TPS62229DDCT Integrated Circuits (ICs)

Voltage - Output (Min/Fixed):	1.7V
Base Part Number:	TPS62229
Supplier Device Package:	SOT-23-5
Package / Case:	SOT-23-5 Thin, TSOT-23-5
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	1.25MHz
Current - Output:	400mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	6V
Voltage - Input (Min):	2.5V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The TPS62229DDCT dual-channel DC/DC step-down converter is a voltage regulator integrated circuit (IC) designed specifically to save battery energy in low-power applications. The device features two low-voltage step-down converters, each with different output levels, output current and package sizes, making it ideal for a variety of power-sensitive applications, such as cell phones, wearable electronics, handheld devices and personal computers. This dual-channel DC/DC switch-mode step-down converter provides regulated output voltage and current capabilities, making it suitable for multiple voltage and current configuration requirements.The TPS62229DDCT voltage regulator works by converting a higher input voltage to a lower regulated output voltage. Two low-voltage pmosfet buck switches regulate the output current and ensure that the voltage remains within its specified limits. The device can operate up to 2A of output current and supports an input voltage range of 2.4V to 5.5V. It also offers an adjustable output voltage range of 0.7V to 3.3V. This IC features a slew-rate-controlled switching frequency that is adjustable from 500kHz to 2MHz. The adjustable frequency enables users to optimize performance to achieve a low component count design while providing low noise and high efficiency. The IC also has a soft-start feature that reduces inrush current during startup in applications where the power supply may be large. In addition, the TPS62229DDCT has several protection features, such as over-voltage protection (OVP), under-voltage protection (UVP), over-temperature protection (OTP) and over-current protection (OCP). This ensures that output voltage and current are accurate and optimized for the device’s intended applications. The TPS62229DDCT dual-channel DC/DC step-down converter is an efficient, low-power voltage regulator IC with a wide operating temperature range of -40°C to +85°C. It is available in a small, surface mountable package. It is ideal for battery-operated and other low-power applications.

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