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參數(shù)資料
| 型號： | RH5RI293B-T2 |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.25 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDSO5 |
| 封裝： | SOT-89, 5 PIN |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 179K |
| 代理商： | RH5RI293B-T2 |
RH5RI
21
VIN
Inductor
Diode
OUT
Vss
VOUT
+
Capacitor
EXT
ZD:6.8V
RH5RI502B
Tr
Cb
RZD
Rb
Starter Circuit
(Note) When the Output Current is small or the Output Voltage is unstable,use the Rzd for flowing the bias current through the Zener diode ZD.
FIG. 6
VIN
Inductor
Diode
OUT
Vss
VOUT
+
Capacitor
RH5RI
××1B
Tr
PNP
Lx
Rb1
Rb2
Starter Circuit
(Note) When the Lx pin Voltage is over the rating at the time PNP Tr is OFF,use a RH5RI
××2B and drive the PNP Tr. by the external NPN Tr.
FIG. 7
APPLICATION CIRCUITS
12V Step-up Circuit
Step-down Circuit
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| RH5RI312B-T1 | 0.05 A SWITCHING CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PSSO3 |
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| RH5RI331B-T2 | 0.25 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PSSO3 |
| RH5RI332B-T1 | 0.05 A SWITCHING CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PSSO3 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| RH5RI301A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
| RH5RI301B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER |
| RH5RI301B-T1 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER |
| RH5RI301B-T2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER |
| RH5RI302B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER |
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