MAX4168 Maxim, MAX4168 Datasheet

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MAX4168

Manufacturer Part Number
MAX4168
Description
The MAX4165-MAX4169 family of operational amplifiers combines excellent DC accuracy with high output current drive, single-supply operation, and rail-to-rail inputs and outputs
Manufacturer
Maxim
Datasheet

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The MAX4165–MAX4169 family of operational amplifiers
combines excellent DC accuracy with high output current
drive, single-supply operation, and rail-to-rail inputs and
outputs. These devices operate from a single +2.7V to
+6.5V supply, or from dual ±1.35V to ±3.25V supplies.
They typically draw 1.2mA supply current, and are guar-
anteed to deliver 80mA output current.
The MAX4166/MAX4168 have a shutdown mode that
reduces supply current to 38µA per amplifier and
places the outputs into a high-impedance state. The
MAX4165–MAX4169’s precision performance com-
bined with high output current, wide input/output
dynamic range, single-supply operation, and low power
consumption makes them ideal for portable audio
applications and other low-voltage, battery-powered
systems. The MAX4165 is available in the space-saving
5-pin SOT23 package and the MAX4166 is available in
a tiny 2mm x 2mm x 0.8mm µDFN package.
19-1224; Rev 3; 1/0 7
Typical Operating Circuit appears at end of data sheet.
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.
High-Output-Drive, Precision, Low-Power, Single-
Supply, Rail-to-Rail I/O Op Amps with Shutdown
MAX4165
MAX4166
MAX4167
MAX4168
MAX4169
Portable/Battery-Powered Audio Applications
Portable Headphone Speaker Drivers
Laptop/Notebook Computers
Sound Ports/Cards
Set-Top Boxes
Cell Phones
Hands-Free Car Phones (kits)
Signal Conditioning
Digital-to-Analog Converter Buffers
Transformer/Line Drivers
Motor Drivers
PART
________________________________________________________________ Maxim Integrated Products
AMPS PER
PACKAGE
General Description
Single
Single
Quad
Dual
Dual
Selector Guide
Applications
SHUTDOWN
MODE
Yes
Yes
♦ 80mA (min) Output Drive Capability
♦ Rail-to-Rail Input Common-Mode Voltage Range
♦ Rail-to-Rail Output Voltage Swing
♦ 1.2mA Supply Current per Amplifier
♦ +2.7V to +6.5V Single-Supply Operation
♦ 5MHz Gain-Bandwidth Product
♦ 250µV Offset Voltage
♦ 120dB Voltage Gain (R
♦ 88dB Power-Supply Rejection Ratio
♦ No Phase Reversal for Overdriven Inputs
♦ Unity-Gain Stable for Capacitive Loads to 250pF
♦ Low-Power Shutdown Mode:
♦ Available in 5-Pin SOT23 Package (MAX4165) or
+ Denotes lead-free package.
Ordering Information continued on last page.
Pin Configurations continued at end of data sheet.
MAX4165EUK-T
MAX4166EPA
MAX4166ESA
MAX4166EUA
MAX4166ELA+T
2mm x 2mm x 0.8mm µDFN (MAX4166)
TOP VIEW
Reduces Supply Current to 38µA Places
Outputs in High-Impedance State
PART
OUT
V
IN+
EE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
TEMP RANGE
1
2
3
Ordering Information
SOT23-5
MAX4165
Pin Configurations
L
= 100k )
PIN-
PACKAGE
5 SOT23-5
8 Plastic DIP
8 SO
8 µMAX
8 µDFN-8
5
4
V
IN-
CC
Features
MARK
AABY
AAG
TOP
1

Related parts for MAX4168

MAX4168 Summary of contents

Page 1

... They typically draw 1.2mA supply current, and are guar- anteed to deliver 80mA output current. The MAX4166/MAX4168 have a shutdown mode that reduces supply current to 38µA per amplifier and places the outputs into a high-impedance state. The MAX4165– ...

Page 2

... Note 1: Continuous power dissipation should also be observed. 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

High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown DC ELECTRICAL CHARACTERISTICS (continued +2.7V to +6. noted.) PARAMETER SYMBOL Output Voltage Swing V OUT Output Source/Sink ...

