LM317AEMP vs LM317DCY Comparison

This in-depth comparison of the LM317AEMP and LM317DCY provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application. For more information, refer to their datasheets or contact our sales team for assistance in selecting the right part for your design.
Specifications
LM317AEMP

+BOM

6555 PCS | Texas Instruments
LM317DCY

+BOM

3078 PCS | National Semiconductor
Package SOT-223-4
Description IC REG LIN POS ADJ 1.5A SOT223-4 IC REG LIN POS ADJ 1.5A SOT223-4
Part Status Obsolete Active
Output Configuration Positive Positive
Output Type Adjustable Adjustable
Number of Regulators 1 1
Voltage - Input (Max) 40V 40V
Voltage - Output (Min/Fixed) - 1.25V
Voltage - Output (Max) 37V 37V
Current - Output 1.5A 1.5A
PSRR 80dB ~ 65dB (120Hz) 64dB ~ 57dB (120Hz)
Protection Features Over Current, Over Temperature, Short Circuit Over Current, Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C 0°C ~ 125°C
Mounting Type Surface Mount Surface Mount
Base Product Number LM317 -
Voltage - Output (Min / Fixed) 1.25V -
Current - Quiescent (Iq) 10 mA -
Packaging Cut Tape (CT), Tape & Reel (TR) -
Comparison Model : LM317AEMP LM317DCY

+BOM RFQ