LP3981IMM-3.3/NOPB National Semiconductor, LP3981IMM-3.3/NOPB Datasheet - Page 6

• Manufacturer Part Number: LP3981IMM-3.3/NOPB
• Description: IC REG LDO 300MA 3.3V 8MSOP
• Manufacturer: National Semiconductor

Specifications of LP3981IMM-3.3/NOPB

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 6V
• Voltage - Dropout (typical): 0.132V @ 300mA
• Number Of Regulators: 1
• Current - Output: 300mA
• Current - Limit (min): 300mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LP3981IMM-3.3; LP3981IMM-3.3TR

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Typical Performance Characteristics
C
BP
= 0.033 µF, V
Ground Current vs. Load Current (V
Output Voltage vs. Temperature (V
IN
= V
OUT
+ 0.5V, T
A
= 25˚C, Enable pin is tied to V
OUT
OUT
FIGURE 2. PSRR Input Perturbation
20020319
20020317
= 2.83V)
= 2.85V)
Unless otherwise specified, C
6
Dropout Voltage vs. Temperature (V
IN
.
Output Short Circuit Current
20020309
IN
= C
OUT
= 2.2 µF Ceramic,
OUT
20020318
20020320
= 2.85V)