Power multiplexer circuit

In this reference design, a Power multiplexer circuit with 2 input and 1 output is implemented on a small PCB. MOSFET gate driver ICs, eFuse ICs, zener diodes and small package MOSFETs selected from Toshiba's diverse lineup are used create ideal diode like characteristics with BBM and MBB switching.

PCB photo example of Power multiplexer circuit
PCB photo example
CUHZ30V TPHR6503PL1 TPHR6503PL1 DSF01S30SL SSM3K72CTC TCR1HF33B TCK421G DSF01S30S TC7WZ04FK TPHR6503PL1 TPHR6503PL1 CUHZ6V8 SSM3K15ACTC TCK425G

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特性

  • 2 × 2 cm small board mounted, 2 input 1 output power multiplexer circuit
  • Lineup of 5 types of reference circuits with input voltage from 5 V to 24 V and output current up to 5 A.
  • Supports switching of various power supply systems such as USB power delivery, fast charging, and wireless power supply
  • MBB (Make-Before-Break), BBM (Break-Before-Make) operation switchable
  • Ideal diode characteristics

說明

Circuit Dual input and single output power source multiplexer circuit
Input VINA/ Input VINB 5 V/20 V, 5 V/12 V, 9 V/20 V, 5 V/12 V, 12 V/24 V
Output current (Max.) 3 A to 5 A
MBB Wave form example of Power multiplexer circuit
MBB Wave form example

設計文件

供設計人員使用的材料，例如電路操作概述和設計注意事項的解釋。請點擊每個選項以查看內容。

設計數據

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使用東芝項目/產品

器件型號 器件目錄 使用部位・數量 說明
Zener diode Module board 12 V Zener Diode, SOD-323HE(US2H)
Zener diode Module board 16 V Zener Diode, SOD-323HE(US2H)
Zener diode Module board 30 V Zener Diode, SOD-323HE(US2H)
Zener diode Module board 6.8 V Zener Diode, SOD-323HE(US2H)
Small-signal Schottky barrier diode Module board 30 V/0.1 A Schottky Barrier Diode, SOD-962(SL2)
Small-signal MOSFET Module board N-ch MOSFET, 30 V, 0.1 A, 3.6 Ω@4V, CST3C
Small-signal MOSFET Module board N-ch MOSFET, 60 V, 0.15 A, 3.9 Ω@10V, CST3C
Small Low ON resistance MOSFETs Module board N-ch MOSFET, 30 V, 15 A, 0.0089 Ω@10V, SOT-1220(UDFN6B)
Comparator (CMOS) Module board Single Comparator (CMOS), 5.5 V, +/-2.75 V, MP6C
L-MOS SHS series (TC74LCX-equivalent) Module board One-Gate Logic(L-MOS), Schmitt Inverter, SOT-363(US6)
L-MOS SHS series (TC74LCX-equivalent) Module board One-Gate Logic(L-MOS), Inverter, SOT-765(US8)
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
Load switch IC Module board 2.7 to 28 V External MOSFET Driver IC, WCSP6G
eFuse IC Module board 4.4 to 13.2 V/3.65 A eFuse IC, 53 mΩ, WSON10
eFuse IC Module board 4.4 to 18 V/5.0 A eFuse IC, 28 mΩ, WSON10B
Power MOSFET (N-ch single VDSS≤30V) Module board N-ch MOSFET, 30 V, 0.00065 Ω@10V, SOP Advance(N), U-MOSⅨ-H
Power MOSFET (N-ch single 30V<VDSS≤60V) Module board/ Base board N-ch MOSFET, 40 V, 0.00085 Ω@10V, SOP Advance(N), U-MOSⅨ-H
Power MOSFET (N-ch single VDSS≤30V) Module board N-ch MOSFET, 30 V, 0.0016 Ω@10V, TSON Advance, U-MOSⅨ-H
Load switch IC Base board 2.7 to 28 V External MOSFET Driver IC, WCSP6E
L-MOS SHS series (TC74LCX-equivalent) Base board One-Gate Logic(L-MOS), Schmitt Buffer, SOT-363(US6)
74HC CMOS logic IC series Base board Dual Monostable Multivibrator, SOIC16
Point regulator (single output) Base board 200 mA Fixed Output LDO Regulator, 4.8 V, SOT-25(SMV)
Bias resistor built-in transistor (BRT) Base board NPN Bias Resistor Built-in Transistors (BRT), 1 kΩ/10 kΩ, SOT-723(VESM)
Bias resistor built-in transistor (BRT) Base board PNP Bias Resistor Built-in Transistors (BRT), 10 kΩ/10 kΩ, SOT-723(VESM)
Switching diode Base board 80 V/0.1 A Switching diode, SOD-523(ESC)
Low Dropout (LDO) Linear Voltage Regulator Module board High voltage, Low quiescent current, Fast load transient CMOS Linear Regulator
Low Dropout (LDO) Linear Voltage Regulator Module board High voltage, Low quiescent current, Fast load transient CMOS Linear Regulator

相關文件

我們提供有助於設計和考慮類似電路的材料，例如已安裝產品的應用說明。請點擊每個選項以查看內容。

相關參考設計

Power Multiplexer Circuit Using Common-Drain MOSFET

應用

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Wireless Charger
Such as low power consumption and miniaturization are important in designing wireless charger. Toshiba provides information on a wide range of semiconductor products suitable for power supply unit, inverter circuit unit, etc., along with circuit configuration examples.
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IoT Sensor
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Smart Watch
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詳細資料
Smart Speaker
Such as low power consumption and miniaturization are important in designing smart speaker. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, sensor signal input unit, display unit, etc., along with circuit configuration examples.
詳細資料
Action Camera
Such as low power consumption and miniaturization are important in designing action camera. Toshiba provides information on a wide range of semiconductor products suitable for power supply and charge management units, RF circuit units, display unit, etc., along with circuit configuration examples.
詳細資料

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