Texas Instruments LM34923 Step Down Switching Regulator
Texas Instruments LM34923 80V, 600mA Step Down Switching Regulator features all of the functions needed to implement a low-cost, efficient buck bias regulator. TI LM34923 Step Down Switching Regulator is a high voltage device containing an 80V N-channel MOSFET switch and a startup regulator. LM34923 requires no loop compensation, resulting in a fast transient response. The operating frequency remains constant with line and load variations. This Texas Instruments LM34923 is ideal for use in non-isolated telecommunication buck regulators and secondary high voltage post regulators as well as +42V automotive systems.
Features
- Operating input voltage range: 6V to 75V
- Integrated 80V, N-Channel Buck Switch
- Internal start-up regulator
- No Loop compensation required
- Ultra-Fast Transient Response
- Operating frequency remains constant with line and load variations
- Adjustable output voltage from 2.5V
- Precision internal reference, ±2.5%
- Intelligent current limit reduces foldback
- Programmable Input UV detector with status flag output
- Pre-charge switch enables bootstrap gate drive with no load
- Thermal shutdown
Applications
- Non-Isolated Telecommunication Buck Regulator
- Secondary High Voltage Post Regulator
- +42V Automotive Systems
Typical Application
게시일: 2012-02-28
| 갱신일: 2022-03-11