ADA4051-1ARJZ-R2 Model Information

General Description

The ADA4051-1ARJZ-R2 is a CMOS, micropower, zero-drift operational amplifier from Analog Devices. It features rail-to-rail input/output swing and extremely low offset voltage while operating from a 1.8 V to 5.5 V power supply.

Key Features

• Supply Voltage Range: 1.8 V to 5.5 V
• Supply Current: 13 μA typical (17 μA max)
• Offset Voltage: 2 μV typical (15 μV max)
• Offset Voltage Drift: 20 nV/°C typical
• PSRR (Power Supply Rejection Ratio): 110 dB minimum
• CMRR (Common-Mode Rejection Ratio): 110 dB minimum
• Operating Temperature Range: -40°C to +125°C
• Unity-Gain Stable: Yes
• Package Type: 5-Lead SOT-23 (RJ-5)

Package Information

• Package Option: RJ-5 (5-Lead Small Outline Transistor Package [SOT-23])
• Branding: A0U
• Dimensions:Width: 1.60 mm (max)Length: 2.90 mm (max)Height: 1.45 mm (max)
• Compliance: RoHS Compliant (indicated by "Z" in model number)

Ordering Information

• Model Number: ADA4051-1ARJZ-R2
• Temperature Range: -40°C to +125°C
• Reel Size: R2 (7-inch reel, quantity varies)

Applications

• Pressure and position sensors
• Temperature measurements
• Electronic scales
• Medical instrumentation
• Battery-powered equipment
• Handheld test equipment

Pin Configuration (5-Lead SOT-23)

1. OUT (Output)
2. V- (Negative Supply)
3. +IN (Non-Inverting Input)
4. -IN (Inverting Input)
5. V+ (Positive Supply)

Absolute Maximum Ratings

• Supply Voltage: 6 V
• Input Voltage: ±Vs ± 0.3 V
• Input Current: ±10 mA
• Differential Input Voltage: ±Vs
• Operating Temperature Range: -40°C to +125°C
• Storage Temperature Range: -65°C to +150°C

Revision History

• Rev. C (3/16): Updated package references and electrical characteristics.
• Rev. B (1/10): Added SC-70 package option and updated performance data.
• Rev. A (10/09): Added SOT-23 and LFCSP package options.
• Rev. 0 (7/09): Initial release.