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STMICROELECTRONICS LNBH25LSPQR Satellite Control IC
The LNBH25LS is a highly efficient satellite receiver control IC with integrated step-up and I2C interface. Designed in a compact QFN24 (4x4 mm) package, it provides versatile power supply options including a built-in DC-DC converter for 13/18 V output and ability to generate 22 kHz signals for satellite LNBs. It offers selectable current limits, programmable output voltages, robust overload and thermal protections, ESD tolerance, and essential diagnostic functions. Suitable for set-top boxes, satellite TV receivers, and PC satellite cards, the IC simplifies design with low component count and reliable operation in satellite systems.
STMICROELECTRONICS LNBH25LSPQR Satellite Control IC Specifications:
- Package: QFN24 (4x4 mm)
- Supply Voltage: 8 to 16 V
- Output Voltages: 13 V and 18 V programmable levels (VSEL1-4)
- Output Current Limit: 350-750 mA selectable via external resistor RSEL
- Built-in DC-DC step-up converter: Efficiency ~93% at 0.5 A
- 22 kHz Tone Generator: Accurate, factory trimmed, suitable for DiSEqC
- Protections: Overload, overtemperature, short-circuit, ESD (±4 kV)
- Diagnostic Functions: Overtemperature (OTF), overload (OLF), input voltage (PNG)
- I2C Interface: 2-wire standard, with address selection
- Thermal Resistance: Junction to ambient approximately 40 °C/W with PCB vias
- Operating temperature: -25°C to 125°C
- ESD Tolerance: ±4 kV on output pins
Buy the Buy STMicroelectronics LNBH25LS I2C Control IC Part Number LNBH25LSPQR Online
Secure your STMicroelectronics LNBH25LS control IC now via online order. This compact, efficient satellite receiver interface offers programmable outputs, advanced protections, and integrated tone generation. Its low power dissipation and minimal component count simplify your design, resulting in reliable satellite LNB power management suitable for set-top boxes, satellite TV, and PC satellite cards. Benefit from fast delivery, genuine parts, and technical support to ensure seamless integration into your satellite communication systems.
Order your STMicroelectronics LNBH25LS satellite power control IC today and enhance your satellite receiver projects with dependable, low-noise operation.
Frequently Asked Questions
Where can I buy STMICROELECTRONICS LNBH25LSPQR?
You can click on the BUY or RFQ button to purchase LNBH25LSPQR from an authorized STMICROELECTRONICS distributor.
How do I troubleshoot issues or seek technical support for part LNBH25LSPQR?
You can download the LNBH25LSPQR datasheet or visit the STMICROELECTRONICS website for support.
Who is the manufacturer of LNBH25LSPQR?
STMICROELECTRONICS