Overview
The TL594CDTBR2G is a precision switchmode pulse width modulation (PWM) control circuit produced by onsemi. This device is designed primarily for switchmode power supply control and integrates all the necessary functions for constructing a PWM control circuit on a single chip. It offers a high degree of flexibility, allowing systems engineers to tailor the power-supply control circuitry to specific applications.
Key Specifications
| Attribute | Value |
|---|---|
| Package Style | TSSOP-16 |
| Mounting Type | Surface Mount |
| Frequency | 300 kHz |
| Operating Temperature | -40°C to 85°C |
| Power Supply Voltage (VCC) | 7 V to 40 V |
| Collector Output Voltage (VC1, VC2) | -30 V to 40 V |
| Collector Output Current (Each Transistor) | 500 mA |
| Output Configuration | Positive |
| Output Phases | 1 |
| Output Type | Transistor Driver |
| Topology | Buck, Push-Pull |
| Duty Cycle (Max) | 96% |
| Dead Time Control | Adjustable |
| Internal Reference Voltage | 5.0 V, 1.5% Accuracy |
Key Features
- Complete Pulse Width Modulation Control Circuitry
- On-Chip Oscillator with Master or Slave Operation
- On-Chip Error Amplifiers
- On-Chip 5.0 V Reference, 1.5% Accuracy
- Adjustable Deadtime Control
- Uncommitted Output Transistors Rated to 500 mA Source or Sink
- Output Control for Push-Pull or Single-Ended Operation
- Undervoltage Lockout
- Pb-Free, Halogen Free/BFR Free, and RoHS Compliant Packages
Applications
- White Goods
- Power Supplies: AC/DC, Isolated, With PFC, > 90 W
- Server PSUs
- Solar Micro-Inverters
- Power Supplies: AC/DC, Isolated, No PFC, < 90 W
- Telecom/Server AC/DC Supplies
- Solar Power Inverters
Q & A
- What is the primary application of the TL594CDTBR2G?
The TL594CDTBR2G is designed primarily for switchmode power supply control.
- What is the frequency range of the TL594CDTBR2G?
The TL594CDTBR2G operates at a fixed frequency of 300 kHz.
- What is the operating temperature range of the TL594CDTBR2G?
The operating temperature range is -40°C to 85°C.
- What is the power supply voltage range for the TL594CDTBR2G?
The power supply voltage range is 7 V to 40 V.
- Does the TL594CDTBR2G support push-pull and single-ended operations?
- What is the accuracy of the internal 5.0 V reference voltage?
The internal 5.0 V reference voltage has an accuracy of 1.5%.
- Is the TL594CDTBR2G RoHS compliant?
- What is the maximum collector output current per transistor?
The maximum collector output current per transistor is 500 mA.
- Can the TL594CDTBR2G be synchronized with an external clock?
- What is the package style of the TL594CDTBR2G?
The package style is TSSOP-16.
