+86 13691825231
jerry@srdic.cn-
ALL Products
- Passive
- Audio Products
-
Circuit Protection
- Circuit Breakers
- Circuit Protection Accessories
- Electrical, Specialty Fuses
- Fuseholders
- Fuses
- Gas Discharge Tube Arresters (GDT)
- Ground Fault Circuit Interrupter (GFCI)
- Inrush Current Limiters (ICL)
- Lighting Protection
- PTC Resettable Fuses
- Surge Suppression Ics
- Thermal Cutoffs (Thermal Fuses)
- Transient Voltage Suppressors (TVS)
-
Connectors, Interconnects
- AC Power Connectors
- Backplane Connectors
- Banana and Tip Connectors
- Barrel Connectors
- Between Series Adapters
- Blade Type Power Connectors
- Card Edge Connectors
- Circular Connectors
- Coaxial Connectors (RF)
- Contacts
- D-Sub, D-Shaped Connectors
- FFC, FPC (Flat Flexible) Connectors
- Fiber Optic Connectors
- Heavy Duty Connectors
- Keystone Connectors
- LGH Connectors
- Memory Connectors
- Modular Connectors
- Photovoltaic (Solar Panel) Connectors
- Pluggable Connectors
- Rectangular Connectors
- Shunts, Jumpers
- Sockets for ICs, Transistors
- Solid State Lighting Connectors
- Terminal Blocks
- Terminal Junction Systems
- Terminal Strips and Turret Boards
- Terminals
- USB, DVI, HDMI Connectors
- Discrete Semiconductor Products
- Integrated Circuits (ICs)
- Memory Cards, Modules
- Relays
-
RF/IF and RFID
- Attenuators
- Balun
- RF Accessories
- RF Amplifiers
- RF Antennas
- RF Circulators and Isolators
- RF Demodulators
- RF Detectors
- RF Directional Coupler
- RF Front End (LNA + PA)
- RF Misc ICs and Modules
- RF Mixers
- RF Modulators
- RF Multiplexers
- RF Power Controller ICs
- RF Power Dividers/Splitters
- RF Receiver, Transmitter, and Transceiver Finished
- RF Receivers
- RF Shields
- RF Switches
- RF Transceiver ICs
- RF Transceiver Modules and Modems
- RF Transmitters
- RFI and EMI - Contacts, Fingerstock and Gaskets
- RFI and EMI - Shielding and Absorbing Materials
- RFID Accessories
- RFID Antennas
- RFID Reader Modules
- RFID Transponders, Tags
- RFID, RF Access, Monitoring ICs
- Subscriber Identification Module (SIM) Cards
-
Sensors, Transducers
- Color Sensors
- Color Sensors - Industrial
- Current Sensors
- Encoders
- Encoders - Industrial
- Float, Level Sensors
- Float, Level Sensors - Industrial
- Flow Sensors
- Flow Sensors - Industrial
- Force Sensors
- Force Sensors - Industrial
- Gas Sensors
- Humidity, Moisture Sensors)
- IrDA Transceiver Modules
- LVDT Transducers (Linear Variable Differential Tra
- Magnetic Sensors
- Magnets
- Motion Sensors
- Multifunction
- Optical Sensors
- Particle, Dust Sensors
- Position Sensors
- Pressure Sensors, Transducers
- Pressure Sensors, Transducers - Industrial
- Proximity Sensors
- Proximity Sensors - Industrial
- Proximity/Occupancy Sensors Finished Units
- Sensor Cable Accessories
- Sensor Cable Assemblies
- Sensor Interface Junction Blocks
- Sensor, Transducer Accessories
- Sensor, Transducer Amplifiers
- Shock Sensors
- Solar Cells
- Specialized Sensors
- Strain Gauges
- Temperature Sensors
- Touch Sensors
- Ultrasonic Receivers, Transmitters
- Ultrasonic Receivers, Transmitters - Industrial
-
Switches
- Accessories
- Accessories - Boots, Seals
- Accessories - Caps
- Cable Pull Switches
- Configurable Switch Components - Body
- Configurable Switch Components - Contact Block
- Configurable Switch Components - Illumination Sour
- Configurable Switch Components - Lens
- DIP Switches
- Disconnect Switch Components
- Emergency Stop (E-Stop) Switches
- Interlock Switches
- Keylock Switches
- Keypad Switches
- Limit Switches
- Magnetic, Reed Switches
- Navigation Switches, Joystick
- Programmable Display Switches
- Pushbutton Switches
- Pushbutton Switches - Hall Effect
- Rocker Switches
- Rotary Switches
- Selector Switches
- Slide Switches
- Tactile Switches
- Thumbwheel Switches
- Toggle Switches
- Transformers
- View More >>
National Semiconductor LM2991SX
LM2991SX
- Manufacturer: National Semiconductor
- Origchip NO: LM2991SX
- Package: TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
- Datasheet:
PDF - Stock: 8387
- Description: LM2991SX(Kg)
Quantity:
In Stock
Please send RFQ , we will respond immediately.
