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TPS563201 Series

4.5 V to 17 V input, 3 A output, synchronous step-down converter in Eco-mode

Manufacturer: Texas Instruments

Catalog(2 parts)

PartOutput TypeSupplier Device PackageMounting TypeVoltage - Input (Max)FunctionTopologyOutput ConfigurationOperating TemperatureOperating TemperatureFrequency - SwitchingNumber of OutputsCurrent - OutputVoltage - Input (Min)Package / CaseVoltage - Output (Min/Fixed)Voltage - Output (Max)Synchronous Rectifier
Texas Instruments
TPS563201DDCR
Buck Switching Regulator IC Positive Adjustable 0.768V 1 Output 3A SOT-23-6 Thin, TSOT-23-6
Adjustable
SOT-23-THIN
Surface Mount
17 V
Step-Down
Buck
Positive
125 °C
-40 °C
580000 Hz
1 ul
3 A
4.5 V
SOT-23-6 Thin, TSOT-23-6
0.7680000066757202 V
7 V
Texas Instruments
TPS563201DDCT
Buck Switching Regulator IC Positive Adjustable 0.768V 1 Output 3A SOT-23-6 Thin, TSOT-23-6
Adjustable
SOT-23-THIN
Surface Mount
17 V
Step-Down
Buck
Positive
125 °C
-40 °C
580000 Hz
1 ul
3 A
4.5 V
SOT-23-6 Thin, TSOT-23-6
0.7680000066757202 V
7 V

Key Features

TPS563201 and TPS563208 3A converter integrated 95mΩ and 57mΩ FETsD-CAP2™ control scheme with fast transient responseInput voltage range: 4.5V to 17VOutput voltage range: 0.76V to 7VPulse-skip mode (TPS563201) or continuous current mode (TPS563208)580kHz switching frequencyLow shutdown current less than 20µA2% feedback voltage accuracy (25°C)Startup from prebiased output voltageCycle-by-cycle overcurrent limitHiccup-mode overcurrent protectionNon-latch UVP and TSD protectionsFixed soft start: 1.0msCreate a custom design using the TPS56320x with theWEBENCH Power DesignerTPS563201 and TPS563208 3A converter integrated 95mΩ and 57mΩ FETsD-CAP2™ control scheme with fast transient responseInput voltage range: 4.5V to 17VOutput voltage range: 0.76V to 7VPulse-skip mode (TPS563201) or continuous current mode (TPS563208)580kHz switching frequencyLow shutdown current less than 20µA2% feedback voltage accuracy (25°C)Startup from prebiased output voltageCycle-by-cycle overcurrent limitHiccup-mode overcurrent protectionNon-latch UVP and TSD protectionsFixed soft start: 1.0msCreate a custom design using the TPS56320x with theWEBENCH Power Designer

Description

AI
The TPS563201 and TPS563208 are simple, easy-to-use, 3A synchronous step-down converters in SOT-23 package. The devices are designed to operate with minimum external component counts and also designed to achieve low standby current. These switch mode power supply (SMPS) devices employ D-CAP2 control scheme providing a fast transient response and supporting both low equivalent series resistance (ESR) output capacitors such as specialty polymer and ultra-low ESR ceramic capacitors with no external compensation components. The TPS563201 operates in pulse skip mode, which maintains high efficiency during light load operation. The TPS563201 and TPS563208 are available in a 6-pin 1.6mm × 2.9mm SOT (DDC) package, and specified from a –40°C to 125°C junction temperature. The TPS563201 and TPS563208 are simple, easy-to-use, 3A synchronous step-down converters in SOT-23 package. The devices are designed to operate with minimum external component counts and also designed to achieve low standby current. These switch mode power supply (SMPS) devices employ D-CAP2 control scheme providing a fast transient response and supporting both low equivalent series resistance (ESR) output capacitors such as specialty polymer and ultra-low ESR ceramic capacitors with no external compensation components. The TPS563201 operates in pulse skip mode, which maintains high efficiency during light load operation. The TPS563201 and TPS563208 are available in a 6-pin 1.6mm × 2.9mm SOT (DDC) package, and specified from a –40°C to 125°C junction temperature.