MAX4483 Maxim, MAX4483 Datasheet

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MAX4483

Manufacturer Part Number
MAX4483
Description
The MAX4480–MAX4483 low-cost, general-purpose op amps offer rail-to-rail outputs, draw only 50µA of quiescent current, and operate from a single +2
Manufacturer
Maxim
Datasheet

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Part Number:
MAX4483ASD+T
Manufacturer:
MAXIM
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The MAX4480–MAX4483 low-cost, general-purpose op
amps offer Rail-to-Rail
cent current, and operate from a single +2.5V to +5.5V
supply. For additional power conservation, the MAX4481
offers a low-power shutdown mode that reduces supply
current to 0.5µA (max) and puts the amplifier’s output in a
high-impedance state. These devices are unity-gain sta-
ble with capacitive loads up to 400pF. The MAX4480–
MAX4483 are specified to +125°C, making them suitable
for use in a variety of harsh environments, such as auto-
motive applications.
The MAX4480 is a single amplifier offered in a tiny 5-pin
SC70 package. The MAX4481 is a single amplifier with
a low-power shutdown mode that reduces supply cur-
rent to <0.5µA and comes in a 6-pin SC70 package.
The MAX4482 is a dual amplifier and comes in the
space-saving 8-pin SOT23 package. The MAX4483 is a
quad amplifier and comes in a 14-pin TSSOP package.
All devices are specified for operation across the -40°C
to +125°C automotive temperature range.
19-1809; Rev 1; 1/01
Rail-to-Rail is a registered trademark of Nippon Motorola, Ltd.
For price, delivery, and to place orders, please contact Maxim Distribution at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
MAX4480
MAX4481
MAX4482
MAX4483
PART
Single-Supply Zero-Crossing Detectors
Instruments and Terminals
Portable Communications
Electronic Ignition Modules
Infrared Receivers
Sensor Signal Detection
Single/Dual/Quad, Low-Cost, Single-Supply,
________________________________________________________________ Maxim Integrated Products
NO. OF AMPLIFIERS
PER PACKAGE
®
outputs, draw only 50µA of quies-
General Description
1
1
2
4
Rail-to-Rail Op Amps with Shutdown
Selector Guide
Applications
SHUTDOWN
MODE
Yes
No
No
No
o Single +2.5V to +5.5V Supply Voltage Range
o 50µA Quiescent Current per Amplifier
o 0.5µA (max) Shutdown Mode (MAX4481)
o Available in Space-Saving Packages
o 105dB A
o 0.005% THD with 100kΩ Load
o Rail-to-Rail Output Voltage Swing
o 3.0mA of Sink and Source Load Current
o Unity-Gain Stable up to C
MAX4480AXK-T
MAX4480AUK-T
MAX4481AXT-T
MAX4481AUT-T
M A X4 4 8 2 AKA- T
MAX4482ASA
MAX4482AUA
MAX4483ASD
MAX4483AUD
Pin Configurations continued at end of data sheet.
V
IN+
IN-
SS
1
2
3
5-Pin SC70 (MAX4480)
6-Pin SC70 (MAX4481)
8-Pin SOT23 (MAX4482)
PART
SC70-5/SOT23-5
MAX4480
VOL
with 5kΩ Load
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
-40°C to +125°C
TEMP. RANGE
Ordering Information
5
4 OUT
V
DD
Pin Configurations
V
IN+
IN-
SS
LOAD
1
2
3
SC70-6/SOT23-6
= 400pF
PIN-
PACKAGE
5 SC70
5 SOT23
6 SC70
6 SOT23
8 SOT23
8 SO
8 µMAX
14 SO
14 TSSOP
MAX4481
Features
6
5
4 OUT
V
SHDN
M ARK
AAOS
DD
ADPJ
AAEJ
ABU
AAN
TOP
1

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MAX4483 Summary of contents

Page 1

... These devices are unity-gain sta- ble with capacitive loads up to 400pF. The MAX4480– MAX4483 are specified to +125°C, making them suitable for use in a variety of harsh environments, such as auto- motive applications. ...

Page 2

... SOT23 (derate 8.7mW/°C above +70°C)............696mW 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 ...

Page 3

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown ELECTRICAL CHARACTERISTICS (continued +5V OUT otherwise noted.) PARAMETER SYMBOL Phase Margin Gain Margin Slew Rate SR Input Voltage Noise Density ...

Page 4

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown (V = +5V /2, V SHDN GAIN AND PHASE vs. FREQUENCY (NO LOAD -20 -40 -60 -80 ...

Page 5

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown (V = +5V /2, V SHDN OUTPUT VOLTAGE SWING LOW vs. TEMPERATURE 5kΩ ...

Page 6

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown (V = +5V /2, V SHDN CAPACITIVE-LOAD STABILITY +1V +25° ...

Page 7

... Detailed Description Rail-to-Rail Output Stage The MAX4480–MAX4483 can drive a 5kΩ load and still typically swing within 80mV of the supply rails. Figure 1 shows the MAX4480 output voltage swing configured with A = +10V/V. V Driving Capacitive Loads Driving a capacitive load can cause instability in many op amps, especially those with low quiescent current. The MAX4480– ...

Page 8

... OUT 1V/div Figure 5. Power-Up/Down Waveform The MAX4480–MAX4483 operate from a single +2.5V to +5.5V power supply. Bypass the power supply with a 0.1µF capacitor to ground. Good layout techniques optimize performance by decreasing the amount of stray capacitance at the op amp’s inputs and outputs. To decrease stray capaci- tance, minimize trace lengths by placing external com- ponents close to the op amp’ ...

Page 9

... Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown MAX4482 OUTA 1 INA- 2 INA SOT23-8/SO/µMAX _______________________________________________________________________________________ Pin Configurations (continued) MAX4483 OUTA 1 INA INA OUTB INB- 6 INB INB+ INB OUTB TSSOP/SO OUTD 14 13 IND- IND+ ...

Page 10

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown 10 ______________________________________________________________________________________ Package Information (continued) ...

Page 11

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown ______________________________________________________________________________________ Package Information (continued) 11 ...

Page 12

Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown 12 ______________________________________________________________________________________ Package Information (continued) ...

Page 13

... Single/Dual/Quad, Low-Cost, Single-Supply, Rail-to-Rail Op Amps with Shutdown 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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