Ideal Diode

Ideal Diode

Robust System Protection (Reverse Polarity Protection)
High Integration (Full Safety features & Fast Protection response)
Leading Power Density (Reduces Space requirements and excellent Thermal Performance)

MPS’s automotive ideal diode controllers offer various automotive battery system protection solutions to enable robust protection against reverse polarity and reverse current conditions. These devices provide precise power distribution control throughout the vehicle and replace traditional discrete P-channel MOSFET or Schottky diode solutions while providing additional monitoring, protection, and diagnostics.

Videos

From Cold Crank to Load Dump: A Primer on Automotive Transients
Achieve Flexibility and Reliability Amid Harsh Transient Conditions


Show Columns
Status
MPS Inventory
Vin (min) (V)
Vin (max) (V)
Reverse Battery (V)
Shutdown Iq (uA)
Supply Iq (uA)
Forward Voltage Drop (mV)
Iout (max) (A)
Rds(on) (Ω)
Controller / Integration
Gate Pull Up / Pull Down Capability (mA)
Grade
Package (mm)
Special Features
MPSafe
MPL
Product URL
Vin (min) (V)
Vin (max) (V)
Reverse Battery (V)
Shutdown Iq (uA)
Supply Iq (uA)
Forward Voltage Drop (mV)
Iout (max) (A)
Rds(on) (Ω)
Controller / Integration
Gate Pull Up / Pull Down Capability (mA)
Grade
Package (mm)
Special Features
MPS
-80
-60
-42
-40
-36
1
2
2.9
4
30
70
75
80
260
20
140
200
7
9
15
0.01
Controller
Integration
110 / 2000
120
120/2600
170 / 430
300 / 1200
800 / 1300
Automotive
QFN-13 (3x3)
QFN-16 (3x4)
QFN-21 (3x4)
QFN-21 (4x5)
TSOT23-8
Battery Voltage Sensing
Battery and Load Under-Voltage (UV)/Over-Voltage (OV) Monitoring
Cold Crank Down to 0V
Configurable OCP, SCP, OVP, and UVP Thresholds and Behaviors
Fault Reporting
Independent Voltage Monitor and Under-Voltage Indicator
Input Voltage Monitor
Input Voltage Sensing
Integrated Boost Converter
Integrated Charge Pump
Load UV Indication
Low 80µA Quiescent Current (IQ) in Steady State
MPSafeTM Compatible - Functional Safety
MPSafeTM-Compatible with Functional Safety Supporting Document Available
Over-Current (OC) Diagnostics
Over-Temperature (OT) Diagnostics 
Over-Temperature Warning
Power Good or Fault Report
Rectifies AC Frequency Up to 100kHz
Selectable OV/UV Thresholds
Under-Voltage and Over-Voltage Indicator
Is MPSafe Has MPL Product URL
     
MPQ5816-AEC1
MPSafe

42V, 9A, Integrated Smart Diode with Reverse Protection, AEC-Q100 Qualified

3 42 -40 1 75 9 0.01 Integration 110 / 2000 Automotive QFN-21 (3x4)
Cold Crank Down to 0V, Fault Reporting, Independent Voltage Monitor and Under-Voltage Indicator, Input Voltage Monitor, Input Voltage Sensing, MPSafeTM-Compatible with Functional Safety Supporting Document Available, Rectifies AC Frequency Up to 100kHz, Selectable OV/UV Thresholds, Under-Voltage and Over-Voltage Indicator
1 0 https://www.monolithicpower.com/en/products/automotive-aecq-grade/power-switches/mpq5816-aec1.html
MPQ5857-AEC1
MPSafe

42V, Front-End Battery-Conditioning IC, AEC-Q100 Qualified

3.3 42 -40 2.9 260 Controller 800 / 1300 Automotive QFN-16 (3x4)
Configurable OCP, SCP, OVP, and UVP Thresholds and Behaviors, Fault Reporting, MPSafeTM Compatible - Functional Safety, Selectable OV/UV Thresholds
1 0 https://www.monolithicpower.com/en/mpq5857-aec1.html
MPQ5836-AEC1
MPSafe

55V, 7A, Integrated Smart Diode with -60V Reverse Protection, AEC-Q100 Qualified

3 55 -60 2 80 140 7 Integration 120 Automotive QFN-21 (3x4)
Independent Voltage Monitor and Under-Voltage Indicator, Input Voltage Monitor, Low 80µA Quiescent Current (IQ) in Steady State, Over-Current (OC) Diagnostics, Over-Temperature (OT) Diagnostics , Under-Voltage and Over-Voltage Indicator
1 0 https://www.monolithicpower.com/en/mpq5836-aec1.html
MPQ5817-AEC1
MPSafe

42V, 15A, Integrated Smart Diode with Reverse Protection, AEC-Q100 Qualified

3 42 -42 2 80 200 15 Integration 120/2600 Automotive QFN-21 (4x5)
Input Voltage Monitor, Input Voltage Sensing, Over-Current (OC) Diagnostics, Over-Temperature (OT) Diagnostics , Selectable OV/UV Thresholds, Under-Voltage and Over-Voltage Indicator
1 0 https://www.monolithicpower.com/en/mpq5817-aec1.html
MPQ5858-AEC1
MPSafe

80V, Front-End Battery-Conditioning IC, AEC-Q100 Qualified

5 70 -80 2.9 260 Controller 300 / 1200 Automotive QFN-16 (3x4)
Fault Reporting, Over-Temperature Warning, Selectable OV/UV Thresholds
1 0 https://www.monolithicpower.com/en/mpq5858-aec1.html
MPQ5850-AEC1

36V, Smart Diode Controller with Reverse Protection, AEC-Q100 Qualified

Buy On MPS 3 42 -36 4 30 20 Controller 170 / 430 Automotive TSOT23-8
Battery Voltage Sensing, Cold Crank Down to 0V, Integrated Boost Converter, Integrated Charge Pump, Load UV Indication, Power Good or Fault Report
1 0 https://www.monolithicpower.com/en/products/automotive-aecq-grade/power-switches/mpq5850-aec1.html
MPQ5852-AEC1
MPSafe
36V, Smart Diode Controller with Two Voltage Monitors, AEC-Q100 Qualified
Buy On MPS 5 36 -40 4 70 20 Controller 170 / 430 Automotive QFN-13 (3x3)
Battery and Load Under-Voltage (UV)/Over-Voltage (OV) Monitoring, Battery Voltage Sensing, Cold Crank Down to 0V, Fault Reporting, MPSafeTM-Compatible with Functional Safety Supporting Document Available, Over-Temperature Warning, Rectifies AC Frequency Up to 100kHz
1 0 https://www.monolithicpower.com/en/mpq5852-aec1.html
MPQ5852A-AEC1
MPSafe

36V, Smart Diode Controller with Two Voltage Monitors, AEC-Q100 Qualified

Buy On MPS 5 36 -40 4 70 20 Controller 170 / 430 Automotive QFN-13 (3x3)
Battery and Load Under-Voltage (UV)/Over-Voltage (OV) Monitoring, Battery Voltage Sensing, Cold Crank Down to 0V, MPSafeTM-Compatible with Functional Safety Supporting Document Available, Rectifies AC Frequency Up to 100kHz
1 0 https://www.monolithicpower.com/en/mpq5852a-aec1.html
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