30ADP3634 High Precision Voltage Reference

Analog Devices Power_Management — specifications, applications, sourcing support and RFQ.

30ADP3634 High Precision Voltage Reference

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Part Number
30ADP3634
Manufacturer
Analog Devices
Package
8-lead PDIP and 8-lead SOIC; die option mentioned, dimensions not included in provided text
Category
Power Management
Product Type
LDO Regulator

Quick Sourcing Note

30ADP3634 from Analog Devices is a Power_Management high precision voltage reference supplied in 8-lead PDIP and 8-lead SOIC packages, with a die option mentioned. Extracted datasheet facts describe selectable 2.5 V and 3.0 V outputs, 4.0 V to 36 V input operation for 2.5 V mode, and 4.5 V to 36 V input operation for 3.0 V mode. The device can source or sink up to 10 mA in series or shunt operation, supports output trim, provides a temperature output pin, and specifies low-frequency output noise, line regulation, load regulation, drift, quiescent current, and absolute maximum ratings for voltage-reference applications.

Specifications

TypeDescription
Part Number30ADP3634
ManufacturerAnalog Devices
Product TypeLDO Regulator
CategoryPower Management
Package / Case8-lead PDIP and 8-lead SOIC; die option mentioned, dimensions not included in provided text
Component TypePower_IC
Output Voltage2.495 V min, 2.505 V max; 2.5 V output, AD780AN/AD780AR, TA=25°C, VIN=5 V
Output Voltage2.4985 V min, 2.5015 V max; 2.5 V output, AD780CR, TA=25°C, VIN=5 V
Output Voltage2.499 V min, 2.501 V max; 2.5 V output, AD780BN/AD780BR, TA=25°C, VIN=5 V
Output Voltage2.995 V min, 3.005 V max; 3.0 V output, AD780AN/AD780AR, TA=25°C, VIN=5 V
Output Voltage2.9950 V min, 3.0050 V max; 3.0 V output, AD780CR, TA=25°C, VIN=5 V
Output Voltage2.999 V min, 3.001 V max; 3.0 V output, AD780BN/AD780BR, TA=25°C, VIN=5 V
Output Voltage Drift7 ppm/°C max; -40°C to +85°C, AD780AN/AD780AR
Output Voltage Drift7 ppm/°C max; -40°C to +85°C, AD780CR
Output Voltage Drift3 ppm/°C max; -40°C to +85°C, AD780BN/AD780BR
Output Voltage Drift20 ppm/°C max; -55°C to +125°C, AD780AN/AD780AR and AD780CR
Line Regulation10 µV/V max; 2.5 V output, 4 V <= VIN <= 36 V, TMIN to TMAX
Line Regulation10 µV/V max; 3.0 V output, 4.5 V <= VIN <= 36 V, TMIN to TMAX
Load Regulation50 µV/mA max; series mode, sourcing, 0 mA < IOUT < 10 mA
Load Regulation75 µV/mA max; series mode, sourcing, TMIN to TMAX
Load Regulation75 µV/mA max; series mode, sinking, -10 mA < IOUT < 0 mA, -40°C to +85°C
Load Regulation150 µV/mA max; series mode, sinking, -55°C to +125°C
Load Regulation75 µV/mA max; shunt mode, ISHUNT < 10 mA
Quiescent Current0.75 mA typ, 1.0 mA max; 2.5 V series mode, -40°C to +85°C
Quiescent Current0.8 mA typ, 1.3 mA max; 2.5 V series mode, -55°C to +125°C
Quiescent Current Increase100 µA typ; 3.0 V mode additional current
Quiescent Current Increase2 µA/V; input voltage above 5 V
Minimum Shunt Current0.7 mA typ, 1.0 mA max; shunt mode
Output Noise4 µV p-p typ; 0.1 Hz to 10 Hz
Output Noise Spectral Density100 nV/√Hz typ; 100 Hz
Long-Term Stability20 ppm/1000 hr typ; noncumulative drift
Trim Range±4.0% typ; output trim
Temperature Pin Voltage Output500 mV min, 560 mV typ, 620 mV max; TA=25°C
Temperature Pin Sensitivity1.9 mV/°C typ; temperature output pin
Temperature Pin Output Resistance3 kΩ typ; temperature output pin
Short-Circuit Current to Ground30 mA typ; output shorted to ground
Specified Temperature Range-40°C min, +85°C max; A, B, and C grades
Operating Temperature Range-55°C min, +125°C max; A, B, and C grades; device functional outside specified performance range
Input Voltage Range4.0 V to 36 V; 2.5 V output operation
Input Voltage Range4.5 V to 36 V; 3.0 V output operation
Output Current CapabilitySource or sink up to 10 mA; series or shunt operation
Supply Bypass Capacitor1 µF; recommended from +VIN to GND if load capacitance exceeds 1 nF
Absolute Maximum VIN to Ground36 V; stress rating
Absolute Maximum TRIM Pin to Ground36 V; stress rating
Absolute Maximum TEMP Pin to Ground36 V; stress rating
Power Dissipation500 mW; TA=25°C, absolute maximum rating
Storage Temperature-65°C to +150°C; absolute maximum rating
Lead Temperature300°C; soldering, 10 sec
ESD ClassificationClass 1, 1000 V; ESD rating
Output Selection2.5 V when Pin 8 is not connected; 3.0 V when Pin 8 is grounded
Datasheet Statusrequest_only

