LNK304PN Off-line Switcher IC
- Drain Voltage: -0.3 V to 700 V
- Peak Drain Current: 400 mA
- Feedback Voltage: -0.3 V to 9 V
- Feedback Current: 100 mA
- Operating Junction Temperature: -40 °C to 150 °
- Lowest Component Count, Energy-Efficient Off-Line Switcher IC
- Lowest cost and component count buck converter solution
- Fully integrated auto-restart for short-circuit and open loop fault protection – saves external component costs
- 66 kHz operation with accurate current limit – allows low cost off-the-shelf 1 mH inductor for up to 120 mA output current
TNY256PN Off-line Switcher IC
TNY264PN Off-line Switcher IC
- Drain Voltage: -0.3 to 700V
- Drain Peak Current: 400mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 32Ω
- Package: DIP-8B
- Fully integrated auto-restart for short circuit and open loop fault protection – saves external component costs
- Frequency jittering dramatically reduces EMI (~10 dB) – minimizes EMI filter component costs
- Lowest component count switcher solution
TNY267PN Off-line Switcher IC
- Drain Voltage: -0.3 to 700V
- Drain Peak Current: 720mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 9Ω
- Package: DIP-8B
- Fully integrated auto-restart for short circuit and open loop fault protection – saves external component costs
- Frequency jittering dramatically reduces EMI (~10 dB) – minimizes EMI filter component costs
- Lowest component count switcher solution
TNY278PN Off-Line Switcher IC
- Drain Voltage: -0.3 to 700V
- Drain Peak Current: 1040mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 6Ω
- Output Frequency Max: 140KHz
- Package: DIP-8C
- Energy Efficient Off-Line Switcher
- Simple ON/OFF control, no loop compensation needed
- ON-time extension – extends low line regulation range/hold-up time to reduce input bulk capacitance
- Frequency jittering reduces EMI filter costs
- Pin-out simplifies heat sinking to the PCB
- SOURCE pins are electrically quiet for low EMI
TNY279PN Off-line Switcher IC
- Drain Voltage: -0.3 to 700V
- Drain Peak Current: 1200mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 4.5Ω
- Simple ON/OFF control, no loop compensation needed
- ON-time extension – extends low line regulation range/hold-up time to reduce input bulk capacitance
- Frequency jittering reduces EMI filter costs
- Pin-out simplifies heat sinking to the PCB
- SOURCE pins are electrically quiet for low EMI
- Package: DIP-8B
TOP243PN Off-line Switcher IC
- Supply Current: 1.6 mA
- Supply voltage range: 85-265VAC
- Power: 25W
- Output Voltage: 12 V
- Switching Frequency: 132 kHz
- Package: TO-DIP-8
- Extended power range for higher power applications
- No heatsink required up to 34 W using P/G packages.
- Features eliminate or reduce cost of external components.
- Fully integrated soft-start for minimum stress/overshoot.
- Externally programmable accurate current limit.
- Wider duty cycle for more power, smaller input capacitor .
- Separate line sense and current limit pins on Y/R/F packages
