DRV8714SQRHARQ1 - 40V 4-Ch Smart Gate Driver | TI | Automotive
Teilenummer: DRV8714SQRHARQ1 ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $2.35 | $2,35 |
| 10 | $2.2 | $22,00 |
| 100 | $1.98 | $198,00 |
| 500 | $1.85 | $925,00 |
| 1.000 | $1.76 | $1.760,00 |
DRV8714SQRHARQ1 Übersicht
A half-bridge gate driver is a power-management IC that controls the gate charge of external MOSFETs in an H-bridge or half-bridge power stage. It sits between a low-voltage controller (MCU) and the power FETs, translating logic-level PWM signals into gate-drive currents while providing protection, dead-time management, and current feedback. Multi-channel gate drivers such as the DRV871x-Q1 family consolidate driver power supplies, shunt amplifiers, and protection monitors into one IC, replacing dozens of discrete components in a brushed-DC, stepper, or solenoid drive stage.
Key features include a 40-V operating rating suitable for 12-V and 24-V automotive battery systems with load-dump headroom, four independently controllable half-bridges, and smart gate-drive architecture that automatically manages dead time to minimize switching losses and shoot-through. Integrated wide common-mode inline current sense amplifiers eliminate external shunt amplifiers and support accurate motor current feedback for FOC and stall detection.
The DRV871x-Q1 family integrates driver power supplies, current shunt amplifiers, and protection monitors, reducing total system complexity, size, and cost. Per the TI datasheet, the DRV8718-Q1 (8-channel) and DRV8714-Q1 (4-channel) are drop-in pin-to-pin compatible in the 56-pin VQFN (RVJ) package, with half-bridge 1-4 locations shifted on the DRV8714-Q1 to aid PCB routing.
Typical applications include automotive brushed DC motor control for pumps, fans, dampers and actuators, solenoid drivers, seat adjusters, and multi-motor body-electronics modules requiring AEC-Q100-qualified silicon.
Design consideration: verify gate-drive current settings and dead-time register configuration in SPI before first power-up, and place gate-loop layouts short and symmetrical to limit ringing.
This page synthesizes distributor pricing, drop-in alternative data, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für DRV8714SQRHARQ1 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit DRV8714SQRHARQ1 (gleiche Bauform und Footprint) – abweichend in Current Sense Amplifiers, Package.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
DRV8718-Q1
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
DRV8714SQRHARQ1 Grenzwerte & elektrische Eigenschaften
| Product Type | Four-channel half-bridge smart gate driver |
| Absolute Maximum Supply Voltage | 40 V (class rating per TI product page) |
| Number of Half-Bridges | 4 |
| Kanäle | 4 half-bridge drivers |
| Current Sense Amplifiers | Integrated inline, wide common-mode |
| Gate Drive Architecture | Smart gate drive with automatic dead-time management |
| Automotive Qualification | AEC-Q100 (Q1 device) |
| Gehäuse | 56-Pin VQFN (RVJ) |
| Montageart | Surface Mount |
| Family Compatibility | Drop-in pin-to-pin compatible with DRV8718-Q1 (56-pin VQFN RVJ) |
| RoHS-Status | Compliant (per TI product page) |
| Application | Automotive multi-motor / multi-load drive |
DRV8714SQRHARQ1 56-pin vqfn (rvj) Pinbelegungsleitfaden
Pinbelegung für DRV8714SQRHARQ1 (56-pin vqfn (rvj)-Gehäuse). Dieses Leistungsbauteil verfügt über Gate-, Drain- und Source-Anschlüsse. Bei nicht gepolten Gehäusen entnehmen Sie die genaue Ausrichtung von Pin 1 und Footprint-Details dem Herstellerdatenblatt. Typische Anwendungen sind Netzteilentwurf, Motoransteuerung und Lastschaltung.
Keine detaillierten Pinbelegungsdaten verfügbar für DRV8714SQRHARQ1.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
DRV8714SQRHARQ1 ist geeignet für 6 Anwendungs: Automotive Brushed DC Motor Control, Stepper Motor Drivers for Actuators, Solenoid and Valve Drivers, Multi-Motor Body Electronics Modules, Automotive Fan and Pump Control, Industrial Multi-Load Drive (Non-Automotive Derivative Use).
Automotive Brushed DC Motor Control
The DRV8714SQRHARQ1 drives up to four brushed DC motors from a single IC, making it ideal for 12-V body-electronics loads such as pumps, HVAC blowers, and wiper systems. Its 40-V class rating absorbs automotive battery transients, while the smart gate-drive architecture automatically manages dead time on external MOSFETs to prevent shoot-through. The integrated wide common-mode inline current sense amplifiers feed real-time motor current to the MCU for stall detection and diagnostics without external amplifier ICs. Because four half-bridges integrate driver supplies and protection monitors in one 56-pin VQFN (RVJ) package, board area and BOM count drop significantly versus discrete driver designs, which is decisive for high-volume automotive modules.
Empfohlen
Stepper Motor Drivers for Actuators
Two of the DRV8714SQRHARQ1's four half-bridges can be paired to drive one bipolar stepper motor, supporting two steppers per IC - ideal for headlamp leveling, throttle plates, and HVAC blend-door actuators. The smart gate drive automatically controls dead time and slew, reducing audible noise and EMI in microstepping applications. Integrated inline current sense amplifiers with wide common-mode range deliver phase-current feedback for accurate microstep current control and stall detection. Operating from an automotive 12-V rail with 40-V transient capability, the device meets AEC-Q100 expectations. The DRV8718-Q1 pin-compatible upgrade doubles capacity to four steppers on the same PCB footprint when module variants need more channels.
