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參數(shù)資料
| 型號： | R1230D251D |
| 廠商： | Ricoh Co., Ltd. |
| 英文描述： | Linear Sensor Photodiode Array; 128x1 Sensor-Elements Organization (Lead Free and RoHS Compliant); 400 Dots-Per-Inch (DPI) Sensor Pitch; High Linearity and Uniformity; Wide Dynamic Range 4000:1 (72 dB); Low Image Lag 0.5% Typ; Operation to 8MHz |
| 中文描述： | 脈寬調制/ VFM的降壓型DC / DC同步整流轉換器 |
| 文件頁數(shù)： | 7/20頁 |
| 文件大?。?/td> | 881K |
| 代理商： | R1230D251D |
Rev. 1.12 - 7 -
I
TEST CIRCUITS
V
IN
Lx
V
DD
CE
V
OUT
AGND
PGND MODE
A
OSCILLOSCOPE
V
IN
Lx
V
DD
CE
V
OUT
AGND
PGND MODE
Test Circuit for Input Current and Leakage Current
Test Circuit for Input Voltage and UVLO voltage
V
IN
Lx
V
DD
CE
V
OUT
AGND
PGND MODE
10uF
L
V
OUT
OSCILLOSCOPE
Test Circuit for Output Voltage, Oscillator Frequency, Soft-Starting Time
V
IN
Lx
V
DD
CE
V
OUT
AGND
PGND MODE
A
V
IN
Lx
V
DD
CE
V
OUT
AGND
PGND MODE
A
OSCILLOSCOPE
Test Circuit for Supply Current and Standby Current
Test Circuit for ON resistance of Lx, Limit Voltage, Delay
Time of Protection Circuit
The bypass capacitor between Power Supply and GND is Ceramic capacitor 10
μ
F.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| R1230D251D-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 |
| R1230D251D-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 |
| R1230D261A-TL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller |
| R1230D261A-TR | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller |
| R1230D261B-TL | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller |
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