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TPS40200DRBR
+Lista de MateriaisIC REG CTRLR BUCK 8SON
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FabricanteTexas Instruments
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Peça do Fabricante #TPS40200DRBR
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Ficha Técnica TPS40200DRBR DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 52V |
| Frequency - Switching | 35kHz ~ 500kHz |
| Duty Cycle (Max) | 95% |
| Synchronous Rectifier | No |
| Clock Sync | No |
| Control Features | Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-VDFN Exposed Pad |
| Supplier Device Package | 8-SON (3x3) |
| Base Product Number | TPS40200 |
Visão Geral
Description
With a switching frequency of up to 1MHz, the TPS40200 enables smaller external components, contributing to a compact design. It incorporates advanced features such as voltage-mode control for stable operation and built-in protection mechanisms, including overcurrent and thermal shutdown, enhancing reliability. The device is housed in a compact 20-pin HTQFP package, ensuring ease of integration into various circuit designs. Its efficiency and performance make it an ideal choice for applications like power supplies, industrial equipment, and telecommunications.
Equivalent
Features
1. Wide Input Voltage Range: Accepts input voltages from 4.5V to 17V.
2. Output Voltage Range: Adjustable output voltage down to 0.8V.
3. High Efficiency: Designed to achieve efficient power conversion with minimal heat generation.
4. Synchronous Operation: Utilizes internal N-channel MOSFETs for improved efficiency.
5. Current Mode Control: Provides fast transient response and stable operation across varying loads.
6. Programmable Soft-Start: Allows for controlled start-up to prevent inrush current.
7. Overcurrent Protection: Features built-in protection mechanisms to safeguard against overload conditions.
8. Thermal Shutdown: Prevents device damage by shutting down during overheating.
9. Compact Package: Offered in a 20-pin HTQFP package for space-constrained designs.
10. User-Friendly Design: Easy to implement with external components for tailored applications.
This device is ideal for a variety of applications including DC-DC converters, LED drivers, and battery-powered devices.
Pinout
Key functions of the pins include:
1. VIN - Power input for the device.
2. GND - Ground connection.
3. SW - Switch node for the internal power switch.
4. VOUT - Output voltage pin.
5. COMP - Compensation network connection.
6. CSN/ CSP - Current sense negative/positive pins for overcurrent protection.
7. RAMP - Connects to the ramp generator for controlling the PWM.
8. BOOT - Bootstrap pin used for driving the high-side MOSFET.
9. PH - Phase node for the synchronous rectifier.
10. SS/DEL - Soft-start and delay function pin.
11. SYNC - Synchronization input for external clock timing.
12. PGND - Power ground connection.
The device is designed for high efficiency and can operate in a range of applications, making it suitable for various power management needs.
Manufacturer
Texas Instruments is particularly recognized for its analog electronics and digital signal processing technologies. The TPS40200 is a synchronous buck controller that is primarily used in power management applications, helping to efficiently convert voltage levels in power supply designs. TI's extensive portfolio also includes microcontrollers, processors, and various integrated circuits, making it a key player in the semiconductor industry.
As a company, Texas Instruments emphasizes research and development, aiming to provide advanced solutions that meet the evolving needs of technology and industries around the globe.