参数资料
型号: RH5RI291B-T2
厂商: RICOH COMPANY LTD
元件分类: 稳压器
英文描述: 0.25 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PSSO3
封装: SOT-89, 3 PIN
文件页数: 16/24页
文件大小: 179K
代理商: RH5RI291B-T2
RH5RI
22
VIN
Trance1:1
Diode
OUT
Vss
VOUT
+
Capacitor
Lx
RH5RI
××1B
Starter Circuit
(Note) Use a RH5RI
××2B,depend on the Output Current.
FIG. 8
ZDST
RST
Tr
VOUT side
VIN side
Starter Circuit
ZDst 2.5V
≤ZDST≤Designation of Output Voltage
Rst
Input Bias Current of ZDST and Tr.
(several k
to several hundreds k)
Step-up/Step-down Circuit with Flyback
*The Starter Circuit is necessary for all above circuits.
1.For Step-up Circuit.
1.For Step-down and Step-up/Step-down Circuit.
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相关代理商/技术参数
参数描述
RH5RI292B 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
RH5RI293B 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
RH5RI301A 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
RH5RI301B 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER
RH5RI301B-T1 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER