SLUSAS0E
December 2011 – April 2021
BQ2946
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Sense Positive Input for V1
8.3.2
Output Drive, OUT
8.3.3
Supply Input, VDD
8.3.4
Thermal Pad, PWRPAD
8.4
Device Functional Modes
8.4.1
NORMAL Mode
8.4.2
OVERVOLTAGE Mode
8.4.3
Customer Test Mode
9
Layout
9.1
Layout Guidelines
9.2
Layout Example
10
Device and Documentation Support
10.1
Third-Party Products Disclaimer
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
Package Options
Mechanical Data (Package|Pins)
DRV|6
MPDS216E
Thermal pad, mechanical data (Package|Pins)
DRV|6
QFND087M
Orderable Information
slusas0e_oa
slusas0e_pm
1
Features
Single-Cell Overvoltage Monitor for Secondary Protection
Fixed Programmable Delay Timer
Fixed Overvoltage Protection (OVP) Threshold
Available Range of 3.85 V to 4.6 V
Fixed OVP Delay Option: 4 s or 6.5 s
High-Accuracy OVP:
± 10 mV
Low Power Consumption I
CC
≈ 1 µA
(V
CELL(ALL)
< V
PROTECT
)
Low Leakage Current per Cell Input < 100 nA
Small Package Footprint
6-Pin SON