Empfohlen
Solenoid and Valve Drivers
Automotive solenoids - transmission shift valves, fuel gates, and brake actuation valves - benefit from the DRV8714SQRHARQ1's per-channel half-bridge control. Half-bridge topology enables active freewheeling and regenerative energy recovery back to the supply, faster solenoid decay than passive clamping, and precise current regulation. The integrated wide common-mode inline current sense amplifiers measure solenoid current even during high-side PWM switching, enabling closed-loop current control that keeps valve force consistent over temperature. The 40-V class rating handles inductive kick transients above the 12-V rail, and AEC-Q100 qualification supports under-hood and chassis deployments. Automatic dead-time management in the smart gate-drive engine simplifies firmware and reduces EMI.
Empfohlen
Multi-Motor Body Electronics Modules
Central body control and zonal modules drive many small motors - door locks, mirror adjusters, seat actuators, and dampers - from one controller. The DRV8714SQRHARQ1 integrates four half-bridges, driver power supplies, current shunt amplifiers, and protection monitors, reducing total system complexity, size, and cost versus four discrete single-channel drivers. The pin-to-pin compatibility with the DRV8718-Q1 lets one PCB serve base (4-channel) and premium (8-channel) variants, a platform strategy TI explicitly supports by shifting half-bridge 1-4 pin locations to aid routing. Integrated diagnostics report per-channel fault status to the MCU, supporting the functional-safety documentation flow required in automotive module development.
Empfohlen
Automotive Fan and Pump Control
Cooling fans, coolant pumps, and washer pumps demand robust, diagnosable half-bridge drive. The DRV8714SQRHARQ1's smart gate drive adjusts MOSFET switching behavior while automatically managing dead time, limiting switching losses in continuous PWM operation typical of pump control. Its wide common-mode inline current sense amplifiers detect blocked-rotor and overcurrent conditions in real time, enabling protective firmware responses before MOSFETs exceed safe operating limits. The 40-V class rating tolerates load-dump style transients on 12-V rails. Multiple pumps or a fan plus pump can share one DRV8714-Q1, and AEC-Q100 qualification plus the Q1 suffix confirm the device is built and screened for automotive deployment environments.
Empfohlen
Industrial Multi-Load Drive (Non-Automotive Derivative Use)
Although AEC-Q100 qualified for automotive, the DRV8714SQRHARQ1's 40-V rating and four integrated half-bridges also suit industrial 24-V applications: factory actuators, valve manifolds, robotics end-effectors, and test fixtures. The integrated wide common-mode inline current sense amplifiers provide current telemetry for predictive-maintenance firmware, and the SPI-programmable smart gate drive lets engineers tune slew rates to balance EMI against switching loss per load. Consolidating four bridges, driver supplies, and protection monitors in one 56-pin VQFN (RVJ) package shrinks control boards and reduces assembly cost. Designers should confirm the exact operating voltage window and register map in the TI datasheet before reuse in industrial profiles.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für DRV8714SQRHARQ1 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | DRV8718-Q1 |
|---|---|---|
| Package | 56-Pin VQFN (RVJ) | 56-Pin VQFN (RVJ) - same |
| Brand | Texas Instruments | Texas Instruments |
| Half-Bridge Channels | 4 | 8 |
| Voltage Class | 40 V | 40 V |
| Inline Current Sense Amplifiers | Yes (wide common-mode) | Yes (wide common-mode) |
| Dead-Time Management | Automatic (smart gate drive) | Automatic (smart gate drive) |
| Automotive Qualification | AEC-Q100 (Q1) | AEC-Q100 (Q1) |
| Pin-to-Pin Compatible | N/A (reference) | Yes - drop-in per TI datasheet |
Wichtigste Unterscheidungsmerkmale
- Four half-bridges plus inline current sense in one IC (vs. DRV8718-Q1)
- Routing-optimized pinout (vs. DRV8718-Q1)
- Automotive platform scalability (vs. DRV8718-Q1)
Designhinweise
Leverage the DRV8714-Q1's routing-friendly half-bridge placement: per the TI DRV871x-Q1 datasheet, the locations of half-bridges 1-4 are shifted relative to the DRV8718-Q1 specifically to help PCB routing. Keep gate loops as short and symmetrical as possible between GHx/GLx pins and the external MOSFETs, and route inline current-sense amplifier inputs as Kelvin connections directly at the shunt to preserve accuracy. Use a solid ground plane under the VQFN (RVJ) thermal area with multiple via stitching for heat spreading.
Do not assume distributor headlines reflect the true pin count - some listings render '40-VQFN (6x6)' where '40' is the 40-V voltage class, not a 40-pin package; the TI datasheet specifies the 56-pin VQFN (RVJ). Also remember that if you substitute the pin-compatible DRV8718-Q1, half-bridge 1-4 pin locations are shifted between the two devices despite drop-in compatibility, so verify channel mapping in firmware and board netlist before production.
The 40-V class rating gives headroom for automotive 12-V and 24-V battery transients, but the exact datasheet operating voltage range was not captured in our data extract - consult the TI DRV8714-Q1 datasheet electrical tables before finalizing the power tree. Size external MOSFETs so that load-dump and inductive kick events stay within both the driver's rating and the FET SOA, and clamp or suppress solenoid/flyback energy with the half-bridge's active freewheeling path where possible.
Compliance-Informationen
Q1 suffix and TI product page indicate AEC-Q100 automotive qualification; RoHS compliance indicated by TI product listing. REACH/halogen-free/conflict-minerals declarations should be pulled from TI's official compliance certificates.
