LM3940ISX-3.3/NOPB National Semiconductor, LM3940ISX-3.3/NOPB Datasheet - Page 2

• Manufacturer Part Number: LM3940ISX-3.3/NOPB
• Description: IC REGULATOR LDO 3.3V TO-263
• Manufacturer: National Semiconductor

Specifications of LM3940ISX-3.3/NOPB

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 7.5V
• Voltage - Dropout (typical): 0.5V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D²Pak (3 leads + Tab), TO-263AA
• Voltage Regulator Type: Linear
• Topology: LDO
• Regulator Output Type: Fixed
• Polarity Type: Positive
• Number Of Outputs: Single
• Input Voltage (min): 4.5V
• Input Voltage (max): 7.5V
• Output Voltage: 3.3V
• Package Type: TO-263
• Output Current: 1A
• Load Regulation: 50mV
• Line Regulation: 40mV
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Dropout Voltage@current (typ): 0.5@1A/0.11@100mA
• Pin Count: 3 +Tab
• Mounting: Surface Mount
• Quiescent Current (max): 15mA
• Polarity: Positive
• Input Voltage Max: 7.5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.8 V At 1 A
• 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: Compliant
• Other names: *LM3940ISX-3.3; LM3940ISX-3.3; LM3940ISX-3.3TR

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16-Lead Ceramic Surface-Mount Package
Order Part Number LM3940WG-3.3-QML
16-Lead Ceramic Dual-in-Line Package
Order Part Number LM3940J-3.3-QML
NSC Drawing Number WG16A
NSC Drawing Number J16A
5962-9688401QEA
5962-9688401QXA
(Top View)
(Top View)
1208027
1208028
2
Pin 2 and pin 7 are fused to center DAP
Pin 5 and 6 need to be tied together on PCB board
Order Part Number LM3940LD-3.3
NSC Drawing Number LDC08A
8-Lead LLP
(Top View)
1208030