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TPS5402DR
+StücklisteIC REG BUCK ADJ 1.7A 8SOIC
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HerstellerTexas Instruments
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Herstellerteil #TPS5402DR
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Paket SOP-8
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Auf Lager6356
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.5V |
| Voltage-Input(Max) | 28V |
| Voltage-Output(Min/Fixed) | 0.8V |
| Voltage-Output(Max) | 26.04V |
| Current-Output | 1.7A |
| Frequency-Switching | 50kHz ~ 1.1MHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Übersicht
Description
It features a wide input voltage range, making it suitable for a variety of applications such as distributed power systems, battery-powered devices, and industrial equipment. The regulator provides a stable output voltage adjustable via an external resistor divider and supports output currents up to 2.5 A. Integrated protection features like overcurrent protection, thermal shutdown, and an undervoltage lockout enhance its reliability. The TPS5402DR combines performance and compact design, making it a versatile choice for efficient power management in electronic devices.
Equivalent
1. LM2596 series from Texas Instruments
2. LM2678 from Texas Instruments
3. MP1496 from Monolithic Power Systems
4. MC34063 from ON Semiconductor
5. LMR33630 from Texas Instruments
Ensure that you review datasheets to compare specific parameters such as input voltage range, output current, and switching frequency to match your application requirements.
Features
This regulator also includes several protection features, such as overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing its reliability and robustness. It supports an adjustable output voltage range down to 0.8 V via an external resistor divider. Additionally, the TPS5402DR has a high efficiency of up to 95%, which helps in reducing power loss and heat generation. Its small package size, SOP-8 (Exposed Pad), makes it suitable for space-constrained applications. Overall, the TPS5402DR is ideal for use in a variety of power supply solutions requiring efficient step-down conversion.
Pinout
1. BOOT: Bootstrap capacitor connection for the high-side FET driver.
2. VIN: Input voltage supply pin.
3. SW: Switch node, connected to the inductor.
4. GND: Ground connection.
5. FB: Feedback pin for output voltage regulation.
6. COMP: Compensation pin for external compensation network.
7. EN: Enable pin to turn the device on or off.
8. RT/CLK: Pin to set the switching frequency or synchronize to an external clock.
The TPS5402DR is designed for DC-DC conversion, enabling it to efficiently step down voltage levels for a variety of applications.
Manufacturer
Application
1. Consumer Electronics: Powers components in TVs, set-top boxes, and gaming consoles.
2. Industrial Systems: Provides power for PLCs, measurement devices, and industrial computers.
3. Telecommunications: Supports infrastructure equipment by providing stable voltage levels.
4. Automotive: Used in infotainment systems, lighting, and electronic control units.
5. Computing: Powers peripherals and auxiliary devices in PCs and servers.
6. IoT Devices: Manages power in smart home devices, sensors, and wireless modules.
The TPS5402DR's versatility in handling input voltages and its efficiency makes it suitable for applications requiring reliable step-down voltage regulation.