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参数资料
| 型号： | RH5RI351B |
| 厂商： | Ricoh Co., Ltd. |
| 英文描述： | VFM STEP-UP DC/DC CONVERTER |
| 中文描述： | 衡工量值式升压型DC / DC变换器 |
| 文件页数： | 8/24页 |
| 文件大小： | 197K |
| 代理商： | RH5RI351B |
7
RH5RI
RH5RI302B
Symbol
Item
V
OUT
Output Voltage
V
IN
Input Voltage
Vstart
Oscillator Start-up Voltage
I
DD
1
Supply Current 1
I
DD
2
Supply Current 2
I
EXTH
EXT “H” Output Current
I
EXTL
EXT “L” Output Current
fosc
Maximum Oscillator
Frequency
Maxdty
Oscillator Duty Cycle
Conditions
MIN.
TYP.
MAX.
Unit
Note
2.925
3.000
3.075
V
8
V
EXT at no load,V
OUT
:0
→
2V
0.7
0.8
V
EXT at no load,V
OUT
=2.88V
30
50
μA
EXT at no load,V
OUT
=3.5V
2
5
μA
V
EXT
=V
OUT
–0.4V
–1.5
mA
V
EXT
=0.4V
1.5
mA
80
100
120
kHz
V
EXT
“H” side
65
75
85
%
V
OUT
=3.0V
Unless otherwise provided, V
IN
=1.8V, Vss=0V, I
OUT
=10mA, Topt=25C, and use External Circuit of Typical
Application (FIG. 2).
RH5RI502B
Unless otherwise provided, V
IN
=3V, Vss=0V, I
OUT
=10mA, Topt=25C, and use External Circuit of Typical
Application (FIG. 2).
V
OUT
=5.0V
Symbol
Item
V
OUT
Output Voltage
V
IN
Input Voltage
Vstart
Oscillator Start-up Voltage
I
DD
1
Supply Current 1
I
DD
2
Supply Current 2
I
EXTH
EXT “H” Output Current
I
EXTL
EXT “L” Output Current
fosc
Maximum Oscillator
Frequency
Maxdty
Oscillator Duty Cycle
Conditions
MIN.
TYP.
MAX.
Unit
Note
4.875
5.000
5.125
V
8
V
EXT at no load,V
OUT
:0
→
2V
0.7
0.8
V
EXT at no load,V
OUT
=4.8V
60
90
μA
EXT at no load,V
OUT
=5.5V
2
5
μA
V
EXT
=V
OUT
–0.4V
–2
mA
V
EXT
=0.4V
2
mA
80
100
120
kHz
V
EXT
“H” side
65
75
85
%
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相关代理商/技术参数 |
参数描述 |
|---|---|
| RH5RI352B | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VFM STEP-UP DC/DC CONVERTER |
| RH5RI353B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC |
| RH5RI361A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC |
| RH5RI362B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC |
| RH5RI363B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC |
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