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TMUX7462F ±60 V Fault-Protected, Latch-Up Immune, Quad Channel Protector with Adjustable Fault Threshold and 1.8-V Logic
SCDS394B
march 2021 – june 2023
TMUX7462F
PRODUCTION DATA
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TMUX7462F ±60 V Fault-Protected, Latch-Up Immune, Quad Channel Protector with Adjustable Fault Threshold and 1.8-V Logic
1
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Thermal Information
6.4
Recommended Operating Conditions
6.5
Electrical Characteristics (Global)
6.6
±15 V Dual Supply: Electrical Characteristics
6.7
±20 V Dual Supply: Electrical Characteristics
6.8
12 V Single Supply: Electrical Characteristics
6.9
36 V Single Supply: Electrical Characteristics
6.10
Typical Characteristics
7
Parameter Measurement Information
7.1
On-Resistance
7.2
On-Leakage Current
7.3
Input and Output Leakage Current under Overvoltage Fault
7.4
Fault Response Time
7.5
Fault Recovery Time
7.6
Fault Flag Response Time
7.7
Fault Flag Recovery Time
7.8
Fault Drain Enable Time
7.9
Inter-Channel Crosstalk
7.10
Bandwidth
7.11
THD + Noise
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Flat ON-Resistance
8.3.2
Protection Features
8.3.2.1
Input Voltage Tolerance
8.3.2.2
Powered-Off Protection
8.3.2.3
Fail-Safe Logic
8.3.2.4
Overvoltage Protection and Detection
8.3.2.5
Latch-Up Immunity
8.3.2.6
EMC Protection
8.3.3
Overvoltage Fault Flags
8.3.4
Bidirectional Operation
8.4
Device Functional Modes
8.4.1
Normal Mode
8.4.2
Fault Mode
8.4.3
Truth Table
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RRP|16
MPQF545
PW|16
MPDS361A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
scds394b_oa
scds394b_pm
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Data Sheet
TMUX7462F ±60 V Fault-Protected, Latch-Up Immune,
Quad Channel Protector with Adjustable Fault Threshold and 1.8-V Logic
1
Features
Wide supply range: 8 V to 44 V single supply
±5 V to ±22 V dual supply
Channel protector without need for dedicated select pin per channel
Reduces number of control logic signals to route across PCB
Integrated fault protection:
Overvoltage protection, source to supplies or source to drain: ±85 V
Overvoltage protection: ±60 V
Powered-off protection: ±60 V
Interrupt flags to indicate fault status
Adjustable overvoltage triggering thresholds
V
FP
: 3 V to V
DD
, V
FN
: 0 V to V
SS
Adjustable output behavior (clamped or open) during fault
Latch-up immunity by device construction
6 kV human body model (HBM) ESD rating
Low On-Resistance: 8.3 Ω typical
Flat On-Resistance: 5 mΩ typical
Industry-standard TSSOP and smaller WQFN package
2
Applications
Factory automation and control
Programmable logic controllers (PLC)
Analog input modules
Semiconductor test equipment
Battery test equipment
Servo drive control module
Data acquisition systems (DAQ)
Block Diagram