4.5V to 17V, 5A, Synchronous Step-Down Voltage Regulator in SOT23 - TPS565201

TPS565201 (ACTIVE)

4.5V to 17V, 5A, Synchronous Step-Down Voltage Regulator in SOT23

 

Description

The TPS565201 is a simple, easy-to-use, 5-A synchronous step-down converter.

The device is optimized to operate with minimum external component counts and also optimized to achieve low standby current.

This switch mode power supply (SMPS) device employs D-CAP2™ control, which provides fast transient response and requires no external compensation components. D-CAP2 also allows the use of low-equivalent series resistance (ESR) specialty polymer capacitors and ceramic output capacitors.

The TPS565201 operates in pulse skip mode, maintaining high efficiency during light load operation.

The TPS565201 device is available in a 6-pin 1.6-mm × 2.9-mm SOT (DDC) package, and operates over a –40°C to 125°C junction temperature range.

Features

  • 5-A Maximum Output Current
  • Integrated 31-mΩ and 16-mΩ FETs
  • D-CAP2™ Mode Control with Fast Transient Response
  • Input Voltage Range: 4.5 V to 17 V
  • Output Voltage Range: 0.76 V to 7 V
  • High Efficiency at Light Loads with Pulse-skipping Eco-mode™
  • 500-kHz Switching Frequency
  • ≤1 µA Shutdown Current
  • 1% Feedback Voltage Accuracy
  • Startup from Pre-Biased Output Voltage
  • Cycle-by-Cycle Current Limit
  • Hiccup-mode Overcurrent Protection
  • Non-Latch UVP, UVLO and TSD Protections

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Parametrics Compare all products in Buck Converter (Integrated Switch)

 
Vin (Min) (V)
Vin (Max) (V)
Vout (Min) (V)
Vout (Max) (V)
Iout (Max) (A)
Regulated Outputs (#)
Switching Frequency (Min) (kHz)
Switching Frequency (Max) (kHz)
Iq (Typ) (mA)
Features
Control Mode
Duty Cycle (Max) (%)
Operating Temperature Range (C)
Rating
Package Group
TPS565201 TPS54527 TPS54528 TPS562201 TPS563201 TPS564201 TPS564208 TPS565208
4.5    4.5    4.5    4.5    4.5    4.5    4.5    4.5   
17    18    18    17    17    17    17    17   
0.76    0.76    0.76    0.76    0.76    0.76    0.76    0.76   
7    6    6    7    7    7    7    7   
5    5    5    2    3    4    4    5   
1    1    1    1    1    1    1    1   
400    650    650    580    580    500    500    500   
600    650    650    580    580    600    600    500   
0.4    0.9    0.9    0.4    0.4    0.4    0.4    0.6   
Enable
Light Load Efficiency
Synchronous Rectification   
Enable
Synchronous Rectification   
Enable
Light Load Efficiency
Synchronous Rectification   
Enable
Light Load Efficiency
Synchronous Rectification   
Enable
Light Load Efficiency
Synchronous Rectification   
Enable
Light Load Efficiency
Synchronous Rectification   
Enable
Synchronous Rectification   
Enable
Synchronous Rectification   
D-CAP2    D-CAP2    D-CAP2    D-CAP2    D-CAP2    D-CAP2    D-CAP2    D-CAP2   
80    85    85    80    80    80    80    80   
-40 to 125    -40 to 85    -40 to 85    -40 to 125    -40 to 125    -40 to 125    -40 to 125    -40 to 125   
Catalog    Catalog    Catalog    Catalog    Catalog    Catalog    Catalog    Catalog   
SOT-23-THIN    SO PowerPAD    SO PowerPAD    SOT-23-THIN    SOT-23-THIN    SOT-23-THIN    SOT-23-THIN    SOT-23-THIN   
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WEBENCH® Designer TPS565201

  Min   Max Range
Vin  V 4.5 to 17.0V
Vout  V 0.765 to 7V
Iout  A ≤ 5A
Ambient Temp  °C -40 to 125°C


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