EEWORLDEEWORLDEEWORLD

Part Number

Search

R1223N492G-TL-FA

Description
Switching Controller, 360kHz Switching Freq-Max, CMOS, PDSO5, SOT-23, 5 PIN
CategoryPower/power management    The power supply circuit   
File Size188KB,21 Pages
ManufacturerRICOH Electronic Devices Co., Ltd.
Environmental Compliance
Download Datasheet Parametric View All

R1223N492G-TL-FA Overview

Switching Controller, 360kHz Switching Freq-Max, CMOS, PDSO5, SOT-23, 5 PIN

R1223N492G-TL-FA Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerRICOH Electronic Devices Co., Ltd.
Parts packaging codeSOT-23
package instructionLSSOP,
Contacts5
Reach Compliance Codeunknown
ECCN codeEAR99
Analog Integrated Circuits - Other TypesSWITCHING CONTROLLER
Control TechnologyPULSE WIDTH MODULATION
Maximum input voltage13.2 V
Minimum input voltage2.3 V
Nominal input voltage8 V
JESD-30 codeR-PDSO-G5
JESD-609 codee2
length2.9 mm
Number of functions1
Number of terminals5
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeLSSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE, LOW PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)NOT SPECIFIED
Certification statusNot Qualified
Maximum seat height1.4 mm
surface mountYES
Switch configurationSINGLE
Maximum switching frequency360 kHz
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceTIN SILVER
Terminal formGULL WING
Terminal pitch0.95 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width1.6 mm
Base Number Matches1
PWM/VFM step-down DC/DC Converter
Controller
51 6(5,(6
NO. EA-065-0204
OUTLINE
7KH 51 6HULHV DUH &026EDVHG 3:0 VWHSGRZQ '&'& &RQYHUWHU FRQWUROOHUV ZLWK ORZ VXSSO\ FXUUHQW
(DFK RI WKHVH ,&V FRQVLVWV RI DQ RVFLOODWRU D 3:0 FRQWURO FLUFXLW D UHIHUHQFH YROWDJH XQLW DQ HUURU DPSOLILHU D VRIW
VWDUW FLUFXLW D SURWHFWLRQ FLUFXLW D 3:09)0 DOWHUQDWLYH FLUFXLW D FKLS HQDEOH FLUFXLW DQG UHVLVWRUV IRU YROWDJH GHWHF
WLRQ $ ORZ ULSSOH KLJK HIILFLHQF\ VWHSGRZQ '&'& FRQYHUWHU FDQ EH HDVLO\ FRPSRVHG RI WKLV ,& ZLWK RQO\ IRXU H[WHU
QDO FRPSRQHQWV RU D SRZHUWUDQVLVWRU DQ LQGXFWRU D GLRGH DQG D FDSDFLWRU
:LWK D 3:09)0 DOWHUQDWLYH FLUFXLW ZKHQ WKH ORDG FXUUHQW LV VPDOO WKH RSHUDWLRQ LV DXWRPDWLFDOO\ VZLWFKLQJ LQWR
WKH 9)0 RVFLOODWRU IURP 3:0 RVFLOODWRU WKHUHIRUH WKH HIILFLHQF\ DW VPDOO ORDG FXUUHQW LV LPSURYHG 7KH 51[[[%
W\SH ZKLFK LV ZLWKRXW D 3:09)0 DOWHUQDWLYH FLUFXLW LV DOVR DYDLODEOH
,I WKH WHUP RI PD[LPXP GXW\ F\FOH NHHSV RQ D FHUWDLQ WLPH WKH HPEHGGHG SURWHFWLRQ FLUFXLW ZRUNV 7KHUH DUH WZR
W\SHV RI SURWHFWLRQ IXQFWLRQ 2QH LV ODWFKW\SH SURWHFWLRQ FLUFXLW DQG LW ZRUNV WR ODWFK DQ H[WHUQDO 3RZHU 026)(7
ZLWK NHHSLQJ LW GLVDEOH 7R UHOHDVH WKH FRQGLWLRQ RI SURWHFWLRQ DIWHU GLVDEOH WKLV ,& ZLWK D FKLS HQDEOH FLUFXLW HQDEOH LW
DJDLQ RU UHVWDUW WKLV ,& ZLWK SRZHURQ 7KH RWKHU LV 5HVHWW\SH SURWHFWLRQ FLUFXLW DQG LW ZRUNV WR UHVWDUW WKH RSHUDWLRQ
ZLWK VRIWVWDUW DQG UHSHDW WKLV RSHUDWLRQ XQWLO PD[LPXP GXW\ F\FOH FRQGLWLRQ LV UHOHDVHG
(LWKHU RI WKHVH SURWHFWLRQ FLUFXLWV FDQ EH GHVLJQDWHG E\ XVHUV UHTXHVW
FEATURES
5DQJH RI ,QSXW 9ROWDJH  9∼9
%XLOWLQ 6RIWVWDUW )XQFWLRQ DQG 7ZR FKRLFHV RI 3URWHFWLRQ )XQFWLRQ /DWFKW\SH RU 5HVHW W\SH
7ZR FKRLFHV RI 2VFLOODWRU )UHTXHQF\ N+] N+]
+LJK (IILFLHQF\  7\S 
2XWSXW 9ROWDJH
6WHSZLVH 6HWWLQJ ZLWK D VWHS RI 9 LQ WKH UDQJH RI 9
9
6WDQGE\ &XUUHQW  7\S —$
+LJK $FFXUDF\ 2XWSXW 9ROWDJH  “
/RZ 7HPSHUDWXUH'ULIW &RHIILFLHQW RI 2XWSXW 9ROWDJH 7\S “SSPƒ&
APPLICATIONS
3RZHU VRXUFH IRU KDQGKHOG FRPPXQLFDWLRQ HTXLSPHQW FDPHUDV YLGHR LQVWUXPHQWV VXFK DV 9&5V FDPFRUGHUV
3RZHU VRXUFH IRU EDWWHU\SRZHUHG HTXLSPHQW
3RZHU VRXUFH IRU KRXVHKROG HOHFWULFDO DSSOLDQFHV
1
Those who chose D please enter
[i=s]This post was last edited by paulhyde on 2014-9-15 09:06[/i] Do you have any ideas for this year's D question?...
fuzhixin1986 Electronics Design Contest
How is the output of the incremental PID control algorithm related to PWM in PWM DC motor speed regulation?
Dear experts: I am a newbie. Recently, I used a single-chip microcomputer to do an experiment on PWM DC motor speed regulation. I used the incremental PID control algorithm. I have a question that I d...
cheng_du512 Embedded System
Temperature detection of DS18B20
I am using C8051F410. The system is very simple. The temperature detection value is incorrect. They are all FF and FF. There is a problem with initialization. I hope my friends can give me some advice...
yiyi4567 Embedded System
Problems with porting libpcap to Flink ok6410
[table=98%] [tr][td]Recently, I encountered the following problems in the process of porting libpcap. I hope you can help me solve them. First, I built an embedded Linux development platform according...
ylhlightening Linux and Android
Ultrasonic 1602 LCD display
Ultrasonic wave can measure distance accurately, but when 1602 is displayed, it always flashes, similar to 1602 clearing screen. It is purely a program problem, but I can't figure out the reason. The ...
panyixin Microcontroller MCU
HCS08 is unstable and prone to errors?
1 Temporary variables or global variables in non-direct page memory often do not work and cannot be assigned values. Switching to global variables in zero_ram area will work. 2 Temporary variables or ...
a5566255 NXP MCU

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 2532  75  190  197  1789  51  2  4  37  54 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号