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STMicroelectronics VN7020AJ-E
- Part No.:
- VN7020AJ-E
- Manufacturer:
- STMicroelectronics
- Package:
- 16-PowerLFSOP (0.154", 3.90mm Width)
- Datasheet:
-
VN7020AJ-E.pdf
- Description:
- IC PWR DRVR N-CHAN 1:1 PWRSSO16
- Quantity:
- Payment:
- Shipping:
Inventory:4,729
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Product details
Overview
VN7020AJ-E from STMicroelectronics is a dual-channel automotive smart high-side driver in PowerSSO-16 package, implementing VIPower® M0-7 technology. It delivers 20 mΩ typical on-state resistance per channel, 63 A current limitation, and operates across 4–28 V supply range. Designed for 12 V grounded loads with 3 V/5 V CMOS-compatible control, it serves as protected power switch in turn indicators and ADAS sensor supplies.
For engineers reviewing the VN7020AJ-E datasheet, VN7020AJ-E pinout, VN7020AJ-E application, or VN7020AJ-E equivalent, key selection criteria include MultiSense analog feedback resolution (±10% current sense accuracy at 3 A), latch-off configurability via FaultRST, thermal shutdown threshold (150–200 °C), and reverse-battery protection compatibility with external components.
Technical Context
The VN7020AJ-E integrates two independent high-side power switches with dedicated gate drivers, undervoltage lockout (4 V trip), overvoltage clamping (41–52 V), and self-limiting thermal transient response. Each channel features programmable fault latching via active-low FaultRST and supports auto-restart or persistent latch-off modes.
Its MultiSense architecture multiplexes three diagnostic signals-load current (via proportional current mirror, K-factor 2450–3320 A/A at 3 A), chip temperature (−5.5 mV/K coefficient), and VCC supply voltage (VSENSE_VCC = VCC/4)-onto a single analog output pin using SEL0/SEL1 address lines and SEn enable control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| On-state resistance | 20 mΩ typ. per channel at 3 A, 25°C - enables low conduction loss in 12 V automotive loads |
| Current limitation | 63 A typ. DC short-circuit current - provides robust overload handling without external fusing |
| Standby current | 0.5 µA max. at 13 V, 25°C - supports ultra-low-power module sleep states |
| Operating voltage | 4 to 28 V - covers cold-crank (4 V) to load-dump (28 V) automotive transients |
| Thermal shutdown | 150–200 °C junction range - configurable latch-off prevents repeated cycling during sustained overtemperature |
| MultiSense accuracy | ±10% uncalibrated current sense at 3 A - enables real-time load monitoring without calibration hardware |
| Turn-on delay | 10–120 µs - ensures deterministic timing for synchronized multi-channel switching |
Pinout & Package
Package: PowerSSO-16 (exposed thermal pad, surface-mount, thermally enhanced).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC | Battery supply input | Primary power rail connection; supports up to 40 V transient clamping |
| OUTPUT | Power output (dual channels, pins 7, 11, 12, 13, 14, 15) | All OUTPUT pins internally connected - must be wired together to drive common load |
| GND | Ground reference | Reverse-battery protected node; requires external diode/resistor network |
| INPUT | CMOS-compatible control input | Hysteresis-enabled 3 V/5 V logic interface; controls channel ON/OFF state |
| MultiSense | Multiplexed analog diagnostic output | Delivers proportional current, VCC, or TCHIP signal based on SEL0/SEL1 addressing |
| SEn | Sense enable | Active-high enable for MultiSense; allows OFF-state diagnosis disable during low-power mode |
| SEL0, SEL1 | Multiplexer address inputs | Select diagnostic source: current (L,L), temperature (L,H), or VCC (H,H) |
| FaultRST | Fault reset/latch control | Active-low pin; unlatches output after fault or configures auto-restart when held low |
Key Features
| Feature | Design Value |
|---|---|
| Dual-channel high-side switching | Two independent VIPower® M0-7 outputs sharing one MultiSense pin and FaultRST control |
| MultiSense analog feedback | Single-pin multiplexed sensing of load current (K=2450–3320 A/A), VCC (VSENSE = VCC/4), and chip temperature (−5.5 mV/K) |
| Configurable fault latching | FaultRST pin enables either auto-restart or persistent latch-off on overtemperature or power limitation |
| Reverse battery protection support | Compatible with external diode/resistor network on GND pin to withstand −14 V reverse polarity |
| AEC-Q100 qualified | Qualified to Grade 0 (−40°C to +150°C junction), meeting automotive reliability and stress test requirements |
Applications
| Automotive Turn Indicators | ADAS Sensor Power Supply |
|---|---|
Use Scenario: Driving parallel P27W bulbs or SAE1156/R5W combinations with LED rear lighting modules. IC Role / Device Role / Timing Role: High-side power switch with integrated current limiting and open-load detection during OFF state. Use Value: Eliminates need for discrete fuses and relays while enabling real-time bulb-failure reporting via MultiSense current readback. | Use Scenario: Providing protected 12 V supply to radar modules and camera sensors in advanced driver assistance systems. IC Role / Device Role / Timing Role: Smart power distributor with undervoltage lockout, overvoltage clamp, and thermal derating during extended operation. Use Value: Ensures continuous sensor operation under load-dump (28 V) and cold-crank (4 V) conditions while reporting supply voltage drift via VSENSE_VCC. |
| Body Control Module Outputs | Electric Power Steering Auxiliary Loads |
Use Scenario: Controlling resistive (heated mirrors), inductive (door lock actuators), and capacitive (LED interior lighting) loads in central body controllers. IC Role / Device Role / Timing Role: Single-package dual-channel driver with shared diagnostics and fault management. Use Value: Reduces PCB area and BOM count versus discrete MOSFET+driver solutions while enabling centralized load health monitoring. | Use Scenario: Powering auxiliary solenoids and cooling fans in electric power steering (EPS) systems requiring high reliability. IC Role / Device Role / Timing Role: Protected high-side switch with fast thermal shutdown (150 °C) and configurable latch-off to prevent cascading failure. Use Value: Maintains functional safety integrity by isolating faults before junction temperature exceeds 200 °C, supporting ASIL-B system compliance. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-channel high-side driver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPS4H160-Q1 | Single-channel, 160 mΩ RON, no analog current sense - uses digital SPI diagnostics only | Lacks multiplexed analog feedback; requires external ADC for current/voltage/temperature monitoring | Choose when digital bus integration and lower quiescent current (1 µA) outweigh need for analog diagnostics |
| VNQ7050AJTR | Dual-channel, 50 mΩ RON, 5 A ILIM - no MultiSense; only digital fault flags (open-load, short-to-VCC) | Provides basic protection but no proportional current or temperature feedback | Choose for cost-sensitive body electronics where analog diagnostics are not required |
Compared with VN7020AJ-E, TPS4H160-Q1 offers higher integration with SPI configuration but sacrifices real-time analog visibility into load behavior, while VNQ7050AJTR reduces cost and complexity at the expense of diagnostic granularity needed for ADAS and indicator validation.
