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

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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