R1141Q171B-TR-FE [RICOH]
Fixed Positive LDO Regulator, 1.7V, CMOS, PDSO4, HALOGEN FREE AND ROHS COMPLIANT, SC-82AB, 4 PIN;
| 型号： | R1141Q171B-TR-FE |
| 厂家： | 
RICOH ELECTRONICS DEVICES DIVISION |
| 描述： | Fixed Positive LDO Regulator, 1.7V, CMOS, PDSO4, HALOGEN FREE AND ROHS COMPLIANT, SC-82AB, 4 PIN 光电二极管 输出元件 调节器 |
| 文件： | 总2页 (文件大小：214K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
R1141Q Series
120mA LDO
The R1141Q Series are CMOS-based LDO regulators featuring 120mA output. The SC-82AB package is available. Standby mode and
auto-discharge function are also available (see Selection Guide). Ceramic capacitors can be used.
FEATURES
<
• Supply Current (ISS) ························Typ. 90μA (VIN= VSET+1.0V)
• Standby Current (Istandby) ·················Typ. 0.1μA (Same as above, CE="L")
• Dropout Voltage (VDIF) ····················Typ. 0.18V (IOUT=120mA, VSET=2.8V)
• Output Voltage Accuracy ················± 1.5% (2.0V VSET 4.0V)
≤
± 30mV (1.5V VSET ≤ 2.0V)
≤
• Temp. coeff. of Output Voltage ·······Typ. ± 100ppm/°C
• Line Regulation·······························Typ. 0.02%/V
• Fold-back Protection Circuit············Current limit Typ. 40mA
• Auto-discharge Function·················D Version
• Ripple Rejection (RR)·····················Typ. 75dB (VSET
Typ. 70dB (VSET
≤
≥
2.4V) (f=1kHz)
2.5V) (f=1kHz)
• Input Voltage Range (VIN)···············2.2V to 6.0V
• Output Voltage Range (VOUT)··········1.5V to 4.0V (Internally fixed)
• Package··········································SC-82AB
• Ceramic capacitors can be used. ···1μF to 2.2μF or more
BLOCK DIAGRAMS
R1141Qxx1B
(Without Auto-discharge function)
R1141Qxx1D
(With Auto-discharge function)
V
DD
4
1
VOUT
VDD
4
1 VOUT
-
-
+
+
Vref
Vref
Current Limit
Current Limit
CE
3
CE
3
2
GND
2 GND
SELECTION GUIDE
.
xx.
: Specify the output voltage within the range of 1.5V (
in 0.1V steps.
.
15
.
) to 4.0V (
.
40
.
)
Halogen Free
Package
Q'ty per Reel
Part No.
: Select from (
.
B
.
) without auto-discharge function or
.
∗
SC-82AB
3,000 pcs R1141Q
.
xx
.
1
.
∗-TR-FE
(.
D
.
) with auto-discharge function.
PACKAGE (Top View)
TYPICAL CHARACTERISTIC
R1141Q281x Dropout Voltage vs. Output Current
SC-82AB
4
3
0.25
85°C
25°C
0.20
0.15
0.10
0.05
0
-40°C
1
2
1
2
3
4
VOUT
GND
CE
VDD
0
20
40
60
80 100 120
Output Current IOUT (mA)
APPLICATIONS
• Power source for hand-held communication equipment, cameras, and VCRs • Power source for battery-powered equipment
• Power source for home appliances
No.EK-082-121001
CMOS LDO Regulator
1.The products and the product specifications described in this document are subject to change or
discontinuation of production without notice for reasons such as improvement. Therefore, before
deciding to use the products, please refer to Ricoh sales representatives for the latest
information thereon.
2.The materials in this document may not be copied or otherwise reproduced in whole or in part
without prior written consent of Ricoh.
3.Please be sure to take any necessary formalities under relevant laws or regulations before
exporting or otherwise taking out of your country the products or the technical information
described herein.
4.The technical information described in this document shows typical characteristics of and
example application circuits for the products. The release of such information is not to be
construed as a warranty of or a grant of license under Ricoh's or any third party's intellectual
property rights or any other rights.
