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IC REG BUCK PROG/3.3V DL 10SON
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FabricanteTexas Instruments
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Peça do Fabricante #TPS62402DRCR
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Pacote VSON-10
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Em Estoque5177
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Programmable (Fixed) |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 2.5V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 1.2V, 1.8V (3.3V) |
| Current - Output | 400mA, 600mA |
| Frequency - Switching | 2.25MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
The TPS62402DRCR operates over an input voltage range from 2.5 V to 6 V, making it suitable for single-cell lithium-ion battery-powered applications. It features a high switching frequency of up to 2.25 MHz, which enables the use of small inductors and capacitors, thus reducing the overall size of the power supply design.
Additionally, the device offers an adjustable output voltage, allowing designers to set the desired voltage levels with external resistors. It also provides features such as Power Save Mode for improved efficiency at light loads, 100% Duty Cycle for low dropout operation, and thermal shutdown for protection.
The TPS62402DRCR is commonly used in applications like smartphones, PDAs, and other portable electronics.
Equivalent
1. Linear Technology (Analog Devices): LTC3417
2. Maxim Integrated: MAX15053
3. Microchip Technology: MCP16331
4. ON Semiconductor: NCP1529
5. STMicroelectronics: ST1S10
6. Richtek: RT8059
These alternatives may offer similar functionalities but can differ in specifications such as output current, voltage range, or efficiency. Always compare technical datasheets to ensure compatibility with your application.
Features
Key features include a fixed-frequency operation of 2.25 MHz, which allows the use of small external components and minimizes output ripple. It supports power-save mode for light load conditions and is equipped with a soft-start function to prevent inrush currents. The TPS62402DRCR also includes thermal shutdown and short-circuit protection for enhanced reliability. Its compact 10-pin VSON package makes it ideal for space-constrained designs. The device is well-suited for applications such as portable instruments, mobile phones, and other consumer electronic devices.
Pinout
Here is a brief overview of its pin functions:
1. EN1 - Enable input for converter 1
2. FB1 - Feedback for converter 1
3. GND - Ground
4. FB2 - Feedback for converter 2
5. EN2 - Enable input for converter 2
6. SW2 - Switch node for converter 2
7. VIN - Input Voltage
8. SW1 - Switch node for converter 1
9. PGND - Power Ground
10. VOS - Output voltage sense
The TPS62402DRCR is designed for portable applications, providing features like high efficiency, low output voltage ripple, and low quiescent current. It supports adjustable output voltages and is ideal for powering microcontrollers and other digital circuits.