Overview
The ADA4432-1BRJZ-R2, produced by Analog Devices Inc., is a single-ended input/single-ended output video filter amplifier designed for various video applications. This component is part of the ADA4432-1 series and is notable for its integrated short-to-battery and short-to-ground protection, making it robust in hostile environments such as automotive systems. The ADA4432-1 operates on a single supply voltage ranging from 2.6 V to 3.6 V, making it versatile for different power requirements. It features a high-order filter with a −3 dB cutoff frequency at 10 MHz and 45 dB of rejection at 27 MHz, ensuring high-quality video signal transmission.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 2.6 to 3.6 | V |
| Input Voltage Range | 0 to 1.34 (ADA4432-1), 0 to 1.3 (ADA4432-1W) | V |
| Input Resistance | >1.0 GΩ | |
| Input Capacitance | 8 pF | |
| Input Bias Current | 35 pA | |
| Output Offset Voltage | 192 to 300 mV | mV |
| Output Voltage Swing | 0.28 +VS − 0.42 V (RL = 150 Ω) | V |
| Linear Output Current | ±37 mA | mA |
| Short-Circuit Output Current | ±50 mA | mA |
| Short-to-Battery Protection Range | +VS up to 18 V | V |
| Operating Temperature Range | −40 to +125 °C | °C |
| Package Type | 6-Lead SOT-23 |
Key Features
- Integrated Protection: Short-to-battery and short-to-ground protection up to 18 V, eliminating the need for large output coupling capacitors and other protective circuits.
- High-Order Filter: −3 dB cutoff frequency at 10 MHz and 45 dB of rejection at 27 MHz, ensuring high-quality video signal transmission.
- Fixed Gain: Internally fixed gain of 2 V/V, suitable for SD video applications including NTSC and PAL.
- Low Power Consumption: Operates on single supplies as low as 2.6 V, making it energy-efficient.
- Robust ESD Tolerance: Designed to withstand harsh environments, particularly in automotive applications.
- Compact Packaging: Available in 6-Lead SOT-23 and 8-Lead LFCSP packages, suitable for space-constrained designs.
Applications
- Automotive Video Systems: Ideal for use in automotive environments due to its robust protection features and wide operating temperature range.
- SD Video Applications: Suitable for NTSC and PAL video systems, ensuring high-quality video signal transmission.
- Industrial Video Equipment: Can be used in various industrial video applications requiring reliable and high-quality video signal processing.
- Consumer Electronics: Applicable in consumer electronics such as video cameras, monitors, and other video processing devices.
Q & A
- What is the primary function of the ADA4432-1BRJZ-R2?
The ADA4432-1BRJZ-R2 is a single-ended input/single-ended output video filter amplifier designed to drive long back-terminated cables and provide high-quality video signal transmission.
- What is the supply voltage range for the ADA4432-1BRJZ-R2?
The supply voltage range is from 2.6 V to 3.6 V.
- What kind of protection does the ADA4432-1BRJZ-R2 offer?
The ADA4432-1BRJZ-R2 offers short-to-battery and short-to-ground protection up to 18 V.
- What is the cutoff frequency of the ADA4432-1BRJZ-R2 filter?
The −3 dB cutoff frequency is at 10 MHz.
- What is the typical out-of-band rejection of the ADA4432-1BRJZ-R2?
The typical out-of-band rejection is 45 dB at 27 MHz.
- What is the fixed gain of the ADA4432-1BRJZ-R2?
The fixed gain is 2 V/V.
- In what package types is the ADA4432-1BRJZ-R2 available?
The ADA4432-1BRJZ-R2 is available in 6-Lead SOT-23 and 8-Lead LFCSP packages.
- What is the operating temperature range of the ADA4432-1BRJZ-R2?
The operating temperature range is from −40°C to +125°C.
- Is the ADA4432-1BRJZ-R2 suitable for automotive applications?
Yes, it is designed to withstand the harsh conditions of automotive environments.
- Does the ADA4432-1BRJZ-R2 require large output coupling capacitors?
No, the integrated short-to-battery protection eliminates the need for large output coupling capacitors.