Availability
VN7020AJ-E is available at Aetrix Electronics and suitable for automotive turn indicators, ADAS sensor power distribution, and body control module outputs requiring stable component supply across extended temperature and voltage ranges.
Supply support for VN7020AJ-E includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in automotive, industrial, and power management ICs with vertical manufacturing capability.
VN7020AJ-E belongs to the VIPower® high-side driver product line, engineered specifically for AEC-Q100-compliant automotive power distribution with integrated protection, diagnostics, and thermal resilience.
FAQ
What is the maximum transient voltage the VN7020AJ-E can withstand?
The VN7020AJ-E supports up to 40 V maximum transient supply voltage per ISO 16750-2:2010 Test B (clamped), with internal overvoltage clamp activating at 41–52 V depending on junction temperature. This protects against load-dump events without requiring external TVS diodes in most 12 V vehicle architectures.
How does the MultiSense pin deliver three different diagnostic signals?
The MultiSense pin outputs current-proportional load current (SEL0=L, SEL1=L), chip temperature (SEL0=L, SEL1=H), or VCC supply voltage (SEL0=H, SEL1=H) - all referenced to GND and scaled for 1 kΩ external sense resistor. SEn enables the selected function; transitions between modes settle within 20–60 µs.
Can VN7020AJ-E drive inductive loads like door lock actuators safely?
Yes - the device includes dynamic demagnetization voltage clamping (VDEMAG = VCC − 41 V at 25°C) and fast thermal transient limiting. When driving inductive loads, the built-in clamp absorbs flyback energy, preventing destructive voltage spikes at the OUTPUT pin during turn-off.
Is reverse battery protection built-in or external?
Reverse battery protection is not fully integrated; the GND pin must be protected externally using a series diode or resistor network to withstand −14 V reverse polarity. The device itself tolerates −0.3 V on VCC and −200 mA reverse current on GND, making external protection mandatory for automotive deployment.
VN7020AJ-E Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 16-PowerLFSOP (0.154", 3.90mm Width)
- Series:
- VIPower™
- Packaging:
- Tube
- Product Status:
- Discontinued at Digi-Key
- Switch Type:
- General Purpose
- Number of Outputs:
- 1
- Ratio - Input:Output:
- 1:1
- Output Configuration:
- High Side
- Output Type:
- N-Channel
- Interface:
- On/Off
- Voltage - Load:
- 4V ~ 28V
- Voltage - Supply (Vcc/Vdd):
- Not Required
- Current - Output (Max):
- 45A
- Rds On (Typ):
- 20mOhm
- Input Type:
- Non-Inverting
- Features:
- Auto Restart, Status Flag
- Fault Protection:
- Current Limiting (Fixed), Open Load Detect, Over Temperature, Over Voltage, UVLO
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- PowerSSO-16
VN7020AJ-E FAQ
1.How can I place an order for VN7020AJ-E through Aetrix?
Please submit a Request for Quotation (RFQ) for VN7020AJ-E on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for VN7020AJ-E reliable?
The price and inventory of VN7020AJ-E are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for VN7020AJ-E is usually 5 days.
3.What payment methods are accepted for VN7020AJ-E?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for VN7020AJ-E transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for VN7020AJ-E?
VN7020AJ-E orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your VN7020AJ-E order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for VN7020AJ-E?
For technical support, including VN7020AJ-E datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your VN7020AJ-E requirements.
6.How does Aetrix verify that VN7020AJ-E is sourced from the original manufacturer or authorized distributors?
All VN7020AJ-E products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that VN7020AJ-E meets industry standards.
7.What is the process for return or replacement of VN7020AJ-E?
All VN7020AJ-E units undergo pre-shipment inspection (PSI). If there is an issue with VN7020AJ-E, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The VN7020AJ-E part is unused and in its original packaging.
Return procedure for VN7020AJ-E:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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