ADA4610-1ARZ-RL7 - Precision JFET Op Amp | Analog Devices
MPN: ADA4610-1ARZ-RL7 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.04 | $2.04 |
| 10 | $1.83 | $18.30 |
| 100 | $1.63 | $163.00 |
| 500 | $1.47 | $735.00 |
| 1,000 | $1.32 | $1,320.00 |
Drop-in alternatives for ADA4610-1ARZ-RL7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
ADA4610-1ARZ
✅ Drop-In✓ In Stock
$1.82 / Unit
View Datasheet →ADA4610-1ARZ-RL
✅ Drop-In📋 Reference alternative (not in catalog)
ADA4610-2ARZ
✅ Drop-In✓ In Stock
$2.19 / Unit
View Datasheet →OPA140AID
✅ Drop-In📋 Reference alternative (not in catalog)
OPA197ID
✅ Drop-In📋 Reference alternative (not in catalog)
ADA4610-1ARZ-RL7 Maximum Ratings & Electrical Characteristics
| Amplifier Type | JFET |
| Number of Circuits | 1 |
| Output Type | Rail-to-Rail |
| Slew Rate | 61 V/µs |
| Gain Bandwidth Product | 16.3 MHz |
| Current - Input Bias | 2 pA |
| Voltage - Input Offset | 75 µV |
| Current - Supply | 1.7 mA |
| Current - Output / Channel | 24 mA |
| Voltage - Supply Span (Min) | 9 V |
| Voltage - Supply Span (Max) | 30 V |
| Operating Temperature | -40°C to +125°C |
| Package / Case | 8-SOIC |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
ADA4610-1ARZ-RL7 Pin Configuration
| Pin 1 | OFFSET NULL — Offset null adjustment |
| Pin 2 | IN- — Inverting input |
| Pin 3 | IN+ — Non-inverting input |
| Pin 4 | V- — Negative supply |
| Pin 5 | OFFSET NULL — Offset null adjustment |
| Pin 6 | OUT — Output |
| Pin 7 | V+ — Positive supply |
| Pin 8 | NC — No connect |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
ADA4610-1ARZ-RL7 is suitable for 6 applications: Photodiode Amplifier, Precision Instrumentation, Active Filters, Medical Equipment, Audio Signal Conditioning, Industrial Process Control.
Photodiode Amplifier
The ADA4610-1ARZ-RL7's ultra-low input bias current of 2 pA and low voltage noise of 7.3 nV/√Hz make it ideal for transimpedance amplifiers in photodiode applications. The JFET input minimizes leakage current, preserving the small photocurrent signal. With a gain bandwidth product of 16.3 MHz, it supports high-speed optical sensing. The rail-to-rail output allows direct interface to ADCs. For best performance, use a feedback capacitor to compensate for input capacitance and maintain stability.
Recommended
Precision Instrumentation
In precision instrumentation, the ADA4610-1ARZ-RL7 provides low offset voltage (75 µV max) and low drift, ensuring accurate measurement. Its high open-loop gain of 120 dB and CMRR of 110 dB reject common-mode noise. The device operates from ±15V supplies, ideal for industrial sensors. Use it in bridge amplifiers, thermocouple conditioners, and data acquisition front-ends. The low bias current prevents loading of high-impedance sources, maintaining signal integrity.
Recommended
Active Filters
The ADA4610-1ARZ-RL7's 16.3 MHz gain bandwidth product and 61 V/µs slew rate enable high-performance active filters. Its low noise and distortion preserve signal quality in audio and communication systems. The rail-to-rail output maximizes dynamic range. Design multiple-pole low-pass, high-pass, or band-pass filters with ease. For optimal stability, use appropriate feedback components and keep parasitic capacitance low.
Recommended
Medical Equipment
In medical devices like ECG and EEG monitors, the ADA4610-1ARZ-RL7 offers low noise and high input impedance, crucial for capturing weak bio-signals. Its low bias current minimizes electrode polarization effects. The wide supply range supports battery operation. The device's precision ensures reliable diagnostics. Use it in instrumentation amplifiers and signal conditioning stages. Ensure proper shielding and grounding to minimize interference.
Recommended
Audio Signal Conditioning
The ADA4610-1ARZ-RL7's low noise (7.3 nV/√Hz) and low distortion make it suitable for high-quality audio preamplifiers and equalizers. Its JFET input provides high input impedance, preserving the signal from high-impedance sources like guitar pickups. The rail-to-rail output allows maximum headroom. Use it in active crossover networks and headphone amplifiers. For best audio performance, use high-quality passive components and proper grounding.
Recommended
Industrial Process Control
In industrial control systems, the ADA4610-1ARZ-RL7 provides robust performance over -40°C to +125°C. Its low offset and drift ensure accurate process variable measurement. The device can operate from 24V industrial supplies. Use it in PID controllers, signal conditioners, and actuator drivers. The rail-to-rail output interfaces directly with ADCs and microcontrollers. For harsh environments, consider conformal coating and proper ESD protection.
Recommended
Recommended Products Summary
Engineering reference data for ADA4610-1ARZ-RL7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | ADA4610-1ARZ | ADA4610-1ARZ-RL | ADA4610-2ARZ | OPA140AID | OPA197ID |
|---|---|---|---|---|---|---|
| Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments | Texas Instruments |
| Number of Circuits | 1 | 1 | 1 | 2 | 1 | 1 |
| Supply Voltage Range | 9V to 30V | 9V to 30V | 9V to 30V | 9V to 30V | 4.5V to 36V | 4.5V to 36V |
| Input Bias Current | 2 pA | 2 pA | 2 pA | 2 pA | 10 pA | 5 pA |
| Input Voltage Noise | 7.3 nV/√Hz | 7.3 nV/√Hz | 7.3 nV/√Hz | 7.3 nV/√Hz | 5.5 nV/√Hz | 5.5 nV/√Hz |
| Gain Bandwidth Product | 16.3 MHz | 16.3 MHz | 16.3 MHz | 16.3 MHz | 11 MHz | 10 MHz |
| Slew Rate | 61 V/µs | 61 V/µs | 61 V/µs | 61 V/µs | 20 V/µs | 20 V/µs |
Key Differentiators
- Ultra-low input bias current of 2 pA (vs OPA140AID)
- Higher gain bandwidth product of 16.3 MHz (vs OPA197ID)
- Faster slew rate of 61 V/µs (vs OPA140AID)
Design Notes
For optimal performance, use a clean, low-noise power supply. Decouple each supply pin with a 0.1 µF ceramic capacitor placed as close to the pin as possible, and a 10 µF tantalum capacitor for bulk decoupling. The ADA4610-1ARZ-RL7 operates from 9V to 30V single supply or ±4.5V to ±15V dual supply. Ensure the supply voltage does not exceed the absolute maximum ratings to prevent damage.
For high-impedance inputs, minimize PCB leakage by using guard rings around the input pins and keeping the traces short. Avoid running high-speed digital traces near the input to reduce coupling. Use a ground plane to provide a low-impedance return path and shield the sensitive analog circuitry. Place the feedback resistor close to the inverting input to reduce parasitic capacitance.
The input common-mode range extends to the negative rail but not to the positive rail. Exceeding the positive common-mode limit can cause phase reversal. Also, the output can swing within 20 mV of the rails, but for best linearity, avoid operating near the limits. Ensure the load resistance is not too low; the device can drive 600 Ω loads, but lower impedances may increase distortion.
Compliance Information
EU RoHS compliant and REACH compliant per Abacus Technologies. Not AEC-Q100 qualified.