Page 4

... I CC(SHDN) (per Amplifier) Note 2: Although the minimum output current is guaranteed to be ±80mA, exercise caution to ensure that the absolute maximum power-dissipation rating of the package is not exceeded. Note 3: SHDN logic thresholds are referenced to V Note 4: The MAX4165EUK is 100% tested at +25°C. All temperature limits are guaranteed by design. ...

Page 5

High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown __________________________________________Typical Operating Characteristics (V = +5.0V 0V 100kΩ GAIN AND PHASE vs. FREQUENCY MAX4165- +1000V/V VCL 60 50 ...

Page 6

High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown ____________________________Typical Operating Characteristics (continued +5.0V 0V 100kΩ MINIMUM OPERATING VOLTAGE vs. TEMPERATURE 2.00 1.95 1.90 1.85 1.80 1.75 -40 ...

Page 7

High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown ____________________________Typical Operating Characteristics (continued +5.0V 0V 100kΩ OUTPUT VOLTAGE HIGH vs. TEMPERATURE 300 250 ...

Page 8

... MAX4168 NAME MAX4169 DIP/SO MAX — — — OUT — — N. OUT1, OUT2 — ...

Page 9

... Warning: Due to the high output current drive, this op amp can exceed the absolute maximum power-dissi- pation rating general rule, as long as the peak cur- rent is less than or equal to 80mA, the maximum package power dissipation will not be exceeded for any of the package types offered. There are some exceptions to this rule, however ...

Page 10

... C2) L Bridge Amplifier The circuit shown in Figure 3 uses a dual MAX4167/ MAX4168 to implement a 3V, 200mW amplifier suitable for use in size-constrained applications. This configura- tion eliminates the need for the large coupling capaci- tor required by the single op-amp speaker driver when single-supply operation is a must. Voltage gain is set to +10V/V ...

Page 11

... Figure 7 shows the input voltage range EE and the output voltage swing of a MAX4165 connected as a voltage follower. The maximum output voltage swing is load dependent; however guaranteed to be within 430mV of the positive rail (V with maximum load (25Ω to ground). ______________________________________________________________________________________ ...

Page 12

... Pulling SHDN high or leaving it floating enables the amplifier. In the dual MAX4168, the two amplifiers shut down independently. Figures 12 and 13 show the MAX4166’s output voltage and sup- ply-current responses to a shutdown pulse. The MAX4166– ...

Page 13

High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown SHDN (1V/div) OUT (1V/div) TIME (5 s/div) Figure 12. Shutdown Output Voltage Enable/Disable V CC (1V/div) OUT (2V/div) TIME (5 s/div) Figure 14. Power-Up/Down Output Voltage ______________________________________________________________________________________ SHDN (1V/div) ...

Page 14

... DIP/SO 14 ______________________________________________________________________________________ Pin Configurations (continued) SHDN IN N. MAX4166 OUT OUT N.C. DFN (2mm x 2mm x 0.8mm) OUT1 IN1- 9 MAX4168 IN1 SHDN1 MAX OUT2 12 IN2- 11 IN2+ 10 N.C. 9 SHDN2 8 N.C. OUT1 1 8 SHDN IN1- ...

Page 15

... PART MAX4167EPA MAX4167ESA MAX4168EPD MAX4168ESD C2 MAX4168EUB MAX4169EPD MAX4169ESD ___________________Chip Information 32 Ω MAX4165 TRANSISTOR COUNT: 230 MAX4166 TRANSISTOR COUNT: 230 MAX4167 TRANSISTOR COUNT: 462 MAX4168 TRANSISTOR COUNT: 462 MAX4169 TRANSISTOR COUNT: 924 BOTTOM VIEW SIDE VIEW PIN- ...

Page 16

... High-Output-Drive, Precision, Low-Power, Single- Supply, Rail-to-Rail I/O Op Amps with Shutdown (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages Ø 0.50±0.1 0.6±0.1 1 0.6±0.1 TOP VIEW ...

Page 17

... L1022-1 -DRAWING NOT TO SCALE- 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. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 17 © ...

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