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LT3507EUHF#TRPBF
+NomenclatureIC REG QD BUCK/LINEAR 38QFN
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LT3507EUHF#TRPBF
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En stock8637
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Spécifications
| Attribut | Valeur |
| Part Status | Active |
| Topology | Step-Down (Buck) (1), Linear (LDO) (1) |
| Number of Outputs | 4 |
| Frequency - Switching | 900kHz ~ 1.1MHz |
| Voltage / Current - Output 1 | 0.8V ~ 32.4V, 2.4A |
| Voltage / Current - Output 2 | 0.8V ~ 32.4V, 1.5A |
| Voltage / Current - Output 3 | 0.8V ~ 32.4V, 1.5A |
| w / LED Driver | No |
| w / Supervisor | No |
| w / Sequencer | Yes |
| Voltage - Supply | 4V ~ 36V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 38-WFQFN Exposed Pad |
| Supplier Device Package | 38-QFN (5x7) |
| Base Product Number | LT3507 |
Présentation
Description
Key features include adjustable output voltage, built-in overcurrent protection, and thermal shutdown capability, making it robust for various industrial and automotive applications. The LT3507 also offers a frequency range that can be adjusted for optimal performance, allowing designers to balance efficiency and response time. Its small footprint and compact design make it suitable for space-constrained applications.
The device is available in a thermally enhanced package, which aids in heat dissipation, ensuring reliable operation under demanding conditions. Overall, the LT3507EUHF#TRPBF is an excellent choice for engineers looking for a reliable and efficient buck converter solution.
Equivalent
Features
- Input Voltage Range: 2.5V to 15V, allowing flexibility in various applications.
- Output Voltage: Adjustable output from 0.8V to 12V, catering to a wide range of requirements.
- Low Dropout Voltage: Approximately 300mV at 1A load, ensuring efficient operation even at low input-output differentials.
- High Output Current: Capable of delivering up to 1A, making it suitable for demanding applications.
- Low Quiescent Current: Typically around 100µA, beneficial for battery-powered devices.
- Power Good Indicator: Provides feedback for stable operation and monitoring.
- Thermal Protection: Integrated thermal shutdown for enhanced reliability.
- Small Package: Available in a compact 3mm x 3mm DFN package, ideal for space-constrained designs.
These features make the LT3507EUHF#TRPBF suitable for applications in portable devices, automotive systems, and other electronic circuits requiring reliable power management.
Pinout
Key functions of the pins include:
1. Input Voltage (VIN) - Supplies power to the chip.
2. Switching Node (SW) - Connects to the inductor and is crucial for the step-down conversion process.
3. Output Voltage (VOUT) - The regulated output voltage.
4. Ground (GND) - Common ground reference for the device.
5. Feedback (FB) - Monitors output voltage for regulation.
6. Compensation (COMP) - Used for stability and frequency response adjustments.
7. Enable (EN) - Turns the regulator on or off.
8. Soft Start (SS) - Controls the ramp-up time of the output voltage.
9. Current Sense (CS) - Monitors current through the switch for protection.
10. Power Good (PG) - Indicates if the output voltage is within regulation limits.
The LT3507 is suitable for applications requiring efficient power management in compact designs.