IRS2052MTRPBF - 2-Ch 200V Class D Audio Driver | Infineon
N.º de pieza: IRS2052MTRPBF ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $7.85 | $7,85 |
| 10 | $7.45 | $74,50 |
| 100 | $6.65 | $665,00 |
| 500 | $5.92 | $2.960,00 |
| 1.000 | $5.28 | $5.280,00 |
IRS2052MTRPBF Descripción general
A Class D audio amplifier is a switching amplifier topology that uses pulse-width modulation (PWM) to drive the output stage fully on or fully off, dramatically reducing power dissipation compared to a linear (Class A/B) amplifier. The IRS2052M occupies the 'controller + gate driver' layer of the audio amplifier hierarchy (Class D controller -> audio amplifier -> amplifier IC -> signal chain IC -> semiconductor), making it the brain and gate-drive interface between the analog audio front end and the high-current MOSFET output stage.
Key features include a 200 V high-voltage rating (suitable for ±100 V rails), programmable dead-time, integrated over-current and over-temperature protection, clipping detection output for dynamic speaker management, and a versatile shutdown control that supports latched, non-latched, or host-controlled modes. The IRS2052M operates from a logic supply and a high-voltage bootstrap supply, enabling self-powered gate drive for the high-side MOSFETs of each half-bridge.
The device integrates proprietary PWM modulation with adjustable switching frequency (typically 400 kHz to 800 kHz range) to balance audio band noise rejection against switching losses. An external thermal sensor input allows system-level thermal monitoring beyond the on-chip thermal shutdown, critical in space-constrained multi-channel amplifiers and automotive audio systems.
Typical applications include powered subwoofers, home theater receivers, automotive head units and external amplifiers, professional powered speakers, and marine/PA systems. Its 200 V rating enables high-power designs (several hundred watts per channel) with appropriate output MOSFET selection and output filter design.
When designing with the IRS2052M, prioritize gate-drive loop layout to minimize parasitic inductance on the high-current path, and carefully select bootstrap capacitor values based on switching frequency and high-side MOSFET gate charge. Always pair the IRS2052M with logic-level or standard-threshold MOSFETs whose total gate charge supports the programmed switching frequency without exceeding the IC's drive capability.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternativas directas para IRS2052MTRPBF — 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 IRS2052MTRPBF (mismo factor de forma y huella) — difiere en Package, RoHS Status, Function, Number of Channels, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
IRS2053MTRPBF
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
IRS2334MTRPBF
✅ Sustitución directa✓ En stock
$2.39 / unidad
Ver hoja de datos →IRS20752LTRPBF
✅ Sustitución directa✓ En stock
$0.51 / unidad
Ver hoja de datos →IRS2453DSTRPBF
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$0.86 / unidad
Ver hoja de datos →IR38062MTRPBF
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.85 / unidad
Ver hoja de datos →IRS2052MTRPBF Valores máximos y características eléctricas
| Manufacturer | Infineon Technologies |
| Part Number | IRS2052MTRPBF |
| Product Type | Class D Audio Amplifier Driver IC |
| Number of Channels | 2 (Stereo) |
| Audio Input Type | Analog |
| Configuración de salida | Half-bridge / BTL (external MOSFETs) |
| High Voltage Rating | 200 V |
| Encapsulado | 48-MLPQ (7x7 mm) |
| Tipo de montaje | Surface Mount |
| PWM Modulator | Integrated |
| Dead-Time Control | Programmable |
| Protection Features | OCP, OTP, UVLO, clipping detection |
| Shutdown Modes | Latched / non-latched / host-controlled |
| Temperatura de funcionamiento | -40 C to +125 C (junction) |
| Estado RoHS | Compliant |
| Tape & Reel Qty | 3000 pcs |
Guía de configuración de pines de IRS2052MTRPBF 48-mlpq (7x7 mm)
Configuración de pines para IRS2052MTRPBF (encapsulado 48-mlpq (7x7 mm)). Este componente analógico presenta pines de entrada, salida y alimentación. Consulte la hoja de datos del fabricante para conocer las configuraciones de los pines de ajuste de offset, compensación y habilitación. Ideal para circuitos de acondicionamiento de señal y amplificadores.
