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MAX6225ACPA+ |MAX6225ACPAMAXIMN/a800avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6225AESA+MAXIM Pb-freeN/a15avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6225AESA+TMAXIMN/a5000avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6225BCSA+ |MAX6225BCSAMAXIMN/a50000avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6225BCSA+T |MAX6225BCSATMAXIMN/a7500avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6225BESA+ |MAX6225BESAMAXIMN/a245avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6241ACSA+MAXIMN/a500avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6241ACSA+T |MAX6241ACSATMAXIMN/a1306avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6241BCSA+ |MAX6241BCSAMAXIMN/a195avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6241BESA+ |MAX6241BESAMAXIMN/a2000avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250AESA+ |MAX6250AESAMAXIMN/a26avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250AESA+T |MAX6250AESATMAXIMN/a2500avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BCSA+ |MAX6250BCSAMAXIMN/a205avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BCSA+MAXN/a15avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BCSA+TMAIXMN/a2500avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BEPA+ |MAX6250BEPAMAXIMN/a147avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BESA+ |MAX6250BESAMAXIMN/a2500avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
MAX6250BESA+T |MAX6250BESATMAXIMN/a6248avaiLow-Noise, Precision, +2.5V/+4.096V/+5V Voltage References


MAX6225BCSA+ ,Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage ReferencesApplicationsPART TEMP RANGE TEMPCOPACKAGE● High-Resolution Analog-to-Digital and Digital-to- (ppm/° ..
MAX6225BCSA+T ,Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage ReferencesFeatures● Low 1.0ppm/°C Temperature CoefficientThe MAX6225/MAX6241/MAX6250 are low-noise, pre-● Ver ..
MAX6225BEPA ,Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage ReferencesGeneral Description ________
MAX6225BESA ,Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage ReferencesELECTRICAL CHARACTERISTICS—MAX6225(V = 10V, I = 0mA, T = T to T , unless otherwise noted. Typical v ..
MAX6225BESA+ ,Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage ReferencesElectrical Characteristics—MAX6225(V = +10V, I = 0mA, T = T to T , unless otherwise noted. Typical ..
MAX622CPA ,High-Side Power SuppliesApplications High-Side Power Control with N-Channel FETs Low-Dropout Voltage Regulators Power ..
MAZZ082H ,Small-signal deviceelectrical characteristicsZener operating resistance R I Specified value Ωwithin part numbersZ ZRev ..
MAZZ120H ,Small-signal deviceapplications intended.(4) The products and product specifications described in this material are su ..
MAZZ120H ,Small-signal deviceapplications (such as for airplanes, aerospace, automobiles, traffic control equipment,combustion e ..
MB10M ,ARK Electronics - Miniature Glass Passivated Single-Phase Bridge Rectifiers Reverse Voltage 200 to 1000 Volts Forward Current 0.5 Ampere
MB10M ,ARK Electronics - Miniature Glass Passivated Single-Phase Bridge Rectifiers Reverse Voltage 200 to 1000 Volts Forward Current 0.5 Ampere
MB10M ,ARK Electronics - Miniature Glass Passivated Single-Phase Bridge Rectifiers Reverse Voltage 200 to 1000 Volts Forward Current 0.5 Ampere


MAX6225ACPA+-MAX6225AESA+-MAX6225AESA+T-MAX6225BCSA+-MAX6225BCSA+T-MAX6225BESA+-MAX6241ACSA+-MAX6241ACSA+T-MAX6241BCSA+-MAX6241BESA+-MAX6250AESA+-MAX6250AESA+T-MAX6250BCSA+-MAX6250BCSA+T-MAX6250BEPA+-MAX6250BESA+-MAX6250BESA+T
Low-Noise, Precision, +2.5V/+4.096V/+5V Voltage References
General Description
The MAX6225/MAX6241/MAX6250 are low-noise, pre-
cision voltage references with extremely low 1ppm/°C
temperature coefficients and excellent ±0.02% initial
accuracy. These devices feature buried-zener technology
for lowest noise performance. Load-regulation specifica-
tions are guaranteed for source and sink currents up to
15mA. Excellent line and load regulation and low output
impedance at high frequency make them ideal for high-
resolution data-conversion systems up to 16 bits.
The MAX6225 is set for 2.500V output, the MAX6241 is
set for 4.096V output, and the MAX6250 is set for 5.000V
output. All three devices provide for the option of external
trimming and noise reduction.
Applications
●High-Resolution Analog-to-Digital and Digital-to- Analog Converters●High-Accuracy Reference Standard●High-Accuracy Industrial and Process Control●Digital Voltmeters●ATE Equipment●Precision Current Sources
Features
●Low 1.0ppm/°C Temperature Coefficient●Very Low 1.5μVP-P Noise (0.1Hz to 10Hz)●±0.02% Initial Accuracy●±15mA Output Source and Sink Current●Low, 18mW Power Consumption (MAX6225)●Industry-Standard Pinout●Optional Noise Reduction and Voltage Trim●Excellent Transient Response●8-Pin SO Package Available●Low 20ppm/1000h Long-Term Stability●Stable for All Capacitive Loads
Ordering Information appears at end of data sheet.

+Denotes a lead(Pb)-free/RoHS-compliant package.
PARTTEMP RANGEPIN-
PACKAGE
MAX
TEMPCO
(ppm/°C)

MAX6225ACPA+0°C to +70°C8 Plastic DIP2.0
MAX6225BCPA+0°C to +70°C8 Plastic DIP5.0
MAX6225ACSA+0°C to +70°C8 SO2.0
MAX6225BCSA+0°C to +70°C8 SO5.0
MAX6225AEPA+-40°C to +85°C8 Plastic DIP3.0
MAX6225BEPA+-40°C to +85°C8 Plastic DIP7.0
MAX6225AESA+-40°C to +85°C8 SO5.0
MAX6225BESA+-40°C to +85°C8 SO7.0
MAX6225AMJA-55°C to +125°C8 CERDIP5.0
MAX6225BMJA-55°C to +125°C8 CERDIP8.0
8V TO 36V INPUT
REFERENCE OUT
*OPTIONAL
OUT
TRIM2.2µF*
2.2µF*
GND
MAX6225
MAX6241
MAX6250
DIP/SO

TOP VIEW
I.C. = INTERNALLY CONNECTED; DO NOT USE
MAX6225
MAX6241
MAX6250
OUT
TRIMGND
I.C.
I.C.IN
I.C.
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Typical Operating CircuitPin Coniguration
Ordering Information
(Voltages Referenced to GND)
IN............................................................................-0.3V to +40V
OUT, TRIM ..............................................................-0.3V to +12V
NR ............................................................................-0.3V to +6V
OUT Short-Circuit to GND Duration (VIN ≤ 12V)..........Continuous
OUT Short-Circuit to GND Duration (VIN ≤ 40V) ........................5s
OUT Short-Circuit to IN Duration (VIN ≤ 12V) ..............Continuous
Continuous Power Dissipation (TA = +70°C)
8-Pin Plastic DIP (derate 9.09mW/°C above +70°C)...727mW
8-Pin SO (derate 5.88mW/°C above +70°C)................471mW
8-Pin CERDIP (derate 8.00mW/°C above +70°C)...........640mW
Operating Temperature Ranges
MAX62_ _ _C_ A.................................................0°C to +70°C
MAX62_ _ _E_ A..............................................-40°C to +85°C
MAX62_ _ _MJA............................................-55°C to +125°C
Storage Temperature Range ..............................-65°C to +150°C
Lead Temperature (soldering, 10s)...................................+300°C
Soldering Temperature (reflow)
8 PDIP, 8 SOIC............................................................+260°C
8 CDIP..........................................................................+240°C
(VIN = +10V, IOUT = 0mA, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETERSYMBOLCONDITIONSTAMINTYPMAXUNITS

