參數資料
型號: R1221N25AH-TR
廠商: RICOH COMPANY LTD
元件分類: 穩(wěn)壓器
英文描述: Step-down DC/DC Converter with Voltage Detector
中文描述: 0.025 A SWITCHING CONTROLLER, 600 kHz SWITCHING FREQ-MAX, PDSO6
封裝: SOT-23, 6 PIN
文件頁數: 3/21頁
文件大?。?/td> 218K
代理商: R1221N25AH-TR
12345
Rev. 1.11 - 3 -
n
PIN CONFIGURATION
l
SOT-23-6W
1
2
3
4
6
V
OUT
GND CE
EXT VD
OUT
V
IN
(mark side)
5
n
PIN DESCRIPTION
Pin No.
Symbol
Description
1
EXT
External Transistor Drive Pin (Output Type ; CMOS)
2
VD
OUT
Voltage Detector Output Pin (Output Type ; Nch Open Drain )
3
V
IN
Power Supply Pin
4
CE
Chip Enable Pin
5
GND
Ground Pin
6
V
OUT
Pin for Monitoring Output Voltage
n
ABSOLUTE MAXIMUM RATING
Symbol
Item
Rating
Unit
V
IN
V
IN
Supply Voltage
15
V
V
EXT
EXT Pin Output Voltage
-0.3
~
V
IN
+0.3
V
V
CE
CE Pin Input Voltage
-0.3
~
V
IN
+0.3
V
VD
OUT
VD
OUT
Pin Output Voltage
-0.3
~
15
V
V
OUT
V
OUT
Pin Input Voltage
-0.3
~
V
IN
+0.3
V
I
EXT
EXT Pin Inductor Drive Output Current
±
25
mA
P
D
Power Dissipation
250
mW
Topt
Operating Temperature Range
-40
~
+85
°
C
Tstg
Storage Temperature Range
-55
~
+125
°
C
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