SNOSAR2I
September 2008 – June 2026
LMP8601-Q1
,
LMP8602-Q1
,
LMP8603-Q1
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics: Vs = 3.3V
5.6
Electrical Characteristics: Vs = 5V
5.7
Typical Characteristics
6
Detailed Description
6.1
Overview
6.1.1
Theory of Operation
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Offset Input Pin
6.3.2
Additional Second-Order Low-Pass Filter
6.4
Device Functional Modes
6.4.1
Gain Adjustment
6.4.1.1
Reducing Gain
6.4.1.2
Increasing Gain
6.4.2
Driving Switched Capacitive Loads
7
Application and Implementation
7.1
Typical Applications
7.1.1
High-Side, Current-Sensing Application
7.1.1.1
Design Requirements
7.1.1.2
Detailed Design Procedure
7.1.1.3
Application Curve
7.1.2
Low-Side, Current-Sensing Application
7.1.3
Battery Current Monitor Application
7.1.4
Advanced Battery Charger Application
7.1.5
Current Loop Receiver Application
7.1.6
Power Supply Recommendations
7.1.7
Layout
7.1.7.1
Layout Guidelines
7.1.7.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Development Support
8.2
Documentation Support
8.2.1
Related Documentation
8.2.2
Related Links
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
1
Features
AEC-Q100 qualified for automotive applications:
Temperature grade 1: −40°C to +125°C, T
A
Temperature grade 0: −40°C to +150°C, T
A
(LMP8601EDRQ1 Only)
Functional Safety-Capable
Documentation available to aid functional safety system design
Wide operational commonmode voltage range:
At V
S
= 3.3V: –4V to 27V
At V
S
= 5V: –22V to 60V
CMRR: 90dB Minimum
In-line filter capability for signal conditioning
TCV
OS
: ±10μV/°C Maximum
Input Offset Voltage: ±1mV Maximum
Single-Supply Bidirectional Operation
Gain = 20x for
LMP8601-Q1
Gain = 50x for
LMP8602-Q1
Gain = 100x for
LMP8603-Q1