MAX6029 Maxim, MAX6029 Datasheet

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MAX6029

Manufacturer Part Number
MAX6029
Description
Ultra-Low-Power Precision Series Voltage Reference
Manufacturer
Maxim
Datasheet

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The MAX6029 micropower, low-dropout bandgap volt-
age reference combines ultra-low supply current and
low drift in a miniature 5-pin SOT23 surface-mount pack-
age that uses 70% less board space than comparable
devices in an SO package. An initial accuracy of 0.15%
and a 30ppm/°C (max) temperature coefficient make the
MAX6029 suitable for precision applications. This
series-mode voltage reference sources up to 4mA and
sinks up to 1mA of load current. A wide 2.5V to 12.6V
supply range, ultra-low 5.25µA (max) supply current,
and a low 200mV dropout voltage make these devices
ideal for battery-operated systems. Additionally, an
internal compensation capacitor eliminates the need for
an external compensation capacitor and ensures stabili-
ty with load capacitances up to 10µF.
The MAX6029 provides six output voltages of 2.048V,
2.5V, 3V, 3.3V, 4.096V, and 5V. The MAX6029 is avail-
able in a 5-pin SOT23 package and is specified over
the extended temperature range (-40°C to +85°C).
19-2892; Rev 0; 7/03
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
Battery-Powered Systems
Hand-Held Instruments
Precision Power Supplies
A/D and D/A Converters
TOP VIEW
GND
N.C.
________________________________________________________________ Maxim Integrated Products
IN
1
2
3
General Description
MAX6029
SOT23
Pin Configuration
Ultra-Low-Power Precision Series
Applications
4
5
OUT
N.C.
o Ultra-Low 5.25µA (max) Supply Current
o ±0.15% (max) Initial Accuracy
o 30ppm/°C (max) Temperature Coefficient
o 4mA Output Source Current
o 1mA Output Sink Current
o 2.5V to 12.6V Supply Range
o Low 200mV Dropout
o Stable with Capacitive Loads Up to 10µF
o No External Capacitors Required
o Miniature 5-Pin SOT23 Package
MAX6029EUK21-T
MAX6029EUK25-T
MAX6029EUK30-T
MAX6029EUK33-T
MAX6029EUK41-T
MAX6029EUK50-T
MAX6029EUK21-T
MAX6029EUK25-T
MAX6029EUK30-T
MAX6029EUK33-T
MAX6029EUK41-T
MAX6029EUK50-T
PART
PART
Voltage Reference
-40°C to +85°C 5 SOT23-5
-40°C to +85°C 5 SOT23-5
-40°C to +85°C 5 SOT23-5
-40°C to +85°C 5 SOT23-5
-40°C to +85°C 5 SOT23-5
-40°C to +85°C 5 SOT23-5
TEMP RANGE
Ordering Information
PIN-PACKAGE
5 SOT23-5
5 SOT23-5
5 SOT23-5
5 SOT23-5
5 SOT23-5
5 SOT23-5
Selector Guide
PIN-
PACKAGE
Features
VOLTAGE (V)
OUTPUT
2.048
2.500
3.000
3.300
4.096
5.000
AEHD
AEHH
AEHN
AEHF
AEHJ
AEHL
MARK
TOP
1

Related parts for MAX6029

MAX6029 Summary of contents

Page 1

... The MAX6029 provides six output voltages of 2.048V, 2.5V, 3V, 3.3V, 4.096V, and 5V. The MAX6029 is avail- able in a 5-pin SOT23 package and is specified over the extended temperature range (-40°C to +85°C). Battery-Powered Systems ...

Page 2

... 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—MAX6029_21 ( 2.5V, I ...

Page 3

... ELECTRICAL CHARACTERISTICS—MAX6029_25 ( 2.7V OUT A MIN MAX PARAMETER SYMBOL OUTPUT Output Voltage Output Voltage Temperature Coefficient ∆V Line Regulation ∆V Load Regulation Dropout Voltage (Note 5) V Output Short-Circuit Current ∆V Long-Term Stability Thermal Hysteresis DYNAMIC CHARACTERISTICS Noise Voltage ∆ ...

Page 4

... Ultra-Low-Power Precision Series Voltage Reference ELECTRICAL CHARACTERISTICS—MAX6029_30 ( 3.2V OUT A MIN MAX PARAMETER SYMBOL OUTPUT Output Voltage V Output Voltage Temperature TCV Coefficient ∆V Line Regulation OUT ∆V Load Regulation ∆I Dropout Voltage (Note Output Short-Circuit Current ∆V ...

