參數(shù)資料
型號: R1230D251A
廠商: Ricoh Co., Ltd.
英文描述: PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
中文描述: 脈寬調(diào)制/ VFM的降壓型DC / DC同步整流轉(zhuǎn)換器
文件頁數(shù): 15/20頁
文件大?。?/td> 881K
代理商: R1230D251A
Rev. 1.12 - 15 -
0.7
0.75
0.8
0.85
0.9
-60
-40
-20
0
20
40
60
80
100
Temperature Topt
O
O
[
R1230D001C/D I
OUT
=100mA
7)
Oscillator Frequency vs. Temperature
300
400
500
600
700
800
900
1000
-60
-40
-20
0
20
40
60
V
IN
=V
OUT
+1.5V
80
100
Temperature Topt
F
O
[
8) Supply Current vs. Temperature
100
170
240
310
380
450
-60
-40
-20
0
20
40
60
V
IN
=5.5V
80
100
Temperature Topt
S
800kHz
500kHz
9) Soft-start time vs. Temperature
0
0.6
1.2
1.8
2.4
3
-60
-40
-20
0
20
40
60
80
100
Temperature Topt
S
800kHz
500kHz
R1230D181B V
IN
=3.3V
(
°
C)
(
°
C)
(
°
C)
(
°
C)
相關(guān)PDF資料
PDF描述
R1230D251A-TL PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
R1230D251A-TR
R1230D251B
R1230D251B-TR
R1230D251C
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R1230D251A-TL 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
R1230D251A-TR 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
R1230D251B 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
R1230D251B-TL 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
R1230D251B-TR 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier