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TPS55340QRTERQ1
+Lista de MateriaisIC REG BOOST ADJ 5.25A 16WQFN
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FabricanteTexas Instruments
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Peça do Fabricante #TPS55340QRTERQ1
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Pacote WQFN-16
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Em Estoque3590
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Function | Step-Up |
| Output Configuration | Positive, Isolation Capable |
| Topology | Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.9V |
| Voltage - Input (Max) | 38V |
| Voltage - Output (Min/Fixed) | 2.9V |
| Voltage - Output (Max) | 38V |
| Current - Output | 5.25A (Switch) |
| Frequency - Switching | 94kHz ~ 2.55MHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include a 2.5 A switch current limit, adjustable switching frequency of 200 kHz to 2.2 MHz, and an integrated power switch. It also offers an external compensation for enhanced stability and transient response. The TPS55340QRTERQ1 is equipped with built-in protection features such as thermal shutdown, over-voltage protection, and cycle-by-cycle current limit to ensure reliable performance.
The device is available in a 16-pin WQFN package, optimizing space and thermal performance. Its robust design and high efficiency make it suitable for automotive LED lighting, infotainment systems, and other applications where size, reliability, and performance are critical.
Equivalent
1. LT8330 from Analog Devices: A 40V, 3A synchronous step-up DC/DC converter.
2. MAX1771 from Maxim Integrated: A high-efficiency, low quiescent-current, step-up DC-DC controller.
3. NCP1403 from ON Semiconductor: A low-noise, step-up converter.
These alternatives may differ in features and specifications, so review their datasheets to ensure compatibility with your application.
Features
1. Wide Input Voltage Range: Supports 2.9 V to 38 V, making it suitable for automotive applications.
2. High Output Voltage: Capable of boosting up to 50 V, which is ideal for driving high-brightness LEDs or powering sensors.
3. Integrated 5 A Switch: Provides robust performance with an integrated 5 A, 40 V power switch.
4. Programmable Switching Frequency: Allows flexibility in design, adjustable from 200 kHz to 2.2 MHz.
5. Efficiency: Achieves high efficiency through synchronous rectification and low RDS(on).
6. Protection Features: Includes thermal shutdown, overcurrent protection, and undervoltage lockout for enhanced reliability.
7. AEC-Q100 Qualified: Meets automotive standards for reliability and quality.
8. Small Package: Available in a compact 16-pin VQFN package, optimizing space in constrained designs.
These features make the TPS55340QRTERQ1 a versatile and reliable choice for boosting applications in automotive and industrial environments.
Pinout
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. SW: Switch node for the inductor.
4. FB: Feedback input for voltage regulation.
5. COMP: Compensation pin to stabilize the feedback loop.
6. EN: Enable pin to turn the device on or off.
7. SS: Soft-start pin to control the startup time.
8. RT/CLK: Sets the switching frequency or synchronizes with an external clock.
9. PG: Power good indicator.
10. VCC: Internal regulator output, usually decoupled with a capacitor.
11. VOUT: Output voltage, often connected to the load.
12. ILIM: Current limit adjustment.
13. SYNC: Synchronization input for frequency control.
14. AGND: Analog ground.
15. PGND: Power ground.
16. DIM: Dimming pin for brightness control in LED applications.
The TPS55340QRTERQ1 is designed to deliver high efficiency for automotive power supply systems, providing adjustable output voltage and current limiting features.