ROHM Semiconductor

BH28FB1WHFV-TR

BH28FB1WHFV-TR Description

The BH28FB1WHFV-TR is a high-performance linear voltage regulator from Rohm Semiconductor, designed to deliver a fixed output voltage of 2.8V with a maximum output current of 150mA. This regulator is housed in a compact HVSOF5 package, making it suitable for a variety of space-constrained applications. The device features a maximum input voltage of 5.5V and a dropout voltage of 0.45V at 100mA, ensuring efficient operation even at low input-to-output voltage differentials.

BH28FB1WHFV-TR Features

• Output Type: Fixed output voltage of 2.8V, providing stable power supply for sensitive electronic components.
• Input Voltage Range: Capable of handling input voltages up to 5.5V, offering flexibility in power source selection.
• Output Current: Delivers a consistent 150mA output current, suitable for powering small to medium-sized electronic devices.
• Low Dropout Voltage: With a maximum dropout voltage of 0.45V at 100mA, the BH28FB1WHFV-TR ensures high efficiency and minimal power loss.
• Low Quiescent Current: Features a quiescent current of only 70 µA, which is crucial for battery-operated devices to extend operational life.
• High PSRR: A Power Supply Rejection Ratio (PSRR) of 70dB at 1kHz, which effectively filters out noise from the input power supply, ensuring clean output voltage.
• Enable Control: Integrated enable control feature allows for easy power management and shutdown capabilities.
• Protection Features: Over-current and over-temperature protection ensure reliable operation and protect the device from damage under abnormal conditions.
• Compliance: The BH28FB1WHFV-TR is REACH unaffected and RoHS3 compliant, meeting stringent environmental and safety standards.
• Mounting Type: Surface mount technology (SMT) with a Tape & Reel (TR) packaging option facilitates easy integration into modern PCB designs.

BH28FB1WHFV-TR Applications

The BH28FB1WHFV-TR is ideal for a range of applications where a stable and efficient power supply is required. Its low dropout voltage and high PSRR make it particularly suitable for:

• Battery-operated devices: The lowies qucent current and high efficiency ensure extended battery life.
• Portable electronics: The compact HVSOF5 package and surface mount technology make it a perfect fit for space-constrained designs.
• Sensitive electronic systems: The high PSRR helps in maintaining a clean power supply, crucial for systems that require minimal noise.
• Industrial and automotive applications: The over-current and over-temperature protection features enhance reliability in harsh operating conditions.

Conclusion of2 BH8FB1WHFV-TR

The BH28FB1WHFV-TR from Rohm Semiconductor is a robust and efficient linear voltage regulator that offers a balance of performance and reliability. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications requiring stable power supply with minimal power loss and noise. The integrated enable control and comprehensive protection features further enhance its versatility and safety. marked While as "Not For New Designs," the BH28FB1WHFV-TR remains a reliable option for existing projects and applications where its unique features and performance benefits are required.