No hay datos detallados de patillaje disponibles para IRS2052MTRPBF.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
IRS2052MTRPBF es adecuado para 6 aplicacións: Powered Subwoofer Amplifiers, Home Theater Receivers, Automotive Audio Amplifiers, Professional Powered Speakers, Marine and Outdoor Audio Systems, Studio Monitor Amplifiers.
Powered Subwoofer Amplifiers
The IRS2052MTRPBF is well-suited to powered subwoofer designs in mono BTL or single-channel configurations, where its 200 V high-voltage rating supports several-hundred-watt output levels from a single IC. The integrated PWM modulator and programmable dead-time minimize crossover distortion while the over-current protection prevents MOSFET damage during high-excursion bass transients. Pair the IRS2052M with appropriately rated N-channel MOSFETs and an LC output filter tuned below 200 Hz to extract clean, low-distortion sub-bass. The selectable shutdown mode (latched vs auto-retry) lets designers balance speaker protection against nuisance shutdowns during dynamic program material.
Recomendado
Home Theater Receivers
Multi-channel home theater amplifiers benefit from the IRS2052MTRPBF's two-channel-per-IC density, allowing 5.1 or 7.1 receivers to use multiple IRS2052M ICs in parallel with shared logic supply and individual high-voltage rails per channel. Each channel pair can be configured as stereo, BTL mono, or parallel BTL for higher power. The on-chip clipping detection output feeds back to the receiver DSP, enabling real-time dynamic range control without separate envelope detectors. This reduces BOM cost and PCB area compared to discrete Class D controllers with external clipping circuits.
Recomendado
Automotive Audio Amplifiers
In automotive head units and external amplifiers, the IRS2052MTRPBF's wide operating temperature range and high-voltage tolerance address 12 V / 24 V vehicle electrical environments with load-dump transients. The 200 V rating provides substantial headroom for high-power subwoofers commonly fitted in premium car audio systems. The external thermal sensor input allows mounting a thermistor on the heatsink or chassis for system-level thermal management beyond the IC's own junction temperature monitoring. Designers must still validate AEC-Q100 compliance at the system level; the IRS2052MTRPBF itself targets industrial/commercial audio.
Recomendado
Professional Powered Speakers
Active two-way and three-way PA speakers use the IRS2052MTRPBF to drive separate woofer and midrange/tweeter channels with high efficiency, reducing heatsinking requirements compared to Class A/B designs. The integrated protection suite (OCP, OTP, UVLO, clipping detection) prevents speaker damage during clipping or thermal overload at concert-level SPLs. The programmable switching frequency lets designers tune above the AM broadcast band to avoid RF interference, while still maintaining low EMI through careful PCB layout. A typical 2x500W PA cabinet design uses one IRS2052M per stereo channel pair.
Recomendado
Marine and Outdoor Audio Systems
Marine amplifiers face harsh humidity, vibration, and 12 V battery-rail transients, making the IRS2052MTRPBF's high-voltage tolerance and protection suite particularly valuable. Two IRS2052M ICs can drive a 4-channel amplifier (front left/right, rear left/right) with individual clipping and thermal monitoring per channel pair. The MLPQ package's exposed thermal pad enables direct PCB thermal coupling to chassis-mounted heatsinks, critical in sealed marine enclosures. The 200 V rating also protects against alternator load-dump events that exceed typical automotive transients.
