AD8213YRMZ Analog Devices Inc, AD8213YRMZ Datasheet

IC CURRENT MONITOR 0.25% 10MSOP

AD8213YRMZ

Manufacturer Part Number
AD8213YRMZ
Description
IC CURRENT MONITOR 0.25% 10MSOP
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD8213YRMZ

Function
Current Monitor
Sensing Method
High-Side
Accuracy
±0.25%
Voltage - Input
-2 ~ 65 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
No. Of Amplifiers
2
Input Offset Voltage
1mV
Gain Db Max
20dB
Bandwidth
500kHz
Cmrr
120dB
Slew Rate
4.5V/µs
Supply Voltage Range
4.5V To 5.5V
Supply Current
2.5mA
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-

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Part Number
Manufacturer
Quantity
Price
Part Number:
AD8213YRMZ
Manufacturer:
COMLINEAR
Quantity:
6 225
Part Number:
AD8213YRMZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD8213YRMZ-RL
Manufacturer:
ADI/亚德诺
Quantity:
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FEATURES
±4000 V HBM ESD
High common-mode voltage range
Buffered output voltage
Wide operating temperature range
Excellent ac and dc performance
APPLICATIONS
High-side current sensing
GENERAL DESCRIPTION
The AD8213 is a dual-channel, precision current sense amplifier. It
features a set gain of 20 V/V, with a maximum ±0.5% gain error
over the entire temperature range. The buffered output voltage
directly interfaces with any typical converter. Excellent common-
mode rejection from −2 V to +65 V, is independent of the 5 V
supply. The AD8213 performs unidirectional current measure-
ments across a shunt resistor in a variety of industrial and
automotive applications, such as motor control, solenoid
control, or battery management.
Rev. A
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
−2 V to +65 V operating
−3 V to +68 V survival
10-lead MSOP: −40°C to +125°C
3 μV/°C typical offset drift
−10 ppm/°C typical gain drift
120 dB typical CMRR at dc
Motor controls
Transmission controls
Diesel injection controls
Engine management
Suspension controls
Vehicle dynamic controls
DC-to-DC converters
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
Special circuitry is devoted to output linearity being maintained
throughout the input differential voltage range of 0 mV to 250 mV,
regardless of the common-mode voltage present. The AD8213
also features additional pins that allow the user to low-pass filter
the input signal before amplifying, via an external capacitor to
ground. The AD8213 has an operating temperature range of
−40ºC to +125ºC and is offered in a small 10-lead MSOP package.
OUT2
G = +20
PROPRIETARY
CIRCUITRY
OFFSET
FUNCTIONAL BLOCK DIAGRAM
–IN2
CF2
Current Shunt Monitor
©2007–2009 Analog Devices, Inc. All rights reserved.
A2
Dual, High Voltage
+IN2
GND
Figure 1.
+IN1
A1
PROPRIETARY
CF1
CIRCUITRY
OFFSET
–IN1
AD8213
AD8213
G = +20
www.analog.com
V+
OUT1

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AD8213YRMZ Summary of contents

Page 1

FEATURES ±4000 V HBM ESD High common-mode voltage range − +65 V operating − +68 V survival Buffered output voltage Wide operating temperature range 10-lead MSOP: −40°C to +125°C Excellent ac and dc performance 3 μV/°C ...

Page 2

AD8213 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 4 ESD Caution .................................................................................. 4 Pin Configuration and Function Descriptions ...

Page 3

SPECIFICATIONS T = operating temperature range, V OPR S Table 1. Parameter GAIN Initial Accuracy Accuracy Over Temperature Gain vs. Temperature VOLTAGE OFFSET Offset Voltage (RTI) Over Temperature (RTI) Offset Drift INPUT Input Impedance Differential Common Mode Common-Mode Input Voltage ...

Page 4

AD8213 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Supply Voltage Continuous Input Voltage Reverse Supply Voltage HBM (Human Body Model) ESD Rating CDM (Charged Device Model) ESD Rating Operating Temperature Range Storage Temperature Range Output Short-Circuit Duration Stresses above those listed ...

Page 5

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Figure 2. Metallization Diagram Table 3. Pin Function Descriptions Pin No. Mnemonic X 1 −IN2 −401 2 +IN2 −401 3 GND −401 4 OUT2 −394 ...

Page 6

AD8213 TYPICAL PERFORMANCE CHARACTERISTICS 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 –0.1 –0.2 –0.3 –0.4 –0.5 –0.6 –0.7 –0.8 –40 – TEMPERATURE (°C) Figure 4. Typical Offset Drift 130 COMMON-MODE VOLTAGE > 5V 120 ...

Page 7

INPUT COMMON-MODE VOLTAGE (V) Figure 10. Input Bias Current vs. Common-Mode Voltage (Per Input) 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ...

Page 8

AD8213 2V/DIV 0.01/DIV TIME (5µs/DIV) Figure 16. Settling Time (Falling) 2V/DIV 0.01/DIV TIME (5µs/DIV) Figure 17. Settling Time (Rising –40 – TEMPERATURE (°C) ...

Page 9

V (µV/°C) OS Figure 22. Offset Drift Distribution (μV/°C) (Temperature Range = −40°C to +125°C) 1400 1200 1000 800 600 400 200 0 –24 –21 –18 –15 –12 –9 ...

Page 10

AD8213 THEORY OF OPERATION In typical applications, the AD8213 amplifies a small differential input voltage generated by the load current flowing through a shunt resistor. The AD8213 rejects high common-mode voltages ( and provides a ground referenced, ...

Page 11

APPLICATION NOTES OUTPUT LINEARITY In all current sensing applications, and especially in automotive and industrial environments where the common-mode voltage can vary significantly important that the current sensor maintain the specified output linearity, regardless of the input differential ...

Page 12

AD8213 APPLICATIONS INFORMATION HIGH-SIDE CURRENT SENSE WITH A LOW-SIDE SWITCH In such load control configurations, the PWM controlled switch is ground referenced. An inductive load (solenoid) is tied to a power supply. A resistive shunt is placed between the switch ...

Page 13

BIDIRECTIONAL CURRENT SENSING The AD8213 can also be configured to sense current in both directions at the inputs. This configuration is useful in charge/ discharge applications. A typical connection diagram is shown in Figure 31. In this mode Channel 1 ...

Page 14

... AD8213 OUTLINE DIMENSIONS ORDERING GUIDE Model Temperature Range 1 AD8213YRMZ −40°C to +125°C 1 AD8213YRMZ-RL −40°C to +125°C 1 AD8213YRMZ-RL7 −40°C to +125°C 1 AD8213WYRMZ −40°C to +125°C 1 AD8213WYRMZ-RL −40°C to +125°C 1 AD8213WYRMZ-R7 −40°C to +125° RoHS Compliant Part. ...

Page 15

NOTES Rev Page AD8213 ...

Page 16

AD8213 NOTES ©2007–2009 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D06639-0-5/09(A) Rev Page ...

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