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LP38692MPX-3.3
+BOMIC REG LINEAR 3.3V 1A SOT-223-5
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #LP38692MPX-3.3
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Bảng dữ liệu LP38692MPX-3.3 DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 10V |
| Voltage - Output (Min / Fixed) | 3.3V |
| Voltage Dropout (Max) | 1V @ 1A |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 55 µA |
| PSRR | 55dB (120Hz) |
| Protection Features | Over Temperature |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-5, TO-261AB |
| Supplier Device Package | SOT-223-5 |
| Base Product Number | LP38692 |
| Current - Supply (Max) | 100 µA |
Tổng quan
Description
Key specifications include a maximum output current of 1A, a dropout voltage typically around 300 mV at full load, and a wide input voltage range, typically from 4.5V to 20V. The device also includes thermal protection and current limiting features to ensure safe operation.
The LP38692MPX-3.3 is packaged in a compact surface-mount format, which aids in saving board space. Its low noise output is particularly beneficial in sensitive analog applications. Overall, the LP38692MPX-3.3 combines performance and efficiency, making it a reliable choice for designers needing a robust power supply solution.
Equivalent
1. LM1117-3.3 - Low dropout regulator with similar specifications.
2. MIC5205-3.3 - Another low dropout option with a higher output current capability.
3. LT1086-3.3 - Low dropout linear regulator from Linear Technology.
Always check datasheets for specific electrical characteristics and ensure compatibility with your circuit requirements.
Features
1. Input Voltage Range: Operates with a wide input voltage range, typically up to 20V.
2. Low Dropout Voltage: Offers a low dropout voltage, typically around 300mV at 1A load current, ensuring efficient operation.
3. Output Current: Capable of supplying up to 1A of continuous output current.
4. Thermal Protection: Includes thermal overload protection to prevent damage under excessive heat conditions.
5. Short-Circuit Protection: Features built-in short-circuit protection for enhanced reliability.
6. Low Quiescent Current: Exhibits low quiescent current, making it suitable for battery-powered applications.
7. Stability: Compatible with a wide range of output capacitors, providing stable operation with ceramic, tantalum, or aluminum electrolytic capacitors.
8. Package: Available in a compact industry-standard package (TO-220 or similar), facilitating easy integration into various designs.
This combination of features makes the LP38692MPX-3.3 ideal for various electronic applications, including portable devices and embedded systems.
Pinout
1. Input (Vin) - Connects to the input voltage source.
2. Ground (GND) - The reference ground for the device.
3. Output (Vout) - Provides the regulated output voltage (3.3V).
4. Enable (EN) - Controls the output; active high to enable the regulator.
5. Bypass (BP) - Connects to an external capacitor for noise filtering.
6. NC (No Connect) - Not connected internally; can be left floating.
7. Feedback (FB) - Used for voltage regulation feedback.
8. SHDN - Shutdown pin; low to disable the output regulator.
The LP38692MPX-3.3 is designed for applications requiring a stable 3.3V power supply with low dropout voltage, making it suitable for battery-operated devices.
Manufacturer
Application
1. Power Management: Provides stable output voltage for microcontrollers, DSPs, and FPGAs.
2. Consumer Electronics: Supplies power to portable devices like smartphones and tablets.
3. Industrial Equipment: Used in automation and control systems for reliable operation.
4. Telecommunications: Powers communication devices and networking equipment.
5. LED Drivers: Supports LED lighting applications with regulated voltage.
6. Battery-Powered Devices: Ensures efficient power usage and voltage regulation in battery-operated systems.
Its compact design and low quiescent current make it suitable for space-constrained applications.