Overview
The TPIC6273DWRG4 is a monolithic high-voltage, high-current power logic octal D-type latch produced by Texas Instruments. This device is designed for use in systems that require relatively high load power, featuring eight power DMOS transistor outputs. It includes built-in voltage clamps on the outputs for inductive transient protection, making it suitable for driving relays, solenoids, and other medium-current or high-voltage loads.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Logic Supply Voltage, VCC | 4.5 | 5.5 | V | |
| Pulsed Drain Output Current, TC = 25°C, VCC = 5 V | -1.8 | 1.5 | A | |
| Drain-Source Breakdown Voltage, ID = 1 mA | 45 | V | ||
| Static Drain-Source On-State Resistance, ID = 250 mA, TC = 125°C, VCC = 4.5 V | 1.3 | 2 | Ω | |
| Operating Case Temperature, TC | -40 | 125 | °C | |
| Thermal Resistance Junction to Ambient, DW Package | 111 | °C/W |
Key Features
- Eight power DMOS transistor outputs with 250-mA continuous current and 1.5-A pulsed current per output.
- Output clamp voltage up to 45 V for inductive transient protection.
- Low power consumption and low rDS(on) of 1.3 Ω typical.
- Avalanche energy rating of 75 mJ.
- Positive-edge-triggered D-type flip-flops with direct clear input.
- Asynchronous CLR input to turn all eight DMOS-transistor outputs off.
- Operating temperature range of -40°C to 125°C.
Applications
The TPIC6273DWRG4 is designed for various power driver applications, including:
- Driving relays and solenoids.
- Controlling medium-current or high-voltage loads.
- Systems requiring high load power and inductive transient protection.
Q & A
- What is the typical static drain-source on-state resistance of the TPIC6273DWRG4?
The typical static drain-source on-state resistance is 1.3 Ω at ID = 250 mA and TC = 125°C, VCC = 4.5 V.
- What is the maximum pulsed drain output current of the TPIC6273DWRG4?
The maximum pulsed drain output current is 1.5 A at TC = 25°C and VCC = 5 V.
- What is the operating temperature range of the TPIC6273DWRG4?
The operating temperature range is -40°C to 125°C.
- What type of protection does the TPIC6273DWRG4 have for its outputs?
The device includes built-in voltage clamps on the outputs for inductive transient protection.
- How many power DMOS transistor outputs does the TPIC6273DWRG4 have?
The device has eight power DMOS transistor outputs.
- What is the maximum drain-source breakdown voltage of the TPIC6273DWRG4?
The maximum drain-source breakdown voltage is 45 V at ID = 1 mA.
- What is the thermal resistance junction to ambient for the DW package?
The thermal resistance junction to ambient for the DW package is 111 °C/W.
- Does the TPIC6273DWRG4 have an asynchronous clear input?
Yes, the device has an asynchronous CLR input to turn all eight DMOS-transistor outputs off.
- What are some common applications of the TPIC6273DWRG4?
Common applications include driving relays, solenoids, and controlling medium-current or high-voltage loads.
- What is the logic supply voltage range for the TPIC6273DWRG4?
The logic supply voltage range is 4.5 V to 5.5 V.
