two choices of Oscillator Frequency 500kHz, 800kHz • PWM/VFM alternative with MODE pin PWM operation; MODE pin at “L”, •VFM operation; MODE pin at “H” High Efficiency TYP. 90% Output Voltage Stepwise Setting with a step of 0.1V in the range of 1.2V ∼ 4.0VXX1A/B Type or adjustable in the range of 0.8V to VIN001C/D Type • High Accuracy Output Voltage ±2.0%XX1A/B Type • Package • • • • • SON8 Max height 0.9mm, thin type • Power source for portable equipment. 描述与应用| PWM/ VFM降压同步整流DC/ DC转换器 •内置驱动器导通电阻0.35Ω,P沟道N沟道0.45Ω(VIN= 3V) •内置软启动功能(典型值1.5ms的),锁存型保护功能(延时; TYP。为1.5ms) •选择的振荡器频率500kHz,800kHz的 •PWM/ VFM替代MODE引脚PWM操作; MODE引脚在“L” •衡工量值式操作; MODE引脚在“H”      高效率TYP。 90%的        输出电压逐步设置每步0.1V的范围1.2V〜4.0V(XX1A/ B型)                              或可调范围为0.8V至VIN(001C/ D型) •高精度输出电压±2.0%(XX1A/ B型) •包装•••••SON8(最大高度0.9毫米的,超薄型) •用于便携式设备的电源。

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