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STMICROELECTRONICS PM8804TR PWM Controller
The PM8804 is a high-efficiency PWM peak current mode controller designed for PoE and telecom applications. It features programmable oscillator, slope compensation, dual low-side drivers, soft-start, soft turn off, and multiple protection circuits. Its integrated high-voltage regulator enables startup with minimal external components, supporting up to 75 V input. The device supports various topologies like flyback, forward, active clamp, and synchronous rectification, making it suitable for powering IP phones, WLAN access points, network cameras, and telecom power supplies, ensuring reliable and efficient energy conversion.
STMICROELECTRONICS PM8804TR PWM Controller Specifications:
- Input operating voltage: up to 75 V
- Oscillator frequency: programmable 100 kHz to 1 MHz
- Peak current capability of gate drivers: 1 A
- Soft-start time range: 16.5 ms
- Dead time adjustment: 10 to 200 ns
- Maximum duty cycle: 80%
- Protection features: overcurrent, thermal shutdown, overvoltage
- Thermal resistance junction to ambient: 30 °C/W
- Package: VFQFPN 3.0 x 3.0 x 1.0 mm, 16L with 0.5 mm pitch
- Maximum junction temperature: 150 °C
- Operating temperature range: -40 °C to 125 °C
- Power dissipation: 1.3 W
- Control and sense pins: CTL, CS, BLK, MODE
- High-voltage startup regulator: typically 8 V output
- Pull-up resistor on CTL: 3.3 kΩ for optocoupler bias
- Overcurrent threshold: 250 mV cycle-by-cycle, 350 mV for severe overcurrent
- Internal protections: latch, automatic restart, thermal shutdown
Buy the Buy STMicroelectronics PM8804 Part Number PM8804TR Online
Order the PM8804 PWM controller today from our online store. Designed for high efficiency PoE and telecom power conversion, it features adjustable frequency, dual gate drivers, soft-start, protected operation, and a compact package. Ensure your power supply designs are reliable, efficient, and compliant with industry standards. Our fast shipping and expert support make purchasing easy. Optimize your projects with the PM8804 and enjoy hassle-free delivery, cost-effective solutions, and superior product quality all available online now.
Buy STMicroelectronics PM8804 now and experience unmatched reliability and performance in PoE and telecom power supplies.
Frequently Asked Questions
Where can I buy STMICROELECTRONICS PM8804TR?
You can click on the BUY or RFQ button to purchase PM8804TR from an authorized STMICROELECTRONICS distributor.
How do I troubleshoot issues or seek technical support for part PM8804TR?
You can download the PM8804TR datasheet or visit the STMICROELECTRONICS website for support.
Who is the manufacturer of PM8804TR?
STMICROELECTRONICS