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SC8749Q

36V Automotive Buck-Boost Converter with I2C Interface

SC8749QSC8749Q

SC8749Q

36V Automotive Buck-Boost Converter with I2C Interface

The SC8749Q is a buck-boost converter with four integrated power switches capable of regulating the output voltage at, above, or below the input voltage. The SC8749Q operates over 3.7V to 36V wide input voltage and can output 2.5V to 20V voltage to support a variety of applications. The SC8749Q is suitable for a variety of multi-purpose automotive and industrial applications such as ADAS and automotive lighting application. The SC8749Q employs current mode control scheme. The quasi-constant switching frequency could be set at 200kHz/400kHz/600kHz/1MHz through I2C. The SC8749Q also provides optional spread spectrum to optimize EMI performance. The SC8749Q offers output over-voltage protection, cycle-by-cycle current limit, output under-voltage protection, input-over-voltage and thermal shutdown protection. The SC8749Q is available in 34-pin 4mm x 5mm x 0.85mm wettable flank QFN packages.
SC8749Q
The SC8749Q is a buck-boost converter with four integrated power switches capable of regulating the output voltage at, above, or below the input voltage. The SC8749Q operates over 3.7V to 36V wide input voltage and can output 2.5V to 20V voltage to support a variety of applications. The SC8749Q is suitable for a variety of multi-purpose automotive and industrial applications such as ADAS and automotive lighting application. The SC8749Q employs current mode control scheme. The quasi-constant switching frequency could be set at 200kHz/400kHz/600kHz/1MHz through I2C. The SC8749Q also provides optional spread spectrum to optimize EMI performance. The SC8749Q offers output over-voltage protection, cycle-by-cycle current limit, output under-voltage protection, input-over-voltage and thermal shutdown protection. The SC8749Q is available in 34-pin 4mm x 5mm x 0.85mm wettable flank QFN packages.
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Product Details

Technical Documentation

Applications

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We offer a one-stop solution for ADAS ECUs and camera/radar modules.
2024.12.26
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Parameter NameParameter Value
VIN range3.7-36V
Abs. VIN (max)40V
Vout range2.5V-25V
IOUT range5A
MOSInt. four FETs
Parameter NameParameter Value
TopologyBuck-boost
Fsw200kHz/400kHz/600kHz/1000kHz
Prog. VoutFB / I2C
PackageQFN-34 4x5
FeaturesShort to Battery Protect, Spread spectrum, Wettable Flank
Parameter NameParameter Value
VIN range3.7-36V
Abs. VIN (max)40V
Vout range2.5V-25V
IOUT range5A
MOSInt. four FETs
TopologyBuck-boost
Fsw200kHz/400kHz/600kHz/1000kHz
Prog. VoutFB / I2C
PackageQFN-34 4x5
FeaturesShort to Battery Protect, Spread spectrum, Wettable Flank