Monolithic Power Systems Inc. HFC0300HS-LF
| Parameters | |
|---|---|
| Series | - |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | 8-SOIC (0.154", 3.90mm Width), 7 Leads |
| Mfr | Monolithic Power Systems Inc. |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Voltage - Breakdown | 700V |
| Supplier Device Package | 8-SOIC-7A |
| Fault Protection | Over Load, Over Temperature, Over Voltage, Short Circuit |
| Topology | Flyback |
| Voltage - Supply (Vcc/Vdd) | 8.2V ~ 20V |
| Control Features | Frequency Control |
| Frequency - Switching | - |
| Internal Switch(s) | No |
| Voltage - Start Up | 11.7 V |
| Duty Cycle | - |
| Output Isolation | Isolated |
| Package | Tube |
| Product Status | Active |
| Base Product Number | HFC0300 |
| REACH Status | REACH Unaffected |
| Standard Package | 100 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
The HFC0300HS-LF is a state-of-the-art variable off-time controller manufactured by Monolithic Power Systems Inc. (MPS). This controller is designed for use in power supply applications, particularly those requiring efficient and reliable performance across various load conditions. Packaged in a compact SOIC-7 or SOP-7 footprint, the HFC0300HS-LF offers a high degree of integration and advanced features that make it suitable for a wide range of electronic devices. It operates with a universal main supply voltage range of 85VAC to 265VAC, making it versatile for international applications.
HFC0300HS-LF Features
The HFC0300HS-LF stands out with its fixed-peak current control mode, which allows the controller to reduce its frequency as the load lightens. This feature ensures excellent efficiency at light loads while optimizing performance under other load conditions. When the frequency decreases to a threshold level, the peak current also decreases, preventing mechanical resonance in the transformer. Additionally, the controller enters burst mode when the output power falls below a given level, further reducing power consumption during no-load or light-load conditions. The HFC0300HS-LF also includes a range of protective features such as thermal shutdown with auto-restart, VCC under-voltage lockout (UVLO), overload protection (OLP), over-voltage protection (OVP), and short-circuit protection (SCP). These features enhance the reliability and safety of the power supply system.
HFC0300HS-LF Applications
The HFC0300HS-LF is ideal for use in a variety of power supply applications, including but not limited to:
1. Consumer Electronics: Such as tablets, laptops, and portable devices that require efficient power management and long battery life.
2. Telecommunications: Equipment that needs reliable power supply and low standby power consumption.
3. Industrial Automation: Machines and systems that operate under varying load conditions and require high efficiency and reliability.
4. Set-Top Boxes (STB): Devices that receive signals from various input sources and output them to a television, benefiting from efficient power management to reduce costs and improve performance.
