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參數(shù)資料
| 型號： | R1232D271A-TR |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.5 A SWITCHING REGULATOR, 1250 kHz SWITCHING FREQ-MAX, DSO8 |
| 封裝： | 0.90 MM HEIGHT, SON-8 |
| 文件頁數(shù)： | 23/24頁 |
| 文件大?。?/td> | 883K |
| 代理商： | R1232D271A-TR |
R1232D
8
PGND
VIN
VDD
CE
VFB
MODE
AGND
LX
OSCILLOSCOPE
Soft Start Time Test Circuit
The bypass capacitor between power supply and GND is a ceramic capacitor 10
F.
TYPICAL APPLICATION AND TECHNICAL NOTES
Fixed Output Voltage Type
PGND
VIN
VDD
CE
VFB
MODE
AGND
LX
L
VOUT
Diode
CIN
COUT
LOAD
Adjustable Output Type
PGND
VIN
VDD
CE
VFB
MODE
AGND
LX
L
VOUT
Diode
CIN
COUT
Cb
R1
R2
LOAD
CIN
10
F C2012JB0J106MT (TDK), 10F CM21B106M06AB (Kyocera)
COUT
10
F C2012JB0J106MT (TDK), 10F CM21B106M06AB (Kyocera)
L
4.7
H/2.2H VLP5610-4R7MR90, VLP5610-2R7M1R0 (TDK)
SD
RB491D (Rohm), MA721 (Panasonic)
At VFM mode used with an external diode in between LX and GND.
As for PWM mode, an external diode is not necessary.
In terms of setting R1, R2, Cb, refer to the technical notes.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| R1232D271B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
| R1232D281A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
| R1232D281B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
| R1232D291A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
| R1232D291B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM STEP-DOWN DC/DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
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