Overview
The LM317B is a voltage Regulators Linear, Low Drop Out (LDO) Regulator made by Jiangsu Changjing Electronics Technology (CJ) in a TO-252-2L package with 3 pins. TO-252-2L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHS.
PCBKit's library has its footprint (Package_TO_SOT_SMD:TO-252-2, from KiCad's library), ready for a KiCad board. 2,447 are in stock at JLCPCB (part C2910144).
Symbol
The library has no symbol for this part yet.
Footprint
Order codes
1- LM317BLCSC C2910144
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Is there a KiCad symbol and footprint for the LM317B?
Yes. the footprint Package_TO_SOT_SMD:TO-252-2, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the LM317B?
TO-252-2L, with 3 pins. Its footprint is drawn on this page.
Where can I order the LM317B?
JLCPCB lists it as part C2910144, with 2,447 in stock; the sellers' links on this page open their listings.
What can replace the LM317B?
Parts like it in the library: the L78M05CDT-TR by STMicroelectronics, the CJ78M05 by Jiangsu Changjing Electronics Technology (CJ), the L78M05CDT-TR(JSM) by JSMSEMI and the CJ7805 3% by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
L78M05CDT-TR
TO-252-2(DPAK)0℃~+150℃ 1 2V 35V 40uV 500mA 5V 62dB@(120Hz) 6mA Fixed、Adjustable Over Current Protection、Over Temperature Protection、Short Circuit Protection Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSSTMicroelectronicsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsCJ78M05
TO-252-2(DPAK)-40℃~+125℃@(Tj) 1 2V@(350mA) 35V 4.2mA 500mA 5V 80dB@(120Hz) Fixed Positive TO-252-2L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSJiangsu Changjing Electronics Technology (CJ)Voltage Regulators - Linear, Low Drop Out (LDO) RegulatorsL78M05CDT-TR(JSM)
TO-252-2L-40℃~+125℃@(Ta) 1 1.8V@(250mA) 36V 40uV 4mA 500mA 5V 80dB@(120Hz) Fixed Over Current Protection、Short Circuit Protection、Thermal shutdown Positive TO-252-2L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSJSMSEMIVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsCJ7805 3%
TO-252-2(DPAK)-25℃~+125℃@(Tj) 1 1.5A 25V 2V@(1A) 5V 5mA 73dB@(120Hz) Fixed Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSJiangsu Changjing Electronics Technology (CJ)Voltage Regulators - Linear, Low Drop Out (LDO) RegulatorsMC7805BDTRKG
TO-252-2(DPAK)-40℃~+125℃@(Tj) 1 10uVrms 1A 24V 2V@(1.0A) 3.2mA 5V 68dB@(120Hz) Fixed Over Current Protection、Over Temperature Protection、Enable、Short Circuit Protection Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSonsemiVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsLM317MDT-TR
TO-252-2(DPAK)0℃~+125℃@(Tj) 1 1.2V~37V 40V 500mA 80dB@(120Hz) Adjustable Over Temperature Protection、Short Circuit Protection Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSSTMicroelectronicsVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsMC78M05BDTRKG
TO-252-2(DPAK)-40℃~+125℃@(Tj) 1 35V 40uV 500mA 5V 62dB@(120Hz) Fixed Over Current Protection、Over Temperature Protection、Enable、Short Circuit Protection Positive TO-252-2(DPAK) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSonsemiVoltage Regulators - Linear, Low Drop Out (LDO) RegulatorsCJ78D05
TO-252-2L-25℃~+125℃@(Tj) 1 10uV 1A 2V@(1A) 3.5mA 35V 5V 68dB@(120Hz) Fixed Positive TO-252-2L Voltage Regulators - Linear, Low Drop Out (LDO) Regulators ROHSJiangsu Changjing Electronics Technology (CJ)Voltage Regulators - Linear, Low Drop Out (LDO) Regulators