STMicroelectronics L4981B
- Part Number:
- L4981B
- Manufacturer:
- STMicroelectronics
- Ventron No:
- 3262802-L4981B
- Description:
- IC PFC CTRLR AVERAGE CURR 20DIP
- Datasheet:
- L4981B
STMicroelectronics L4981B technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics L4981B.
- MountThrough Hole
- Mounting TypeThrough Hole
- Package / Case20-DIP (0.300, 7.62mm)
- Number of Pins20
- Weight2.259996g
- Operating Temperature-40°C~125°C
- PackagingTube
- JESD-609 Codee3
- Part StatusObsolete
- Moisture Sensitivity Level (MSL)1 (Unlimited)
- Number of Terminations20
- ECCN CodeEAR99
- Terminal FinishMatte Tin (Sn)
- SubcategorySwitching Regulator or Controllers
- TechnologyBCDMOS
- Voltage - Supply14.5V~19.5V
- Terminal PositionDUAL
- Number of Functions1
- Terminal Pitch2.54mm
- Frequency80kHz
- Base Part NumberL4981
- Pin Count20
- Number of Outputs1
- Output Voltage7.5V
- Input Voltage-Nom18V
- Analog IC - Other TypePOWER FACTOR CONTROLLER
- Operating Supply Current12mA
- Power Dissipation1W
- Output Current1.5A
- Max Supply Current16mA
- Frequency - Switching100kHz
- Control TechniquePULSE WIDTH MODULATION
- Nominal Input Voltage19.5V
- Switcher ConfigurationSINGLE
- ModeAverage Current
- Current - Startup100μA
- Height2.68mm
- Length25.4mm
- Width7.1mm
- Radiation HardeningNo
- REACH SVHCNo SVHC
- RoHS StatusROHS3 Compliant
- Lead FreeLead Free
L4981B Overview
The package or case of the device is a 20-DIP (0.300, 7.62mm), which indicates that it has 20 terminations. The technology used in this device is BCDMOS, which ensures high performance and efficiency. The output voltage of this device is 7.5V, providing a stable and reliable power supply. With a power dissipation of 1W, this device can handle a significant amount of power without overheating. The output current is 1.5A, making it suitable for a wide range of applications. The maximum supply current is 16mA, ensuring that the device operates within its specified limits. During startup, the current required is 100μA. The device has a compact design with a height of 2.68mm and a width of 7.1mm, making it suitable for space-constrained applications.
L4981B Features
L4981B Applications
There are a lot of STMicroelectronics L4981B PFC PMICs applications.
Set top boxes
μC power
4WD transfercase
Low Noise Instrumentation
PLL (Phase-Locked Loop)
Disk drivers
Embedded systems
Alternators
Electronic notebook
Bypass circuit
The package or case of the device is a 20-DIP (0.300, 7.62mm), which indicates that it has 20 terminations. The technology used in this device is BCDMOS, which ensures high performance and efficiency. The output voltage of this device is 7.5V, providing a stable and reliable power supply. With a power dissipation of 1W, this device can handle a significant amount of power without overheating. The output current is 1.5A, making it suitable for a wide range of applications. The maximum supply current is 16mA, ensuring that the device operates within its specified limits. During startup, the current required is 100μA. The device has a compact design with a height of 2.68mm and a width of 7.1mm, making it suitable for space-constrained applications.
L4981B Features
L4981B Applications
There are a lot of STMicroelectronics L4981B PFC PMICs applications.
Set top boxes
μC power
4WD transfercase
Low Noise Instrumentation
PLL (Phase-Locked Loop)
Disk drivers
Embedded systems
Alternators
Electronic notebook
Bypass circuit
L4981B More Descriptions
Power Factor Controller, Current-mode, 2A, 115kHz Switching Freq-Max, BCDMOS, PDIP20
POWER FACTOR CORRECTOR, 4981, DIP20; UVLO:-; Supply Voltage Min:12V; Max:19.5V; Startup Current:300µA; Operating Current:12mA;
POWER FACTOR CORRECTOR, 4981, DIP20; UVLO: -; Supply Voltage Min: 12V; Supply Voltage Max: 19.5V; Startup Current: 300µA; Operating Supply Current: 12mA; Controller IC Case Style: DIP; No. of Pins: 20Pins; Duty Cycle (%): -; Frequency: 80kHz; Operating Temperature Min: -40°C; Operating Temperature Max: 125°C; Product Range: -; RoHS Phthalates Compliant: To Be Advised; MSL: -; SVHC: No SVHC (17-Dec-2015); Base Number: 4981; IC Generic Number: 4981; Input Voltage Max: 5.3V; Logic Function Number: 4981; No. of Outputs: 1Outputs; Operating Temperature Range: -40°C to 125°C; Output Voltage: 7.5V; Output Voltage Max: 8.5V; Supply Voltage Range: 12V to 19.5V; Termination Type: Through Hole
POWER FACTOR CORRECTOR, 4981, DIP20; UVLO:-; Supply Voltage Min:12V; Max:19.5V; Startup Current:300µA; Operating Current:12mA;
POWER FACTOR CORRECTOR, 4981, DIP20; UVLO: -; Supply Voltage Min: 12V; Supply Voltage Max: 19.5V; Startup Current: 300µA; Operating Supply Current: 12mA; Controller IC Case Style: DIP; No. of Pins: 20Pins; Duty Cycle (%): -; Frequency: 80kHz; Operating Temperature Min: -40°C; Operating Temperature Max: 125°C; Product Range: -; RoHS Phthalates Compliant: To Be Advised; MSL: -; SVHC: No SVHC (17-Dec-2015); Base Number: 4981; IC Generic Number: 4981; Input Voltage Max: 5.3V; Logic Function Number: 4981; No. of Outputs: 1Outputs; Operating Temperature Range: -40°C to 125°C; Output Voltage: 7.5V; Output Voltage Max: 8.5V; Supply Voltage Range: 12V to 19.5V; Termination Type: Through Hole
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