Abbildungen dienen nur als Referenz
LT3094IDD#PBF
+StücklisteIC REG LIN NEG ADJ 500MA 12DFN
-
HerstellerAnalog Devices Inc.
-
Herstellerteil #LT3094IDD#PBF
-
Datenblatt LT3094IDD#PBF DataSheet
-
Paket DFN-12
-
Auf Lager3002
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tube |
| Part Status | Active |
| Output Configuration | Negative |
| Output Type | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | -2.3V |
| Voltage - Output (Min/Fixed) | -19.5V |
| Voltage - Output (Max) | 0V |
| Voltage Dropout (Max) | 0.41V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 2.35 mA |
| Current - Supply (Max) | 23 mA |
| PSRR | 108dB ~ 28dB (120Hz ~ 10MHz) |
| Control Features | Enable, Power Good, Soft Start |
| Protection Features | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Übersicht
Description
Key features include:
- A wide input voltage range from -20V to -2.5V, allowing for flexibility in various power management applications.
- The ability to achieve an output voltage as low as -19.5V, with adjustable settings via external resistors.
- Low noise and high power supply rejection ratio (PSRR), which are beneficial for noise-sensitive applications.
- Protection features such as current limit and thermal shutdown to ensure reliability and robustness.
The LT3094IDD#PBF is available in a small package, making it ideal for space-constrained applications such as data acquisition systems, instrumentation, and communication equipment.
Equivalent
Features
1. Negative Voltage Regulator: It operates as a negative LDO, which can regulate voltages as low as -20V.
2. Output Current: Provides up to 500mA output current.
3. Low Dropout Voltage: Offers a low dropout voltage of 340mV at full load, which is ideal for applications needing minimal input-output voltage differential.
4. Adjustable Output: The output voltage can be adjusted via external resistors.
5. High PSRR: Exhibits high power supply rejection ratio (PSRR), making it suitable for noise-sensitive applications.
6. Low Noise: Features low output noise of 18µVRMS over a wide bandwidth, enhancing performance in sensitive circuits.
7. Protection Features: Comes with built-in thermal shutdown and current limit protection to safeguard against overloading and overheating.
8. Package: Offered in a 10-Lead Plastic DFN 3mm × 3mm Surface Mount package.
9. Operating Temperature Range: Suitable for operation within the -40°C to 125°C temperature range.
These features make the LT3094IDD#PBF suitable for various applications requiring efficient, low-noise negative voltage regulation.
Pinout
The device is designed for applications that require low output noise and high power supply rejection ratio (PSRR), such as high-speed or high-precision data conversion systems, RF systems, and sensitive analog circuits. Key features include programmable current limit, fast transient response, and programmable output current noise. The LT3094 also provides thermal protection and a precision current limit, making it a robust solution for various demanding applications.
Manufacturer
Application
1. RF and Communications Systems: Provides low-noise power to sensitive RF components and communication devices.
2. Precision Instrumentation: Powers high-precision instruments that require minimal power supply noise for accurate measurements.
3. Data Conversion Systems: Supports high-performance ADCs and DACs by minimizing power supply noise interference.
4. Medical Equipment: Used in medical devices where clean power is crucial for reliable operation.
5. Industrial and Automotive: Ensures stable power for sensitive circuits in industrial and automotive electronics.
Its excellent noise performance and regulation make it ideal for any application requiring precision power delivery.