參數(shù)資料
型號(hào): R1230D181B-TL
廠商: RICOH COMPANY LTD
元件分類: 穩(wěn)壓器
英文描述: PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
中文描述: 0.8 A SWITCHING REGULATOR, 920 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 0.90 MM HEIGHT, THIN, SON-8
文件頁(yè)數(shù): 13/20頁(yè)
文件大小: 881K
代理商: R1230D181B-TL
Rev. 1.12 - 13 -
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
Output Current I
OUT
[mA]
E
Vin=3.3V PWM
Vin=3.3V VFM
Vin=5.0V PWM
Vin=5.0V VFM
R1230D251B
3) Ripple Voltage vs. Output Current
-0.08
-1.00E-06 0.00E+00
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
1.00E-06
2.00E-06
3.00E-06
4.00E-06
5.00E-06
6.00E-06
7.00E-06
8.00E-06
Time [sec]
O
V
V
IN
=5.0V I
OUT
=200mA
PWM Mode
R1230D181A
C
OUT
=10uF Tantalum Capacitor ESR=400mohm
0
10
20
30
40
50
60
70
80
0
50
100
150
200
250
300
350
400
R1230D181B
450
500
Output Current I
OUT
[mA]
O
V
V
IN
=5.0V
V
IN
=3.3V
-0.04
-1.00E-06 0.00E+00
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
1.00E-06
2.00E-06
3.00E-06
4.00E-06
5.00E-06
6.00E-06
7.00E-06
8.00E-06
Time [sec]
O
V
V
IN
=5.0V I
OUT
=200mA
PWM Mode
R1230D181B
C
OUT
=10uF Ceramic Capacitor ESR=220mohm
C
OUT
=10
μ
F Tantalum Capacitor ESR=400m
相關(guān)PDF資料
PDF描述
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R1230D181C-TR PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R1230D181B-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
R1230D181C 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
R1230D181C-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
R1230D181C-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
R1230D181D 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