TL494 Pulse Width Modulation Controller IC
- Supply Voltage: 7 to 40V
- Collector Output Voltage: 40V
- Collector Output Current: 200mA
- Oscillator frequency Max: 300KHz
- Output Regulation: 1mV
- Input Offset Voltage: 2mV
- Input Offset Current: 25nA
- Input Bias Current: 0.2µA
- Pulse Width Modulation Controller
- Uncommitted Outputs for 200mA Sink or Source Current
- Output Control Selects Single-Ended or Push-Pull Operation
- Internal Circuitry Prohibits Double Pulse at Either Output
TNY176PN Off-line Switcher IC
- Drain Voltage: -0.3 to 650V
- Drain Peak Current: 720mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 16Ω
- Energy Efficient, Offline Switcher with Enhanced Flexibility and Extended Power Range
- 650 V rating optimized for non-active PFC applications
- Simple ON/OFF control, no loop compensation needed
- Pin-out simplifies heat sinking to the PCB
- SOURCE pins are electrically quiet for low EMI
- Package: DIP-8C
TNY177PN Off-line Switcher IC
- Drain Voltage: -0.3 to 650V
- Drain Peak Current: 880mA
- ENABLE Voltage: -0.3 to 9V
- ENABLE Current: 100mA
- ON State Resistance (max): 9Ω
- Package: DIP-8C
- Energy Efficient, Offline Switcher with Enhanced Flexibility and Extended Power Range
- 650 V rating optimized for non-active PFC applications
- Simple ON/OFF control, no loop compensation needed
- Pin-out simplifies heat sinking to the PCB
- SOURCE pins are electrically quiet for low EMI
TNY254PN Off-line Switcher IC
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
TNY266PN Off-line Switcher IC
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
TNY268PN Off-line Switcher IC
TNY276PN 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): 16Ω
- 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
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