TPS92315DBVT

Voltage - Output:	--
Base Part Number:	TPS92315
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Mounting Type:	Surface Mount
Operating Temperature:	-20°C ~ 125°C (TJ)
Applications:	--
Dimming:	--
Frequency:	130kHz
Current - Output / Channel:	--
Series:	--
Voltage - Supply (Max):	35V
Voltage - Supply (Min):	9V
Number of Outputs:	1
Internal Switch(s):	No
Topology:	Flyback
Type:	AC DC Offline Switcher
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

TPS92315DBVT is a PMIC, more specifically, an LED Driver, based on linear technology. The device has extensive application fields and works on a simple, but effective, principle. Today, we\'ll delve into both.

Application fields

The TPS92315DBVT is largely used for a wide range of low voltage accent and ambient lighting applications, such as automotive exterior, interior, and engine bay lighting. Other applications include dust-proof lighting, backlit keypads, flashlights, commercial decoration lighting, and more.The device integrates a wide range of features, making it easy and efficient to use. On top of that, its low-voltage architecture makes it well-suited for battery-operated devices.

Features

The TPS92315DBVT comes with several features that make it attractive to designers, such as the following:

• Integrated dimming control
• High efficiency
• High side current sensing
• Load disconnect
• Programmable current-limit
• Low voltage protection
• Temperature protection
• Thermal shutdown

All these features enable designers to create efficient and sophisticated accent and ambient lighting applications.

Work Principle

At its core, the TPS92315DBVT works on two main principles. First, it turns an input voltage into a constant output current. Second, it sums the output current of multiple LED strings. The device works by combining a PWM dimming control input and a reference signal. This enables the TPS92315DBVT to monitor the LED string Current and control the LED brightness. More specifically, the dimming control signal can be used to adjust the LED current, while the output current can be adjusted with the reference signal.

Conclusion

In conclusion, the TPS92315DBVT is a PMIC specifically designed for a wide range of accent and ambient lighting applications. It integrates a variety of features such as dimming control, high efficiency, low voltage protection, and more, enabling designers to create efficient and sophisticated solutions. The device works on two main principles, namely turning an input voltage into a constant output current and summing the output current of multiple LED strings. To sum it up, the TPS92315DBVT is an excellent choice for accent and ambient lighting applications due to its flexibility, efficiency, and robust features.

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