Product Overview

30ADP3634 is listed as an Analog Devices Power_Management component and identified from the extracted datasheet facts as a high precision voltage reference. The provided package information names 8-lead PDIP and 8-lead SOIC options, with a die option mentioned and no package dimensions included in the supplied text.

The reference supports selectable 2.5 V or 3.0 V operation. The O/P SELECT pin configuration sets 2.5 V when Pin 8 is not connected and 3.0 V when Pin 8 is grounded. For 2.5 V operation, the input range is 4.0 V to 36 V; for 3.0 V operation, the input range is 4.5 V to 36 V. The device can source or sink up to 10 mA in series or shunt operation.

Electrical data includes output-voltage limits for A, B, and C grades, drift limits across specified temperature ranges, line regulation, load regulation, quiescent current, shunt current, output noise, long-term stability, trim range, and temperature-pin behavior. Assembly-related limits include 300°C lead temperature for 10 seconds, 500 mW power dissipation at TA=25°C, and Class 1, 1000 V ESD classification.

Key Features

  • Selectable 2.5 V or 3.0 V reference output
  • 2.5 V mode operates from 4.0 V to 36 V input
  • 3.0 V mode operates from 4.5 V to 36 V input
  • Sources or sinks up to 10 mA
  • Series and shunt operation supported
  • 10 µV/V maximum line regulation specified
  • 4 µV p-p typical noise from 0.1 Hz to 10 Hz
  • 20 ppm/1000 hr typical noncumulative long-term stability
  • ±4.0% typical output trim range
  • Temperature output pin with 1.9 mV/°C typical sensitivity

Typical Applications

  • 2.5 V reference rails
  • 3.0 V reference rails
  • Series-mode voltage reference circuits
  • Shunt-mode voltage reference circuits
  • Low-noise reference nodes
  • Trimmed reference outputs
  • Temperature-output monitoring
  • Wide-input reference supplies

Procurement Notes

When requesting a quote for 30ADP3634, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.

FAQ

What output voltages does 30ADP3634 support?

The extracted datasheet facts show selectable 2.5 V and 3.0 V output operation. Pin 8 not connected selects 2.5 V, while grounding Pin 8 selects 3.0 V.

What input voltage range is specified for each output mode?

For 2.5 V output operation, the listed input voltage range is 4.0 V to 36 V. For 3.0 V output operation, the listed input voltage range is 4.5 V to 36 V.

How much output current can the device source or sink?

The extracted facts specify that the device can source or sink up to 10 mA in series or shunt operation. Load-regulation limits are also provided for sourcing, sinking, and shunt-mode conditions.

What packages are identified for 30ADP3634?

The package information lists 8-lead PDIP and 8-lead SOIC options. A die option is also mentioned, but dimensions are not included in the provided extracted text.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: August 17, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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