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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)： | 9/24頁 |
| 文件大?。?/td> | 883K |
| 代理商： | R1232D271A-TR |
R1232D
17
6) Oscillator Frequency vs. Input Voltage
R1232D121A
R1232D121B
0.90
0.95
1.10
1.05
1.00
2.5
4.0
5.0 5.5
3.0 3.5
4.5
6.0
Input Voltage VIN(V)
Frequency
fosc(MHz)
IOUT=600mA
2.0
2.1
2.4
2.3
2.2
2.5
4.0
5.0 5.5
3.0 3.5
4.5
6.0
Input Voltage VIN(V)
Frequency
fosc(MHz)
IOUT=600mA
7) Lx Transistor On Resistance vs. Input Voltage
Switching Tr. Pch on Resistance
Synchronous Rectifier Tr. Nch on Resistance
0.09
0.10
0.14
0.13
0.12
0.11
2.5
4.0
5.0
5.5
3.0
3.5
4.5
6.0
Input Voltage VIN(V)
on
Resistance(
)
IOUT=200mA
0.09
0.10
0.14
0.13
0.12
0.11
2.5
4.0
5.0
5.5
3.0
3.5
4.5
6.0
Input Voltage VIN(V)
on
Resistance(
)
IOUT=200mA
8) Turn-on speed by CE pin
R1232D121A
IL
200mA/div
CE
5V/div
VOUT
1V/div
200
s/div
VIN=5.0V, L=4.7
H Rload=0
IL
200mA/div
CE
5V/div
VOUT
1V/div
200
s/div
VIN=5.0V, L=4.7
H Rload=12
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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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