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| 100mA Adjustable Positive Voltage Regulator LM317L 100mA Adustable Positive Voltage Regulator General Description * The LM317L is a monolithic integrated circuit, designed to supply 100mA of output current with voltage adjustable from 1.25V ~ 37V. * The LM317L is available in standard TO-92 and SOP-8 packages. TO-92 SOP-8 Features * Output voltage adjustable from 1.25V ~ 37V * * * * * Output current in excess of 100mA Internal thermal overload protection Internal short circuit current limiting Output transistor safe area compensation RoHS Compliance Applications * High Efficiency Linear Regulators * Post Regulation for Switching Supplies * Microprocessor Power Supply * Mother Board I/O Power Supply Ordering Information TAITRON COMPONENTS INCORPORATED www.taitroncomponents.com Tel: Fax: (800)-TAITRON (800)-824-8766 (800)-TAITFAX (800)-824-8329 (661)-257-6060 (661)-257-6415 Rev. A/DX 2007-06-04 Page 1 of 8 100mA Adjustable Positive Voltage Regulator LM317L Pin Configuration Outline: Z TO-92 Outline: S8 SOP-8 Block Diagram Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 2 of 8 100mA Adjustable Positive Voltage Regulator LM317L Absolute Maximum Ratings (Ta=25 C, unless otherwise specified) Symbol VIN-VOUT IO PD TJ TOPR TSTG Description Input - Output Voltage Differential Max. Output Current Power Dissipation Operating Junction Temperature Operating Temperature Range Storage Temperature Range Ratings 40 100 Internally Limited 125 0 ~ 125 -40 ~ 150 Unit V mA mW C C C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. Electrical Characteristics (VIN-VOUT=5V, IOUT=40mA, Ta=25C, unless otherwise specified) Symbol Description LM317L Min. Typ. Max. Unit %/V % % A A V %/VOUT mA mA %/Vout dB Conditions 3VVIN-VOUT40V, IOUT20mA 5mAIOUT100mA, Vout5V 5mAIOUT101mA, Vout5V 3VVIN-VOUT40V, VOUT/VOUT Line Regulation VOUT IADJ IADJ VREF IL(MIN) IO(MAX) eN PSRR Load Regulation Adjustable Pin Current Adjustable Pin Current Change Reference Input Voltage Temperature Stability Minimum Load Current for Regulation Maximum Output Current RMS Noise vs. % of Vout Ripple Rejection 1.20 66 0.01 5 0.1 50 0.2 1.25 0.7 3.5 50 0.003 65 80 0.04 25 0.5 100 5 1.30 10 0.01 - 5mAIOUT100mA, Pd<625mW 3VVIN-VOUT15V, 5mAIOUT100mA, Pd<625mW TMIN TJTMAX VIN-VOUT=40V VIN-VOUT=40V, Pd625mW 10Hz f10KHz VOUT=10V, f=120Hz, CADJ=0F VOUT=10V, f=120Hz, CADJ=10F Note: CADJ is connected between Adjust pin and Ground. Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 3 of 8 100mA Adjustable Positive Voltage Regulator LM317L Typical Characteristics Curves VOUT, Output Voltage Deviation (%) Fig.1- Load Regulation vs. Temperature IADJ, Adjustment Current (A) Fig.2- Adjustment Current vs. Temperature Temperature ( C) Temperature ( C) Fig.3- Current Limit IOUT, Min. Output Current (mA) IOUT, Output Current (mA) Fig.4- Minimum Operating Current VIN-VOUT (V) VIN-VOUT (V) Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 4 of 8 100mA Adjustable Positive Voltage Regulator LM317L Typical Application Fig.5-Programmable Voltage Regulator Fig.6- Regulator with On-off Control Fig.7- Soft Start Application Fig.8- Constant Current Application Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 5 of 8 100mA Adjustable Positive Voltage Regulator LM317L Dimensions in mm (inches) TO-92 Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 6 of 8 100mA Adjustable Positive Voltage Regulator LM317L Dimensions in mm (inches) (Continued) SOP-8 Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 7 of 8 100mA Adjustable Positive Voltage Regulator LM317L How to contact us: US HEADQUARTERS 28040 WEST HARRISON PARKAWAY, VALENCIA, CA 91355-4162 Tel: (800) TAITRON (800) 824-8766 (661) 257-6060 Fax: (800) TAITFAX (800) 824-8329 (661) 257-6415 Email: taitron@taitroncomponents.com Http://www.taitroncomponents.com TAITRON COMPONENTS MEXICO, S.A .DE C.V. BOULEVARD CENTRAL 5000 INTERIOR 5 PARQUE INDUSTRIAL ATITALAQUIA, HIDALGO C.P. 42970 MEXICO Tel: +52-55-5560-1519 Fax: +52-55-5560-2190 TAITRON COMPONETS INCORPORATED E REPRESENTACOES DO BRASIL LTDA RUA DOMINGOS DE MORAIS, 2777, 2.ANDAR, SALA 24 SAUDE - SAO PAULO-SP 04035-001 BRAZIL Tel: +55-11-5574-7949 Fax: +55-11-5572-0052 TAITRON COMPONETS INCORPORATED, SHANGHAI REPRESENTATIVE OFFICE CROSS REGION PLAZA, 899 LINGLING ROAD, SUITE 18C, SHANGHAI, 200030, CHINA Tel: +86-21-5424-9942 Fax: +86-21-5424-9931 Rev. A/DX 2007-06-04 www.taitroncomponents.com Page 8 of 8 |
Price & Availability of LM317L
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