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參數(shù)資料
| 型號(hào)： | R1210N221A |
| 廠商： | Ricoh Co., Ltd. |
| 英文描述： | CAB 48C 48#16 PIN RECP |
| 中文描述： | PWM升壓型DC / DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/18頁 |
| 文件大?。?/td> | 179K |
| 代理商： | R1210N221A |
R1210N××1×
2
APPLICATIONS
Power source for battery-powered equipment.
Power source for portable communication appliances, cameras, VCRs
Power source for appliances of which require higher voltage than battery voltage.
BLOCK DIAGRAM
Chip Enable
V
LX
limiter
Phase Comp.
PWM Controller
Buffer
OSC
fosc Control
Vref Circuit
5
2
4
V
OUT
GND
1
CE
L
X
SELECTION GUIDE
In the R1210N Series, the output voltage, the oscillator frequency, the optional function, and the taping type for the
ICs can be selected at the user’s request.
The selection can be made by designating the part number as shown below ;
R1210N
××
1
×
-
××
↑ ↑ ↑
a
b c
Code
Contents
a
Setting Output Voltage (V
OUT
) :
Stepwise setting with a step of 0.1V in the range of 2.2V to 6.0V (for
××
1C/D version) or
2.2V to 3.5V (for
××
1A version) is possible.
b
Designation of Oscillator Frequency
A : 100kHz with a Frequency Change-over circuit
C : 100kHz without a Frequency Change-over circuit
D : 180kHz without a Frequency Change-over circuit
c
Designation of Taping Type; Ex. :TR, TL (refer to Taping Specification)
“TR” is prescribed as a standard.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| R1210N221A-TL | PWM Step-up DC/DC Converter |
| R1210N221A-TR | PWM Step-up DC/DC Converter |
| R1210N221C | PWM Step-up DC/DC Converter |
| R1210N221D | PWM Step-up DC/DC Converter |
| R1210N221D-TL | PWM Step-up DC/DC Converter |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| R1210N221A-TL | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-up DC/DC Converter |
| R1210N221A-TR | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-up DC/DC Converter |
| R1210N221C | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:POWER MANAGEMENT ICs MARK INFORMATIONS R1210N SERIES MARK SPECIFICATION |
| R1210N221C-TL | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-up DC/DC Converter |
| R1210N221C-TR | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-up DC/DC Converter |
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