KA3842B
- Mfr.Part #
- KA3842B
- Manufacturer
- onsemi
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH 8DIP
- Stock
- 133
- In Stock :
- 133
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- Manufacturer :
- onsemi
- Product Category :
- AC DC Converters, Offline Switches
- Switcher Configuration :
- Single
- Control Mode :
- CURRENT-MODE
- Peak Reflow Temperature (Cel) :
- 260
- Input Voltage-Nom :
- 15V
- Duty Cycle :
- 97%
- Length :
- 8.56mm
- Number of Functions :
- 1
- Output Current-Max :
- 1A
- JESD-609 Code :
- e3
- Input Voltage (Min) :
- 12V
- Width :
- 3.95mm
- Internal Switch(s) :
- No
- Terminal Pitch :
- 1.27mm
- Control Features :
- Frequency Control
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Qualification Status :
- COMMERCIAL
- Surface Mount :
- yes
- Height Seated (Max) :
- 1.8mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Input Voltage (Max) :
- 30V
- Terminal Form :
- Gull wing
- Pbfree Code :
- yes
- Frequency - Switching :
- Up to 500kHz
- Number of Terminations :
- 14
- Packaging :
- Tube
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Through Hole
- Terminal Finish :
- MATTE TIN
- Voltage - Supply (Vcc/Vdd) :
- 10V~30V
- JESD-30 Code :
- R-PDSO-G14
- Control Technique :
- PULSE WIDTH MODULATION
- Voltage - Start Up :
- 16V
- Terminal Position :
- Dual
- Operating Temperature :
- 0°C~70°C TA
- Pin Count :
- 14
- Datasheets
- KA3842B

AC DC Converters, Offline Switches onsemi KA3842B Overview
The onsemi KA3842B is a versatile and robust integrated circuit dedicated to offline switching applications. This IC is designed in an 8-DIP package, making it suitable for compact designs while ensuring reliability and performance in high-demand environments. The KA3842B is adept at facilitating efficient power conversion and management, crucial for various electronic devices. Its primary role in AC DC converters and offline switching enhances system stability and optimizes power usage, making it a critical component in the development of energy-efficient solutions. This product’s superior design and onsemi’s reputation for quality components make the AC DC Converters, Offline Switches onsemi KA3842B an ideal choice for businesses looking to purchase reliable and effective solutions in bulk.
KA3842B Features
The KA3842B from onsemi is equipped with several key features that make it highly effective for power management applications:
- Low Start-Up Current (<1.0mA)
- High Voltage Capability (up to 30V)
- Under-Voltage Lockout with Hysteresis
- Oscillator Frequency up to 500kHz
- Pulse-by-Pulse Current Limiting
- Automatic Feed Forward Compensation
- PWM Operation with Voltage Feedback
KA3842B Applications
- Switching Power Supplies: The KA3842B can be employed to manage and optimize power conversion in switching power supplies, ensuring efficient and stable operation.
- AC/DC Converters: Essential for converting alternating current (AC) to direct current (DC), this IC helps maintain precise voltage regulation and efficiency in AC/DC conversion processes.
- Battery Chargers: Ideal for use in charging systems where regulation and efficiency are necessary, enhancing the overall safety and speed of charging cycles.
- LED Lighting: Supports the power management requirements of LED lighting systems by providing stable voltage outputs, crucial for maintaining LED performance and longevity.
- Consumer Electronics: Deployed in various consumer electronics where power efficiency and safety are paramount, such as in TVs, computers, and gaming consoles.
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|---|---|---|---|
| KA3842ACS | onsemi | 1 | IC OFFLINE SWITCH 8DIP |
| KA3842ACS | onsemi | 1 | IC OFFLINE SWITCH 8DIP |
| KA3842AES | onsemi | 21,548 | IC OFFLINE SWITCH 8DIP |
| KA3842B | onsemi | 133 | IC OFFLINE SWITCH 8DIP |
| KA3842BD | onsemi | 14,970 | IC OFFLINE SWITCH 14SOIC |
| KA3842BD | onsemi | 14,970 | IC OFFLINE SWITCH 14SOIC |
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| KA3842BDTF | onsemi | 23,177 | IC OFFLINE SWITCH 14SOIC |
| KA3842BN | onsemi | 0 | - |
| KA3843ACS | onsemi | 5,390 | IC OFFLINE SWITCH 8DIP |
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| KA3843B | onsemi | 42,131 | IC OFFLINE SWITCH 8DIP |
| KA3843B | onsemi | 42,131 | IC OFFLINE SWITCH 8DIP |
| KA3843BD | onsemi | 4,760 | IC OFFLINE SWITCH 14SOIC |
| KA3843BD | onsemi | 7,958 | IC OFFLINE SWITCH 14SOIC |
















