LM2937ES-12/NOPB National Semiconductor, LM2937ES-12/NOPB Datasheet - Page 13

• Manufacturer Part Number: LM2937ES-12/NOPB
• Description: IC REGULATOR LDO TO-263
• Manufacturer: National Semiconductor
• Type: Voltage Regulatorr

Specifications of LM2937ES-12/NOPB

• Regulator Topology: Positive Fixed
• Voltage - Output: 12V
• Voltage - Input: Up to 26V
• Voltage - Dropout (typical): 0.11V @ 50mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Current, Output: 500 mA
• Current, Supply: 10 mA
• Package Type: TO-263
• Regulation, Line: 36 mV
• Regulation, Load: 12 mV
• Regulator Type: Low Dropout
• Resistance, Thermal, Junction To Case: 3 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Dropout: 0.5 V
• Voltage, Input: 26 V
• Voltage, Noise: 360 μV
• Voltage, Output: 12 V
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 26 V
• Output Voltage: 12 V
• Output Type: Fixed
• Dropout Voltage (max): 0.25 V at 50 mA
• Output Current: 0.5 A
• Line Regulation: 36 mV
• Load Regulation: 12 mV
• Voltage Regulation Accuracy: +/- 5 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: RoHS Compliant part
• Other names: *LM2937ES-12; *LM2937ES-12/NOPB; LM2937ES-12

National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves
the right at any time without notice to change said circuitry and specifications.
For the most current product information visit us at www.national.com.
LIFE SUPPORT POLICY
NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS
WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR
CORPORATION. As used herein:
1. Life support devices or systems are devices or systems
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no ‘‘Banned Substances’’ as defined in CSP-9-111S2.
Leadfree products are RoHS compliant.
Physical Dimensions
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SOT-223 3-Lead Plastic Surface Mount Package
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