參數(shù)資料
型號(hào): 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(diào)制/ VFM的降壓型DC / DC同步整流轉(zhuǎn)換器
文件頁(yè)數(shù): 4/20頁(yè)
文件大小: 881K
代理商: R1230D251D
Rev. 1.12 - 4 -
I
PIN DESCRIPTION
Pin No.
Symbol
V
IN
PGND
V
DD
CE
V
OUT
/V
FB
MODE
AGND
Lx
Description
1
2
3
4
5
6
7
8
Voltage Supply Pin
Ground Pin
Voltage Supply Pin
Chip Enable Pin (active with “H”)
Output/Feedback Pin
Mode changer Pin (PWM mode at “L”, VFM mode at “H”.)
Ground Pin
Lx Pin
I
ABSOLUTE MAXIMUM RATINGS
Symbol
V
IN
V
DD
V
LX
V
CE
V
MODE
V
FB
I
LX
P
D
Topt
Tstg
(AGND=PGND=0V)
Rating
6.5
6.5
-0.3
V
IN
+0.3
-0.3
V
IN
+0.3
-0.3
V
IN
+0.3
-0.3
V
IN
+0.3
-0.8
250
-40
+85
-55
+125
Item
Unit
V
V
V
V
V
V
A
mW
°
C
°
C
V
IN
Supply Voltage
V
DD
Pin Voltage
Lx Pin Voltage
CE
Pin Input Voltage
MODE
Pin Input Voltage
V
FB
Pin Input Voltage
L
X
Pin Output Current
Power Dissipation
Operating Temperature Range
Storage Temperature Range
相關(guān)PDF資料
PDF描述
R1230D251D-TL CABLE RISER UNSHLD 2COND 16AWG
R1230D251D-TR CABLE 16/4 STR BC CMR GRY
R1250V301A-E2 Negative Output Charge Pump Regulator(100mA)
R1250V401A Negative Output Charge Pump Regulator(100mA)
R1250V401A-E2 Negative Output Charge Pump Regulator(100mA)
相關(guān)代理商/技術(shù)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