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TPS55288-Q1

現行

具有 I2C 控制功能且符合 AEC-Q100 資格的 36-V、16-A 降壓-升壓轉換器

立即訂購
產品規格表

TPS55288-Q1

現行
產品規格表 立即訂購

產品詳細資料

Rating Automotive Topology Buck-Boost Vin (max) (V) 36 Vin (min) (V) 2.7 Vout (max) (V) 21.26 Vout (min) (V) 0.8 Switch current limit (typ) (A) 16 Features Adjustable current limit, Dynamic voltage scaling, Enable, Frequency synchronization, I2C interface, Light-load efficiency, Output discharge, Power good, Spread Spectrum, Synchronous rectification, USB C/PD compatible, UVLO adjustable EMI features Frequency Dithering, Spread Spectrum Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.0015 Duty cycle (max) (%) 100 TI functional safety category Functional Safety-Capable
Rating Automotive Topology Buck-Boost Vin (max) (V) 36 Vin (min) (V) 2.7 Vout (max) (V) 21.26 Vout (min) (V) 0.8 Switch current limit (typ) (A) 16 Features Adjustable current limit, Dynamic voltage scaling, Enable, Frequency synchronization, I2C interface, Light-load efficiency, Output discharge, Power good, Spread Spectrum, Synchronous rectification, USB C/PD compatible, UVLO adjustable EMI features Frequency Dithering, Spread Spectrum Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.0015 Duty cycle (max) (%) 100 TI functional safety category Functional Safety-Capable
VQFN-HR (RPM) 26 14 mm² (4 mm × 3.5 mm)
  • 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
  • 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.

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.
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重要文件 類型 標題 格式選項 下載最新的英文版本 日期
* 資料表 TPS55288-Q1 36-V, 16-A Buck-boost Converter with I2C Interface datasheet (Rev. A) PDF | HTML 2021/12/2
功能安全資訊 TPS55288x-Q1 Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA (Rev. A) PDF | HTML 2022/8/10
應用說明 Measuring and Understanding the Output Voltage Ripple of a Boost Converter PDF | HTML 2021/2/22
應用說明 TPS55288 Layout Guideline (Rev. B) PDF | HTML 2020/12/20
應用說明 How to Achieve Low EMI with TPS55288 Buck-Boost Converter PDF | HTML 2020/9/2
Application brief USB Type C Power Delivery Source with TPS65987 and TPS55288 PDF | HTML 2020/3/6

設計與開發

如需其他條款或必要資源，請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

TPS55288EVM-045 — 具有 400kHz 運作頻率的 TPS55288 降壓-升壓轉換器 EVM

TPS55288 是同步降壓升壓轉換器，已針對電池電壓或轉接器電壓轉換成電源軌進行最佳化。

TPS55288 整合升壓腳的兩個 16-A MOSFET，平衡 USB 電源傳輸 (USB PD) 應用的解決方案尺寸和效率。

TPS55288 具有高達 36 V 的輸入電壓能力。在降壓模式下運作時可輸出 15 A。在升壓模式下運作時，裝置可從 8 V 輸入提供 100 W，或從 5 V 輸入提供 60 W。

使用指南: PDF | HTML
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開發板

TPS55288EVM-053 — 具有 2 MHz 運作頻率的 TPS55288 降壓升壓轉換器評估模組

TPS55288 是同步降壓升壓轉換器，已針對電池電壓或轉接器電壓轉換成電源軌進行最佳化。TPS55288 整合升壓腳的兩個 16-A MOSFET，平衡 USB 電源傳輸 (USB PD) 應用的解決方案尺寸和效率。

TPS55288 具備高達 36 V 的輸入電壓能力。在降壓模式下運作時可輸出 15 A。在升壓模式下運作時，裝置可在 8 V 輸入時提供 100 W，或在 5 V 輸入時提供 60 W。

使用指南: PDF | HTML
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開發模組 (EVM) 的 GUI

TPS55288-EVM-GUI — 適用於 TPS55288EVM 的圖形使用者介面

TPS55288EVM GUI 是一款基於 Windows 的軟體 GUI，透過 I²C 命令控制 TPS55288EVM-045 和 TPS55288EVM-053 評估模組。

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模擬型號

TPS55288 encrypted PSpice model

SLVMDD9.ZIP (192 KB) - PSpice 模型
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計算工具

SLVRBF9 — TPS55288 Design Calculation V1.0

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參考設計

PMP40933 — CISPR 25 Class 5、400-kHz 額定值、120-W、車用雙 USB Type-C® PD 充電器參考設計

此參考設計是電磁介面 (EMI) 最佳化設計，適用於每連接埠 60 W 的車用雙 USB Type-C® 電力輸送 (PD) 充電器。TPS25772-Q1 可當成含降壓升壓穩壓器的雙 Type-C PD 控制器來使用。TPS55288-Q1 可當作另一個連接埠的降壓升壓穩壓器。此參考設計的最大效率為 96.45%。輸入 EMI 濾波器的設計與 PCB 配置均經過最佳化，符合嚴格的 CISPR 25 Class 5 傳導式 EMI 標準。此參考設計經過測試，符合 CISPR 25 Class 5 傳導式 EMI 標準。
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