Page 5

... ELECTRICAL CHARACTERISTICS—MAX6029_33 ( 3.5V OUT A MIN MAX PARAMETER SYMBOL OUTPUT Output Voltage Output Voltage Temperature TCV Coefficient ∆V Line Regulation ∆V Load Regulation OUT Dropout Voltage (Note Output Short-Circuit Current ∆V Long-Term Stability Thermal Hysteresis DYNAMIC CHARACTERISTICS Noise Voltage ∆ ...

Page 6

... Ultra-Low-Power Precision Series Voltage Reference ELECTRICAL CHARACTERISTICS—MAX6029_41 ( 4.3V OUT A MIN MAX PARAMETER SYMBOL OUTPUT Output Voltage Output Voltage Temperature TCV Coefficient ∆V Line Regulation OUT ∆V Load Regulation OUT Dropout Voltage (Note Output Short-Circuit Current ∆V ...

Page 7

... Ripple Rejection Turn-On Settling Time INPUT Supply Voltage Range Supply Current Change in Supply Current Note 1: MAX6029 is 100% production tested at T Note 2: Temperature coefficient is defined by box method: (V Note 3: Not production tested. Guaranteed by design. Note 4: Thermal hysteresis is defined as the change in T device (from ...

Page 8

... Ultra-Low-Power Precision Series Voltage Reference (V = 2.5V for MAX6029EUK21 3.2V for MAX6029EUK30, and otherwise noted.) OUTPUT VOLTAGE vs. TEMPERATURE (V = 2.048V) OUT 2.050 3 TYPICAL UNITS 2.048 2.046 2.044 2.042 2.040 -40 - TEMPERATURE (°C) SUPPLY CURRENT vs. INPUT VOLTAGE OUT 2.048V ...

Page 9

... MAX6029EUK21 3.2V for MAX6029EUK30, and otherwise noted.) LINE REGULATION (V = 2.048V) OUT 2.04792 2.04790 2.04788 2.04786 2.04784 2.04782 2.04780 2.04778 2.04776 2.04774 2.04772 2.5 4.0 5.5 7.0 8.5 10.0 11.5 13.0 INPUT VOLTAGE (V) LOAD REGULATION (V = 5V) OUT 5.0050 5.0045 5.0040 5.0035 5.0030 5.0025 5.0020 5.0015 5.0010 5.0005 - ...

Page 10

... Ultra-Low-Power Precision Series Voltage Reference (V = 2.5V for MAX6029EUK21 3.2V for MAX6029EUK30, and otherwise noted.) LINE-TRANSIENT RESPONSE (V = 3V) OUT 3.7V 3.2V 3V 200µs/div LOAD-TRANSIENT RESPONSE (SOURCING 2.048V) OUT OUT 4mA 0 2.048V 100µs/div LOAD-TRANSIENT RESPONSE (SOURCING 2.048V) OUT C = 1µF OUT 4mA 0 2 ...

Page 11

... MAX6029EUK21 3.2V for MAX6029EUK30, and otherwise noted.) LOAD-TRANSIENT RESPONSE (SOURCING 5V) OUT OUT 4mA 0 5V 400µs/div LOAD-TRANSIENT RESPONSE (SOURCING 5V) OUT C = 1µF OUT 4mA 0 6V 400µs/div TURN-ON TRANSIENT (V = 2.048V) OUT 2.5V 0 2.048V 0 200µs/div ...

Page 12

... Ultra-Low-Power Precision Series Voltage Reference (V = 2.5V for MAX6029EUK21 3.2V for MAX6029EUK30, and otherwise noted.) TURN-ON TRANSIENT (V = 5V) OUT MAX6029 toc31 5. 2V/div OUT 2V/div 0 400µs/div 0.1Hz TO 10Hz OUTPUT NOISE (V = 5V) OUT 1s/div NOISE vs. FREQUENCY (V = 3V) OUT 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0 FREQUENCY (kHz) ...

Page 13

... The quiescent supply current of the series-mode MAX6029 is very small, 5.25µA (max), and is very sta- ble against changes in the supply voltage with only 1.5µA/V (max) variation with supply voltage. The MAX6029 family draws load current from the input volt- ...

Page 14

... Ultra-Low-Power Precision Series Voltage Reference Typical Operating Circuit V = 2.5V TO 12. MAX6029 OUT GND *CAPACITOR IS OPTIONAL. 14 ______________________________________________________________________________________ Chip Information TRANSISTOR COUNT: 30 PROCESS: BiCMOS ...

Page 15

... For the latest package outline information www.maxim-ic.com/packages.) Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. ...

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