Recomendado
Studio Monitor Amplifiers
Near-field and main studio monitors demand ultra-low distortion and flat frequency response, both of which the IRS2052MTRPBF supports through its programmable dead-time (minimizing crossover distortion) and high PSRR analog front end. The integrated clipping detection allows a digital signal processor to implement look-ahead limiters that prevent audible clipping artifacts during mix playback. By switching the Class D output stage at 400-800 kHz, designers can use small output filter inductors while keeping switching noise well above the audio band. This produces transparent amplification essential for mastering-grade monitoring.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para IRS2052MTRPBF — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | IRS2053MTRPBF | IRS2334MTRPBF | IRS20752LTRPBF | IRS2453DSTRPBF | IR38062MTRPBF |
|---|---|---|---|---|---|---|
| Package | 48-MLPQ (7x7 mm) | 48-MLPQ (7x7 mm) - same | 48-MLPQ (7x7 mm) - same | 48-MLPQ (7x7 mm) - same | 48-MLPQ (7x7 mm) - same | 48-MLPQ (7x7 mm) - same |
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Channels | 2 (Stereo) | 3 (2.1) | 3-phase | 1 half-bridge | 2 (Stereo) | 1 (Buck) |
| High-Voltage Rating | 200 V | 200 V | 600 V | 200 V | 200 V | 30 V |
| Function | Class D audio driver | Class D audio driver | 3-phase gate driver | Half-bridge gate driver | Class D audio driver | DC-DC buck regulator |
| PWM Modulator | Integrated (analog) | Integrated (analog) | External | External | Integrated (analog) | N/A |
| Clipping Detection | Yes | Yes | No | No | Yes | N/A |
Diferenciadores clave
- Integrated analog PWM modulator for both channels (frente a IRS2334MTRPBF)
- Stereo (2-ch) integration in single IC (frente a IRS2092SPBF)
- Clipping detection output for DSP-driven speaker protection (frente a IRS20752LTRPBF)
Notas de diseño
Place the bootstrap capacitors (VB-VS) as close as possible to the IRS2052MTRPBF pins to minimize high-side gate-drive parasitic inductance. Use 100 nF to 470 nF X7R ceramic capacitors rated for the high-voltage bus, and size them according to the total gate charge Qg of the high-side MOSFET at the programmed switching frequency. Estimated: Qg_total × VDD / fsw × 0.1 should yield a ripple voltage below 5% of VDD. The exposed thermal pad must be soldered to a continuous ground plane with thermal vias for adequate heat dissipation.
Do not connect the audio input directly to a single-ended source without AC-coupling — the IRS2052MTRPBF inputs are biased at a common-mode voltage that must be preserved through the input network. Failing to provide adequate input impedance (typically 10 kΩ to 47 kΩ) will distort the analog front-end common-mode and degrade THD. Always populate the dead-time programming resistor; leaving it floating or at 0 Ω risks shoot-through in the output half-bridge, destroying the MOSFETs within seconds.
Keep the high-current output loop (HS MOSFET, low-side MOSFET, and output filter inductor) as compact as possible to minimize radiated EMI. The audio input traces should be routed away from the switching node and the gate-drive traces to avoid capacitive coupling of switching noise into the audio path. A star-ground topology with separate analog and power grounds joined at the IRS2052MTRPBF ground pin reduces ground-loop noise. Keep the output LC filter capacitors' ground returns short to the same power ground reference used by the high-side/low-side MOSFETs.
Estimated: at 2x500 W output into 4 Ω with 90% Class D efficiency, the IRS2052MTRPBF itself dissipates approximately 1-2 W (mostly gate-drive losses), but the external MOSFETs dissipate 50-100 W. The 48-MLPQ package can handle this gate-driver dissipation comfortably with 1 sq inch of copper pour on a 2-layer board. For the MOSFET heatsink, use forced-air cooling above 300 W per channel. The on-chip thermal shutdown plus external sensor input provides redundant protection against heatsink-to-ambient thermal runaway.
Información de cumplimiento
RoHS and REACH compliant per Infineon product page. AEC-Q100 qualification status not explicitly stated for the IRS2052MTRPBF variant — automotive designs should validate at the system level or contact Infineon for AEC-Q100 qualified alternatives in the same family.
