LM7918CT
- Mfr.Part #
- LM7918CT
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC REG LINEAR FIXED NEG STND 18V
- Stock
- 2,900
- In Stock :
- 2,900
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Voltage - Input (Max) :
- -35V
- Output Voltage :
- -18V
- Terminal Position :
- Single
- Pbfree Code :
- yes
- Number of Regulators :
- 1
- Output Voltage Accuracy :
- 4 %
- Operating Temperature :
- 0°C~125°C
- Protection Features :
- Over Temperature, Short Circuit
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Output Type :
- FIXED
- Dropout Voltage1-Nom :
- 2V
- Width :
- 4.83mm
- Accuracy :
- 4 %
- Lead Free :
- Lead Free
- Output Voltage 1 :
- 18V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-609 Code :
- e3
- Number of Terminations :
- 3
- Terminal Finish :
- Tin (Sn)
- Qualification Status :
- Not Qualified
- Mounting Type :
- Through Hole
- Max Output Current :
- 1A
- PSRR :
- 60dB (120Hz)
- Dropout Voltage :
- 2V
- Length :
- 10.67mm
- RoHS Status :
- RoHS Compliant
- Voltage Dropout (Max) :
- 2V @ 1A Typ
- Output Configuration :
- Negative
- Number of Pins :
- 3
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Weight :
- 1.214g
- Base Part Number :
- LM7918
- Mount :
- Through Hole
- Package / Case :
- TO-220-3
- Terminal Pitch :
- 2.54mm
- Voltage Tolerance-Max :
- 5%
- Min Input Voltage :
- -35V
- REACH SVHC :
- No SVHC
- Min Output Voltage :
- -18V
- Packaging :
- Tube
- Power Supply Rejection Ratio (PSRR) :
- 60dB
- Quiescent Current :
- 6mA
- Published :
- 2013
- Nominal Output Voltage :
- -18V
- Height :
- 16.51mm
- Number of Outputs :
- 1
- Datasheets
- LM7918CT

Voltage Regulators - Linear Fairchild Semiconductor LM7918CT Overview
The LM7918CT from Fairchild Semiconductor is a robust linear voltage regulator designed to deliver a fixed negative output of 18V. This component is engineered to maintain stability and reliability under a variety of electrical loads and cooling conditions, making it an essential building block in power management solutions. The voltage regulator ensures consistent performance, ideal for applications requiring a stable negative voltage supply. Its straightforward design facilitates easier integration into a broad range of electronic circuits, appealing particularly to businesses looking to streamline bulk purchasing of reliable and efficient components.
LM7918CT Features
The LM7918CT offers several key features that enhance its applicability in demanding environments:
- Fixed output voltage of -18V, which provides a stable power supply.
- High reliability and robustness under varying electrical and thermal conditions.
- Standard regulator topology ensures ease of application in circuit designs.
- Compatible with a variety of capacitors to improve transient response and noise reduction.
LM7918CT Applications
- Power Supplies:
Used in the creation of reliable and stable power supplies for industrial and consumer electronic products, ensuring devices operate effectively under various power conditions.
- Audio Equipment:
Ensures low-noise power delivery essential for maintaining the audio integrity in professional audio systems and home audio setups.
- Automotive Electronics:
Provides dependable power regulation for automotive electronics, which require consistent voltage levels for optimal performance.
- Telecommunication Infrastructure:
Employs in telecommunication systems to stabilize voltage supply to critical communication components, aiding in consistent operation and reliability.
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