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Contents

README

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ADR3525WBRMZ-R7

Analog Devices · Voltage References · MSOP-8

ADR3525WBRMZ-R7 from Analog Devices, in a MSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 ENABLE input Enable connection that enables or disables the device; shutdown at ≤0.7 V, normal operation at ≥ VIN × 0.85, not above VIN.
2 GND SENSE power_in Ground voltage sense connection, to be connected directly to the point of lowest potential in the application.
3 GND FORCE power_in Ground force connection.
4 NIC unconnected Not internally connected.
5 NIC unconnected Not internally connected.
6 VOUT FORCE power_out Reference voltage output (2.500 V for ADR3525), sourcing up to 10 mA and sinking up to 3 mA.
7 VOUT SENSE input Reference voltage output sensing connection, to be connected directly to the voltage input of the load devices.
8 VIN power_in Input voltage connection, 2.7 V to 5.5 V for ADR3525, with 6 V absolute maximum supply voltage.

Key specifications

Parameter Value
Manufacturer Analog Devices
Package MSOP-8
Category Power Supply Chip
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Output Voltage VOUT 2.4975 2.5 2.5025 V VIN = 2.7 V to 5.5 V, IL = 0 mA, TA = 25°C 3
Initial Output Voltage Error VOERR -0.1 0.1 % 3
Initial Output Voltage Error VOERR -2.5 2.5 mV 3
Temperature Coefficient, B Grade TCVOUT 2.5 5 ppm/°C −40°C ≤ TA ≤ +125°C 3
Line Regulation ΔVOUT/ΔVIN 5 50 ppm/V VIN = 2.7 V to 5.5 V 3
Line Regulation (over temperature) ΔVOUT/ΔVIN 120 ppm/V VIN = 2.7 V to 5.5 V, −40°C ≤ TA ≤ +125°C 3
Load Regulation, Sourcing ΔVOUT/ΔIL 10 30 ppm/mA IL = 0 mA to 10 mA, VIN = 3.0 V, −40°C ≤ TA ≤ +125°C 3
Load Regulation, Sinking ΔVOUT/ΔIL 10 50 ppm/mA IL = 0 mA to −3 mA, VIN = 3.0 V, −40°C ≤ TA ≤ +125°C 3
Output Current Capacity, Sourcing IL 10 mA VIN = 3.0 V to 5.5 V 3
Output Current Capacity, Sinking IL -3 mA VIN = 3.0 V to 5.5 V 3
Quiescent Current, Normal Operation IQ 85 μA ENABLE ≥ VIN × 0.85 3
Quiescent Current, Normal Operation (over temperature) IQ 100 μA ENABLE = VIN, −40°C ≤ TA ≤ +125°C 3
Quiescent Current, Shutdown IQ 5 μA ENABLE ≤ 0.7 V 3
Dropout Voltage VDO 50 200 mV IL = 0 mA, TA = −40°C ≤ TA ≤ +125°C 3
Dropout Voltage VDO 75 250 mV IL = 2 mA, TA = −40°C ≤ TA ≤ +125°C 3
ENABLE Shutdown Voltage VL 0 0.7 V 3
ENABLE Pin Leakage Current IEN 1 3 μA ENABLE = VIN, TA = −40°C ≤ TA ≤ +125°C 3
Output Voltage Hysteresis ΔVOUT_HYS 70 ppm TA = +25°C to −40°C to +125°C to +25°C 3
Output Voltage Noise en p-p 18 μV p-p f = 0.1 Hz to 10 Hz 3
Output Voltage Noise en p-p 42 μV rms f = 10 Hz to 10 kHz 3
Output Voltage Noise Density en 1 µV/√Hz f = 1 kHz 3
Ripple Rejection Ratio RRR -60 dB fIN = 60 Hz 3
Long-Term Output Voltage Drift ΔVOUT_LTD 30 ppm 1000 hours at 50°C 3
Turn-On Settling Time tR 600 μs CIN = 0.1 μF, CL = 0.1 μF, RL = 1 kΩ 3
Input Voltage Range VIN 2.7 5.5 V 3
Supply Voltage 6 V TA = 25°C 8
Operating Temperature Range -40 125 °C 8
Storage Temperature Range -65 150 °C 8
Junction Temperature Range -65 150 °C 8
Thermal Resistance Junction-to-Ambient, 8-Lead MSOP (RM-8) θJA 132.5 °C/W 8
Thermal Resistance Junction-to-Case, 8-Lead MSOP (RM-8) θJC 43.9 °C/W 8

CAD (KiCad official)

  • Symbol: ADR3525WBRMZ-R7
  • Footprint: Package_SO:MSOP-8_3x3mm_P0.65mm
  • 3D model: MSOP-8 (KiCad packages3D, STEP)
  • 3D model files: adr3525wbrmz-r7-etched.step / adr3525wbrmz-r7-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); adr3525wbrmz-r7.step / adr3525wbrmz-r7.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Analog Devices datasheet (20 pp, sha256 e63526ed595f4d91, retrieved 2026-10-30, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF