UCC21710-Q1 - 10A Isolated Gate Driver | Texas Instruments
N.º de pieza: UCC21710-Q1 ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
UCC21710-Q1 Descripción general
A gate driver is a power-management IC that converts low-voltage control signals from a microcontroller into high-current pulses to drive the gate of power transistors. In a system hierarchy, the gate driver sits between the controller and the power switch, providing isolation and signal amplification. The UCC21710-Q1 belongs to the isolated gate driver family, which adds galvanic isolation to protect low-voltage control circuitry from high-voltage transients.
Key features include: ±10 A peak source/sink current, 5700 Vrms reinforced isolation, single-channel operation, and input and output side UVLO. It supports overcurrent (OC) and short-circuit detection via shunt sensing, active Miller clamp to prevent spurious turn-on, fault reporting, and isolated analog-to-PWM sensing for temperature or voltage monitoring. These features provide comprehensive protection for SiC and IGBT switching.
The UCC21710-Q1 uses capacitive coupling for signal transfer, achieving high CMTI. It is AEC-Q100 qualified for automotive applications, meeting the reliability demands of HEV/EV traction inverters. The device's short-circuit clamping feature limits gate voltage to slightly above VDD, protecting semiconductors from gate-source/emitter overvoltage breakdown.
Typical applications include HEV/EV traction inverters, solar inverters, industrial motor drives, UPS, wind turbine converters, and railway traction. The high peak current and 1700-V rating allow it to directly drive large IGBT modules and SiC MOSFETs without external buffers. Its isolation enables safe operation in high-voltage DC-link systems.
When designing with this device, ensure proper bias supplies: UCC14240-Q1 is a recommended isolated power supply for the output side. Pay attention to gate loop inductance and maintain adequate PCB spacing for reinforced isolation. The active Miller clamp must be connected to the gate to prevent high dV/dt-induced turn-on.
Alternativas directas para UCC21710-Q1 — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con UCC21710-Q1 (mismo factor de forma y huella) — difiere en Package.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
UCC21710DWR
📋 Alternativa de referencia (no en el catálogo)
UCC21750QDWRQ1
📋 Alternativa de referencia (no en el catálogo)
UCC21732QDWRQ1
📋 Alternativa de referencia (no en el catálogo)
UCC21736QDWRQ1
📋 Alternativa de referencia (no en el catálogo)
ISO5852SQDWRQ1
📋 Alternativa de referencia (no en el catálogo)
UCC21710-Q1 Valores máximos y características eléctricas
| Output Current | ±10 A (peak source/sink) |
| Isolation Voltage | 5700 Vrms (reinforced) |
| Number of Channels | 1 |
| Encapsulado | 16-SOIC (D) |
| Switching Voltage | Up to 1700 V (SiC/IGBT) |
| Technology | Capacitive Coupling |
| Automotive Grade | Yes (AEC-Q100) |
| Input Type | Digital |
| Tipo de montaje | Surface Mount |
Guía de configuración de pines de UCC21710-Q1 16-soic (d)
Configuración de pines para UCC21710-Q1 (encapsulado 16-soic (d)). Este dispositivo de potencia presenta terminales de puerta, drenador y fuente. Para encapsulados no polarizados, consulte la hoja de datos del fabricante para conocer la orientación exacta del pin 1 y los detalles del footprint. Las aplicaciones habituales incluyen el diseño de fuentes de alimentación, el accionamiento de motores y la conmutación de cargas.
No hay datos detallados de patillaje disponibles para UCC21710-Q1.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
UCC21710-Q1 es adecuado para 6 aplicacións: HEV/EV Traction Inverters, Solar Inverters, Industrial Motor Drives, UPS and Power Supplies, Wind Turbine Converters, Railway Traction.
HEV/EV Traction Inverters
The UCC21710-Q1 provides ±10 A peak source/sink current to drive SiC MOSFETs and IGBTs in high-voltage traction inverters up to 1700 V. Its high CMTI ensures reliable switching in noisy automotive environments, while the active Miller clamp prevents spurious turn-on. The isolated analog-to-PWM sensor enables temperature or voltage sensing, aiding real-time diagnostics. Used in the half-bridge stage, it interfaces with the MCU via an isolated PWM signal. Compared to standard drivers, the UCC21710-Q1 reduces switching losses and enhances system robustness, critical for traction inverters demanding high efficiency and functional safety.
Recomendado
Solar Inverters
In grid-tied solar inverters, the UCC21710-Q1 drives high-power SiC MOSFETs in the DC-DC converter and inverter stages. Its 5700 Vrms isolation provides safety isolation between the DC bus and control side. The overcurrent and short-circuit protection with shunt sensing allows fast fault shutdown, preventing semiconductor damage. The high peak current ensures rapid gate transitions, reducing switching losses at high frequencies. The device's UVLO on both input and output sides ensures proper startup and shutdown sequencing. With its robust CMTI, it handles high dV/dt switching, making it ideal for solar MPPT and DC-AC conversion stages.
Recomendado
Industrial Motor Drives
For industrial motor drives, UCC21710-Q1 reliably drives IGBTs in three-phase inverters. Its 1700-V rating suits medium-voltage motor applications, while the ±10 A current capability charges large gate capacitances quickly. The isolated analog sensor output allows current and temperature monitoring without extra sensors. The driver's fault reporting with active Miller clamp reduces EMI and prevents false triggering. The SOIC-16 package simplifies board layout. Additionally, the input-side UVLO ensures the controller is ready before enabling the power stage. This reduces system complexity and lowers overall cost compared to discrete driver solutions.
Recomendado
UPS and Power Supplies
In high-power UPS and switched-mode power supplies, UCC21710-Q1 isolates and drives IGBTs or SiC MOSFETs in power factor correction (PFC) and inverter stages. The driver's 5700 Vrms isolation ensures safe operation in high-voltage DC-link applications. Its fast overcurrent and short-circuit detection with shunt sensing provides comprehensive protection. The device's high CMTI maintains signal integrity under high slew-rate switching. The isolated analog-to-PWM sensor simplifies temperature compensation in precision power supplies. With a wide supply range, it adapts to various bias configurations, reducing design effort.
Recomendado
Wind Turbine Converters
Wind turbine converters typically use high-power IGBTs in back-to-back converters. UCC21710-Q1 drives the generator-side and grid-side converters, handling voltages up to 1700 V. Its ±10 A peak current enables fast switching of large modules, reducing switching losses. The active Miller clamp prevents shoot-through in high dV/dt conditions. The driver's isolated analog sensing supports temperature monitoring for thermal management. With automotive-grade qualification, it provides reliability in harsh outdoor environments. The SOIC-16 package allows compact converter design, crucial for wind turbine nacelles where space is limited.
Recomendado
Railway Traction
Railway traction systems require robust drives for IGBTs in 1500-3000 V DC converters. UCC21710-Q1 provides reinforced isolation to meet safety standards and supports up to 1700 V per rail. Its high CMTI ensures reliable data transmission under severe electromagnetic interference from traction motors. The driver's overcurrent and short-circuit protection with shunt sensing detects faults rapidly, protecting expensive IGBT modules. The SOIC-16 package simplifies integration into compact converter units. Its AEC-Q100 qualification is suitable for railway rolling stock, which has strict reliability requirements.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para UCC21710-Q1 — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | UCC21710DWR | UCC21750QDWRQ1 | UCC21732QDWRQ1 | UCC21736QDWRQ1 | ISO5852SQDWRQ1 |
|---|---|---|---|---|---|---|
| Package | 16-SOIC (D) | 16-SOIC (D) - same | 16-SOIC (D) - same | 16-SOIC (D) - same | 16-SOIC (D) - same | 16-SOIC (D) - same |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Peak Output Current | ±10 A | ±10 A | ±10 A | ±10 A | ±10 A | ≤2.5 A |
| Number of Channels | 1 | 1 | 1 | 1 | 1 | 1 |
| Automotive Grade | Yes (AEC-Q100) | No | Yes | Yes | Yes | Yes |
Diferenciadores clave
- Higher peak output current (±10 A) (frente a ISO5852SQDWRQ1)
- Integrated overcurrent and shunt sensing (frente a UCC21750QDWRQ1)
- Automotive-grade qualification with 1700 V rating (frente a UCC21710DWR)
Notas de diseño
At high switching frequencies, gate drive power dissipation can be significant. Calculate the average gate drive current from total gate charge Qg and frequency: I_avg = Qg * f. The UCC21710-Q1's ±10 A peak current ensures low propagation delay, but the IC self-heating is mainly from quiescent and switching losses. Ensure adequate copper area for the SOIC-16 package thermal pad, and keep the driver close to the gate to minimize parasitic inductance.
For high CMTI performance, minimize stray capacitance between input and output sides. Place the isolation barrier as clean as possible, and use appropriate creepage distances per IEC 60664 for the operating voltage. Keep gate loops short and use a dedicated driver power supply (e.g., UCC14240-Q1) to avoid noise.
Avoid exceeding the absolute maximum ratings of the input and output supply voltages. Maintain proper UVLO threshold margins. Also, the active Miller clamp is essential when using SiC MOSFETs to prevent false turn-on during high dV/dt transitions; ensure the clamp is correctly connected to the gate.
Información de cumplimiento
AEC-Q100 qualification implied by -Q1 suffix. RoHS and other compliance data not explicitly provided in verified web data; verify with manufacturer.