Purchase
You may place an order without registering to SERDIA.
We strongly suggest you sign in before purchasing as you
can track your order in real time.
For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.
RFQ (Request for Quotations)It is recommended to request for quotations to get the latest
prices and inventories about the part.
Our sales will reply to
your request by email within 24 hours.
1. You'll receive an order information email in your inbox.
(Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some
extent, the sales manager is going to reconfirm the order and let you know if there
are any updates.
Shipping Cost
Shipping starts at $40, but some countries will exceed $40. For
example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time
zone and country.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery TimeOnce the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.| Parameters | |
|---|---|
| Mfr | National Semiconductor |
| Series | - |
| Package | Bulk |
| Product Status | Active |
| Output Configuration | Negative |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | -26V |
| Voltage - Output (Min/Fixed) | -3V |
| Voltage - Output (Max) | -24V |
| Voltage Dropout (Max) | 1V @ 1A |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 0.7 mA |
| Current - Supply (Max) | 5 mA |
| PSRR | 60dB (1kHz) |
| Control Features | Enable |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Supplier Device Package | DDPAK/TO-263-5 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
| Standard Package | 1 |
Linear Voltage Regulator IC Negative Adjustable 1 Output 1A DDPAK/TO-263-5
Related Products
Analog Devices Inc./Maxim Integrated MAX8734AEEI+TG51
Torex Semiconductor Ltd XC6501D2920R-G
$0.22Diodes Incorporated PT8A3281WE
Texas Instruments LM3622AM-4.2/NOPB
Analog Devices Inc./Maxim Integrated DS1708REPA+
$10.96Torex Semiconductor Ltd XC6123C536MR-G
$0.51Torex Semiconductor Ltd XC6123A227MG-G
$0.51onsemi NCP51530BMNTWG
$1.66Infineon Technologies TLE4274GSV33NTSA1
Analog Devices Inc. LT3470HTS8#TRPBF
$9.26Renesas Electronics America Inc ISL88013IH531Z-TK
Infineon Technologies IRSM515-055DA2
Sanyo LV58072MX-TLM-H
$0.24Microchip Technology TC1017-2.9VLTTR
$0.56Torex Semiconductor Ltd XC6123F540ER-G
$0.51Diodes Incorporated AP7343D-15FS4-7B
$0.14Texas Instruments TPS65581PWP
$3.40
Torex Semiconductor Ltd XC6602B0510R-G
$0.52Analog Devices Inc./Maxim Integrated DS1629S-C05+T&R
onsemi NCV8509PDW26R2G
Texas Instruments TPS2829DBVR
$2.54onsemi NCP4640H033T1G
Texas Instruments TPS75801KTTRG3
$6.39Analog Devices Inc./Maxim Integrated MAX6365PKA31+G002
Analog Devices Inc./Maxim Integrated MAX6442KAFHRD3+T
Torex Semiconductor Ltd XC9142A35C0R-G
$0.65
Torex Semiconductor Ltd XC9237C2MD4R-G
$0.90ABLIC Inc. S-1132B39-M5T1G
$0.48