5.The products listed in this document are intended and designed for use as general electronic
components in standard applications (office equipment, telecommunication equipment,
measuring instruments, consumer electronic products, amusement equipment etc.). Those
customers intending to use a product in an application requiring extreme quality and reliability,
for example, in a highly specific application where the failure or misoperation of the product
could result in human injury or death (aircraft, spacevehicle, nuclear reactor control system,
traffic control system, automotive and transportation equipment, combustion equipment, safety
devices, life support system etc.) should first contact us.
6.We are making our continuous effort to improve the quality and reliability of our products, but
semiconductor products are likely to fail with certain probability. In order to prevent any injury to
persons or damages to property resulting from such failure, customers should be careful enough
to incorporate safety measures in their design, such as redundancy feature, firecontainment
feature and fail-safe feature. We do not assume any liability or responsibility for any loss or
damage arising from misuse or inappropriate use of the products.
7.Anti-radiation design is not implemented in the products described in this document.
8.Please contact Ricoh sales representatives should you have any questions or comments
concerning the products or the technical information.
For the conservation of the global environment, Ricoh is advancing the decrease of the negative environmental impact material.
After Apr. 1, 2006, we will ship out the lead free products only. Thus, all products that will be shipped from now on comply with RoHS Directive.
Basically after Apr. 1, 2012, we will ship out the Power Management ICs of the Halogen Free products only. (Ricoh Halogen Free products are
also Antimony Free.)
Halogen Free
RICOH COMPANY, LTD.
Electronic Devices Company
http://www.ricoh.com/LSI/
RICOH COMPANY, LTD.
Electronic Devices Company
● Higashi-Shinagawa Office (International Sales)
3-32-3, Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-8655, Japan
Phone: +81-3-5479-2857 Fax: +81-3-5479-0502
RICOH EUROPE (NETHERLANDS) B.V.
● Semiconductor Support Centre
“Nieuw Kronenburg”Prof. W.H. Keesomlaan 1, 1183 DJ, Amstelveen, The Netherlands
P.O.Box 114, 1180 AC Amstelveen
Phone: +31-20-5474-309 Fax: +31-20-5474-791
RICOH ELECTRONIC DEVICES KOREA Co., Ltd.
11 floor, Haesung 1 building, 942, Daechidong, Gangnamgu, Seoul, Korea
Phone: +82-2-2135-5700 Fax: +82-2-2135-5705
RICOH ELECTRONIC DEVICES SHANGHAI Co., Ltd.
Room403, No.2 Building, 690#Bi Bo Road, Pu Dong New district, Shanghai 201203,
People's Republic of China
Phone: +86-21-5027-3200 Fax: +86-21-5027-3299
RICOH COMPANY, LTD.
Electronic Devices Company
● Taipei office
Room109, 10F-1, No.51, Hengyang Rd., Taipei City, Taiwan (R.O.C.)
Phone: +886-2-2313-1621/1622 Fax: +886-2-2313-1623
相关型号：
R1141Q171D-TL-FA
Fixed Positive LDO Regulator, 1.7V, 0.5V Dropout, CMOS, PDSO4, MINI, PLASTIC, SC-82-AB, 4 PIN
RICOH
R1141Q171D-TL-FB
Fixed Positive LDO Regulator, 1.7V, 0.5V Dropout, CMOS, PDSO4, MINI, PLASTIC, SC-82-AB, 4 PIN
RICOH
R1141Q171D-TR-F
Fixed Positive LDO Regulator, 1.7V, 0.5V Dropout, CMOS, PDSO4, ROHS COMPLIANT, SC-82AB, 4-PIN
RICOH
R1141Q171D-TR-FA
Fixed Positive LDO Regulator, 1.7V, 0.5V Dropout, CMOS, PDSO4, MINI, SC-82AB, 4 PIN
RICOH
R1141Q171D-TR-FB
Fixed Positive LDO Regulator, 1.7V, 0.5V Dropout, CMOS, PDSO4, MINI, SC-82AB, 4 PIN
RICOH
R1141Q181B-TR-F
Fixed Positive LDO Regulator, 1.8V, 0.4V Dropout, CMOS, PDSO4, ROHS COMPLIANT, SC-82AB, 4-PIN
RICOH
R1141Q181B-TR-FA
Fixed Positive LDO Regulator, 1.8V, 0.4V Dropout, CMOS, PDSO4, MINI, SC-82AB, 4 PIN
RICOH
©2020 ICPDF网 联系我们和版权申明