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
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Quiescent Current :
- 6mA
- Mounting Type :
- Through Hole
- JESD-609 Code :
- e3
- Output Voltage :
- -18V
- Dropout Voltage :
- 2V
- Min Output Voltage :
- -18V
- Number of Outputs :
- 1
- Number of Functions :
- 1
- Base Part Number :
- LM7918
- Nominal Output Voltage :
- -18V
- Max Output Current :
- 1A
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Length :
- 10.67mm
- Packaging :
- Tube
- Published :
- 2013
- Number of Terminations :
- 3
- Height :
- 16.51mm
- Pbfree Code :
- yes
- Output Type :
- FIXED
- Operating Temperature :
- 0°C~125°C
- Output Voltage 1 :
- 18V
- Mount :
- Through Hole
- Terminal Position :
- Single
- RoHS Status :
- RoHS Compliant
- Voltage Tolerance-Max :
- 5%
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Voltage - Input (Max) :
- -35V
- Width :
- 4.83mm
- Output Configuration :
- Negative
- Terminal Pitch :
- 2.54mm
- Power Supply Rejection Ratio (PSRR) :
- 60dB
- Weight :
- 1.214g
- Lead Free :
- Lead Free
- Qualification Status :
- Not Qualified
- REACH SVHC :
- No SVHC
- Output Voltage Accuracy :
- 4 %
- Accuracy :
- 4 %
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Protection Features :
- Over Temperature, Short Circuit
- Number of Regulators :
- 1
- ECCN Code :
- EAR99
- Terminal Finish :
- Tin (Sn)
- Number of Pins :
- 3
- Min Input Voltage :
- -35V
- Package / Case :
- TO-220-3
- Voltage Dropout (Max) :
- 2V @ 1A Typ
- Dropout Voltage1-Nom :
- 2V
- PSRR :
- 60dB (120Hz)
- 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.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