Input Voltage RangeVINC, E, M836V
Output VoltageVOUTMAX6225A+25°C2.4992.5002.501VMAX6225B+25°C2.4972.5002.503
Output Voltage Temperature Coeficient (Note 1)TCVOUT
MAX6225AC_AC1.02.0
ppm/°C
MAX6225AE_AE1.53.0
MAX6225AMJAM2.05.0
MAX6225BC_AC2.55.0
MAX6225BE_AE2.57.0
MAX6225BMJAM2.58.0
Line Regulation (Note 2)ΔVOUT / ΔVIN
8V ≤ VIN ≤ 10V
+25°C1018
ppm/V303545
10V ≤ VIN ≤ 36V
+25°C257810
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Absolute Maximum Ratings

Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these
or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect
device reliability.
Electrical Characteristics—MAX6225
(VIN = +10V, IOUT = 0mA, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETERSYMBOLCONDITIONSTAMINTYPMAXUNITS

Load Regulation (Note 2)ΔVOUT /ΔIOUT
Sourcing: 0mA ≤ IOUT ≤ 15mA16
ppm/mA17315
Sinking: -15mA ≤ IOUT ≤ 0mAC16171030
Supply CurrentIIN+25µC1.82.7mA
C, E, M3.0
Trim-Adjustment RangeΔVOUTFigure 1C, E, M±15±25mV
Turn-On Settling TimetONTo ±0.01% of inal value+25°C5µs
Output Noise Voltage (Note 3)en0.1Hz ≤ f ≤ 10Hz+25°C1.5µVP-P
10Hz ≤ f ≤ 1kHz+25°C1.32.8µVRMS
Temperature Hysteresis(Note 4)+25°C20ppm
Long-Term StabilityΔVOUT / t+25°C20ppm/
1000h
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Electrical Characteristics—MAX6225 (continued)
(VIN = +10V, IOUT = 0mA, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETERSYMBOLCONDITIONSTAMINTYPMAXUNITS

Input Voltage RangeVINC, E, M836V
Output VoltageVOUTMAX6241A+25°C4.0954.0964.097V
MAX6241B+25°C4.0924.0964.100
Output Voltage Temperature Coeficient (Note 1)TCVOUT
MAX6241AC_AC1.02.0
ppm/°C
MAX6241AE_AE1.53.0
MAX6241AMJAM2.05.0
MAX6241BC_AC2.55.0
MAX6241BE_AE2.57.0
MAX6241BMJAM2.58.0
Line Regulation (Note 2)ΔVOUT/ ΔVIN
8V ≤ VIN ≤ 10V
+25°C1018
ppm/V303545
10V ≤ VIN ≤ 36V
+25°C257810
Load Regulation (Note 2)ΔVOUT/ΔIOUT
Sourcing: 0mA ≤ IOUT ≤ 15mA16
ppm/mA1739
Sinking: -15mA ≤ IOUT ≤ 0mA1617718
Supply CurrentIIN+25°C1.92.9mA
C, E, M3.2
Trim-Adjustment RangeΔVOUTFigure 1C, E, M±24±40mV
Turn-On Settling TimetONTo ±0.01% of inal value+25°C8µs
Output Noise Voltage (Note 3)en0.1Hz ≤ f ≤ 10Hz+25°C2.4µVP-P
10Hz ≤ f ≤ 1kHz+25°C2.04.0µVRMS
Temperature Hysteresis(Note 4)+25°C20ppm
Long-Term StabilityΔVOUT/ t+25°C20ppm/
1000h
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Electrical Characteristics—MAX6241
(VIN = +10V, IOUT = 0mA, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.)
Note 1:
Temperature coefficient is measured by the box method; i.e., the maximum ∆VOUT is divided by ∆T x VOUT.
Note 2:
Line regulation (∆VOUT / (VOUT x ∆VIN)) and load regulation (∆VOUT/(VOUT x ∆IOUT)) are measured with pulses and do not
include output voltage changes due to die-temperature changes.
Note 3:
Noise specifications are 100% tested for the 10Hz to 1kHz bandwidth. Contact factory for 100% noise testing in the 0.1Hz
to 10Hz bandwidth.
Note 4:
Temperature hysteresis is specified at TA = +25°C by measuring VOUT before and after changing temperature by +25°C
PARAMETERSYMBOLCONDITIONSTAMINTYPMAXUNITS

