TPS55288-Q1
Convertidor reductor de impulso de 36 V y 16 A con control I2C, con certificación AEC-Q100
TPS55288-Q1
- AEC-Q100 qualified:
- Device temperature grade 1: –40°C to +125°C ambient operating temperature range
- Programmable power supply (PPS) support for USB power delivery (USB PD)
- Wide input voltage range: 2.7 V to 36 V
- Programmable output voltage range: 0.8 V to 22 V with 20-mV step
- ±1% reference voltage accuracy
- Adjustable output voltage compensation for voltage droop over the cable
- Programmable output current limit up to 6.35 A with 50-mA step
- ±5% accurate output current monitoring
- I2C interface
- High efficiency over entire load range
- 97% efficiency at VIN = 12 V, VOUT = 20 V and IOUT = 3 A
- Programmable PFM and FPWM mode at light load
- Avoid frequency interference and crosstalk
- Optional clock synchronization
- Programmable switching frequency from 200 kHz to 2.2 MHz
- EMI mitigation
- Optional programmable spread spectrum
- Lead-less package
- Rich protection features
- Output overvoltage protection
- Hiccup mode for output short-circuit protection
- Thermal shutdown protection
- Programmable average inductor current limit up to 16 A
- Small solution size
- Maximum switching frequency up to 2.2 MHz
- 4.0-mm × 3.5-mm HotRod™ QFN package with wettable flank option
- Create a custom design using the TPS55288-Q1 with the WEBENCH Power Designer
The TPS55288-Q1 is a synchronous four-switch buck-boost converter capable of regulating the output voltage at, above, or below the input voltage. The TPS55288-Q1 operates over 2.7-V to 36-V wide input voltage and is capable of outputing 0.8-V to 22-V voltage to support a variety of applications.
The TPS55288-Q1 integrates two 16-A MOSFETs of the boost leg to balance the solution size and efficiency. With the programmable output voltage and output current limit through I2C interface, the TPS55288-Q1 is fully compliant to the USB PD specification. The TPS55288-Q1 is capable of delivering 100 W from 12-V input voltage.
The TPS55288-Q1 employs an average current-mode control scheme. The switching frequency is programmable from 200 kHz to 2.2 MHz by an external resistor and can be synchronized to an external clock. The TPS55288-Q1 also provides optional spread spectrum to minimize peak EMI.
The TPS55288-Q1 offers output over-voltage protection, average inductor current limit, cycle-by-cycle peak current limit and output short circuit protection. The TPS55288-Q1 also ensures safe operating with optional output current limit and hiccup-mode protection in sustained overload conditions.
The TPS55288-Q1 can use a small inductor and small capacitors with high switching frequency. It is available in a 4.0-mm × 3.5-mm QFN package.
Documentación técnica
Tipo | Título | Fecha | ||
---|---|---|---|---|
* | Data sheet | TPS55288-Q1 36-V, 16-A Buck-boost Converter with I2C Interface datasheet (Rev. A) | PDF | HTML | 02 dic 2021 |
Functional safety information | TPS55288x-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA (Rev. A) | PDF | HTML | 10 ago 2022 | |
Application note | Measuring and Understanding the Output Voltage Ripple of a Boost Converter | PDF | HTML | 22 feb 2021 | |
Application note | TPS55288 Layout Guideline (Rev. B) | PDF | HTML | 20 dic 2020 | |
Application note | How to Achieve Low EMI with TPS55288 Buck-Boost Converter | PDF | HTML | 02 sep 2020 | |
Application brief | USB Type C Power Delivery Source with TPS65987 and TPS55288 | PDF | HTML | 06 mar 2020 |
Diseño y desarrollo
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Encapsulado | Pines | Símbolos CAD, huellas y modelos 3D |
---|---|---|
VQFN-HR (RPM) | 26 | Ultra Librarian |
Pedidos y calidad
- RoHS
- REACH
- Marcado del dispositivo
- Acabado de plomo/material de la bola
- Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
- Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
- Contenido del material
- Resumen de calificaciones
- Monitoreo continuo de confiabilidad
- Lugar de fabricación
- Lugar de ensamblaje
Soporte y capacitación
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