LM2990S-5.0/NOPB National Semiconductor, LM2990S-5.0/NOPB Datasheet - Page 8

• Manufacturer Part Number: LM2990S-5.0/NOPB
• Description: IC REGULATOR NEG LDO TO-263
• Manufacturer: National Semiconductor

Specifications of LM2990S-5.0/NOPB

• Regulator Topology: Negative Fixed
• Voltage - Output: -5V
• Voltage - Input: Down to -26V
• Voltage - Dropout (typical): 0.6V @ 1A
• Number Of Regulators: 1
• Current - Output: 1.8A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Number Of Outputs: 1
• Polarity: Negative
• Input Voltage Max: 0.3 V
• Output Voltage: - 5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.3 V at 100 mA
• Output Current: 1.8 A (Typ)
• Line Regulation: 40 mV
• Load Regulation: 40 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: Details
• Other names: *LM2990S-5.0; *LM2990S-5.0/NOPB; LM2990S-5.0

Maximum Power Dissipation
(Note
3))
(TO-263) (See
1080132
Typical Applications
Post Regulator for an Isolated Switching Power Supply
1080105
Adjustable Current Sink
The LM2940 is a positive 1A low dropout regulator; refer to
its datasheet for further information.
Fixed Current Sink
1080110
1080107
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