Figure 1. 8-Lead SOIC Pin Conf…

ADR4525BRZ-R7

IC VREF SERIES 0.02% 8SOIC

High precision, low noise voltage reference, 2.048 V output, 3 V to 15 V input, 8-lead SOIC package, B grade ±0.02% accuracy, -40°C to +125°C operating temperature, AEC-Q100 qualified.Checked against the datasheet

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Technical parameters

Datasheet-verified parameters

22 items

Parameter	Value and test conditions	Source
Package	8-Lead SOIC
Operating Temperature	-40°C to +125°C (B grade)
Grade	B
RoHS	Compliant (Z suffix)
Output Voltage	2.048 V
Input Voltage Range	3 V to 15 V
Initial Output Voltage Error	±0.02% (Max) / 410 μV (Max) for B Grade
Temperature Coefficient	2 ppm/°C (Max, Box Method, -40°C to +125°C) / 4 ppm/°C (Max, Bowtie Method, -40°C to +125°C) for B Grade
Quiescent Current	700 μA (Typ) / 950 μA (Max) at -40°C to +125°C, no load
Dropout Voltage	1 V (Max) at -40°C to +125°C, no load; 1 V (Max) at -40°C to +125°C, I_L = 2 mA
Output Current Capacity	+10 mA (Source) / -8 mA (Sink)
Output Voltage Noise	1.0 μV p-p (Typ) at 0.1 Hz to 10.0 Hz
Output Voltage Noise Density	35.8 nV/√Hz (Typ) at 1 kHz
Line Regulation	1 ppm/V (Typ) / 10 ppm/V (Max) at -40°C to +125°C
Load Regulation	30 ppm/mA (Typ) / 80 ppm/mA (Max) for Source; 100 ppm/mA (Typ) / 120 ppm/mA (Max) for Sink at -40°C to +125°C
Ripple Rejection Ratio	90 dB (Typ) at 1 kHz
Long-Term Drift	51 ppm (Typ) at 4500 hours, 25°C
Turn-On Settling Time	90 μs (Typ) with C_OUT=1 μF, C_IN=0.1 μF, R_LOAD=1 kΩ
Load Capacitance	1 μF (Min) / 100 μF (Max)
Absolute Maximum Ratings - Supply Voltage	16 V
Absolute Maximum Ratings - Storage Temperature	-65°C to +150°C
Qualification	AEC-Q100 qualified for automotive applications

All parameters (19)ExpandCollapse

Power
Current - Output	10 mA
Current - Supply	950µA
Voltage - Input	3V ~ 15V
Voltage - Output (Min/Fixed)	2.5V
AC and DC characteristics
Noise - 0.1Hz to 10Hz	1.25µVp-p
Noise - 10Hz to 10kHz	-
Environment and package
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 125°C (TA)
Package	Tape & Reel (TR) Cut Tape (CT) Digi-Reel®
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Temperature Coefficient	2ppm/°C
Other
Base Product Number	ADR4525
Mfr	Analog Devices Inc.
Output Type	Fixed
Product Status	Active
Reference Type	Series
Series	-
Tolerance	±0.02%

Pinout and package

Pin	Name	Function
1	NIC	(Not Internally Connected)
2	VIN	(Input Voltage Connection)
3	NIC	(Not Internally Connected)
4	GND	(Ground)
5	NIC	(Not Internally Connected)
6	VOUT	(Output Voltage)
7	NIC	(Not Internally Connected)
8	DNC	(Do Not Connect)

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DatasheetDatasheet · 7.1 MB · 2026-10-26

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