Input Voltage RangeVINC, E, M836V
Output VoltageVOUTMAX6250A+25°C4.9995.0005.001V
MAX6250B+25°C4.9955.0005.005
Output Voltage Temperature Coeficient (Note 1)TCVOUT
MAX6250AC_AC1.02.0
ppm/°C
MAX6250AE_AE1.53.0
MAX6250AMJAM2.05.0
MAX6250BC_AC2.55.0
MAX6250BE_AE2.57.0
MAX6250BMJAM2.58.0
Line Regulation (Note 2)ΔVOUT / ΔVIN
8V ≤ VIN ≤ 10V
+25°C1018
ppm/V303545
10V ≤ VIN ≤ 36V
+25°C257810
Load Regulation (Note 2)ΔVOUT /ΔIOUT
Sourcing: 0mA ≤ IOUT ≤ 15mA16
ppm/mA1739
Sinking: -15mA ≤ IOUT ≤ 0mA1617615
Supply CurrentIIN+25°C2.03.0mA
C, E, M3.3
Trim-Adjustment RangeΔVOUTFigure 1C, E, M±30±50mV
Turn-On Settling TimetONTo ±0.01% of inal value+25°C10µs
Output Noise Voltage (Note 3)en0.1Hz ≤ f ≤ 10Hz+25°C3.0µVP-P
10Hz ≤ f ≤ 1kHz+25°C2.55.0µVRMS
Temperature Hysteresis(Note 4)+25°C20ppm
Long-Term StabilityΔVOUT/t+25°C20ppm/
1000h
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Electrical Characteristics—MAX6250
(VIN = 10V, IOUT = 0mA, TA = +25°C, unless otherwise noted.)
MAX6241
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX6225 toc02
TEMPERATURE (°C)
OUT
(mV)
OUT
(ppm)105-3558545125
MAX6225
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX6225 toc03
TEMPERATURE (°C)
OUT
(mV)
OUT
(ppm)105-3558545125
MAX6250
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225
toc
IOUT (mA)
OUT
(mV)
TA = +25°C
TA = -40°CTA = +85°C
MAX6241
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX6225
toc
IOUT (mA)
OUT
(mV)
TA = +25°C
TA = -40°C
TA = +85°C
MAX6225
CHANGE IN OUTPUT VOLTAGE
vs. OUTPUT CURRENT
IOUT (mA)
OUT
(mV)
TA = +85°C
TA = -40°CTA = +25°C
MAX6225
toc
CHANGE IN OUTPUT VOLTAGE
vs. INPUT VOLTAGE
OUT
(ppm)
MAX6225
toc
MAX6250
NORMALIZED OUTPUT VOLTAGE
vs. TEMPERATURE
MAX6225 toc01
TEMPERATURE (°C)
OUT
(mV)
OUT
(ppm)105-3558545125
SUPPLY CURRENT vs. SUPPLY VOLTAGE
SUPPLY CURRENT (mA)
MAX6225MAX6241
MAX6250
MAX6225 toc08
SUPPLY CURRENT vs. TEMPERATURE
SUPPLY CURRENT (mA)
MAX6241
MAX6250
MAX6225
MAX6225 toc09
MAX6225/MAX6241/MAX6250Low-Noise, Precision,
+2.5V/+4.096V/+5V Voltage References
Typical Operating Characteristics
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