Overview
The PTN78060WAZT is a high-efficiency, step-down integrated switching regulator (ISR) produced by Texas Instruments. It is part of the PTN78060 series, which represents the third generation in the evolution of popular switching regulators. This component is designed for general-purpose applications and is well-suited for use in various industrial, automotive, and avionics systems.
The PTN78060WAZT operates from a wide-input voltage range of 7 V to 36 V and can provide an adjustable output voltage from 2.5 V to 12.6 V. It features high efficiency, up to 96%, and includes several protection mechanisms such as under-voltage lockout, output current limit, and overtemperature shutdown.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 7 | 36 | V | |
| Output Voltage Adjust Range | 2.5 | 12.6 | V | |
| Output Current | 0 | 3 | A | |
| Set-point Voltage Tolerance | ±2% | |||
| Line Regulation | ±10 mV | |||
| Load Regulation | ±10 mV | |||
| Efficiency | up to 96% | % | ||
| Operating Temperature Range | -40 | 85 | °C | |
| Storage Temperature Range | -55 | 125 | °C |
Key Features
- High efficiency up to 96%
- Wide-input voltage range (7 V to 36 V)
- Adjustable output voltage (2.5 V to 12.6 V)
- Output current up to 3 A
- On/Off inhibit control
- Under-voltage lockout
- Output current limit
- Overtemperature shutdown
- Surface mount package available
- Meets UL 94 V-O flammability standards
Applications
- General-purpose industrial controls
- HVAC systems
- Test and measurement equipment
- Medical instrumentation
- AC/DC adaptors, vehicles, marine, and avionics
Q & A
- What is the input voltage range of the PTN78060WAZT?
The input voltage range is from 7 V to 36 V.
- What is the adjustable output voltage range of the PTN78060WAZT?
The output voltage can be adjusted from 2.5 V to 12.6 V.
- What is the maximum output current of the PTN78060WAZT?
The maximum output current is 3 A.
- Does the PTN78060WAZT have built-in protection mechanisms?
Yes, it includes under-voltage lockout, output current limit, and overtemperature shutdown.
- How do I adjust the output voltage of the PTN78060WAZT?
The output voltage is adjusted by connecting a resistor between the VO Adjust control (pin 4) and GND (pin 1).
- What is the operating temperature range of the PTN78060WAZT?
The operating temperature range is from -40°C to 85°C.
- Does the PTN78060WAZT meet any specific flammability standards?
Yes, it meets UL 94 V-O flammability standards.
- What type of package is available for the PTN78060WAZT?
A surface mount package is available.
- How do I control the on/off state of the PTN78060WAZT?
The on/off state can be controlled using the Inhibit pin (pin 3), which is an active-low input.
- What are the storage temperature limits for the PTN78060WAZT?
The storage temperature range is from -55°C to 125°C.
