參數(shù)資料
型號(hào): R1230D291E-TR
廠商: RICOH COMPANY LTD
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 575 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 0.9 MM HEIGHT, SON-8
文件頁(yè)數(shù): 21/26頁(yè)
文件大?。?/td> 284K
代理商: R1230D291E-TR
R1230D
4
PIN DESCRIPTION
Pin No.
Symbol
Description
1VIN
Voltage Supply Pin
2PGND
Ground Pin
3VDD
Voltage Supply Pin
4
CE
Chip Enable Pin (active with "H")
5VOUT/VFB
Output/Feedback Pin
6
MODE
Mode changer Pin (PWM mode at "L", VFM mode at "H".)
7
AGND
Ground Pin
8LX
LX Pin
ABSOLUTE MAXIMUM RATINGS
AGND=PGND=0V
Symbol
Item
Rating
Unit
VIN
VIN Supply Voltage
6.5
V
VDD
VDD Pin Voltage
6.5
V
VLX
LX Pin Voltage
-0.3 ~ VIN +0.3
V
VCE
CE Pin Input Voltage
-0.3 ~ VIN +0.3
V
VMODE
MODE Pin Input Voltage
-0.3 ~ VIN +0.3
V
VFB
VFB Pin Input Voltage
-0.3 ~ VIN +0.3
V
ILX
LX Pin Output Current
-0.8
A
PD
Power Dissipation
250
mW
Topt
Operating Temperature Range
-40 ~ +85
°C
Tstg
Storage Temperature Range
-55 ~ +125
°C
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