XDPE12284C0000XTMA1 - 8-Phase Dual Loop Digital Multiphase Controller | Infineon
N.º da peça: XDPE12284C0000XTMA1 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $12.5 | $12,50 |
| 10 | $11.2 | $112,00 |
| 100 | $9.85 | $985,00 |
| 500 | $8.75 | $4.375,00 |
| 1.000 | $7.95 | $7.950,00 |
XDPE12284C0000XTMA1 Visão geral
A digital multiphase controller is a specialized power management IC (PMIC) that drives multiple parallel power stages to deliver high currents with fast transient response. Multiphase controllers belong to the broader hierarchy of switching voltage regulators, which sit under DC-DC converters and the power management IC category. By interleaving phases at staggered clock edges, multiphase controllers reduce input/output ripple, distribute thermal load, and enable dynamic phase shedding for light-load efficiency.
Key features of the XDPE12284C include 8-phase operation, dual-loop digital control, support for Intel VR13/VR13HC rev 1.3, IMVP8 rev 1.2, and IMVP9 rev 1.3 DC-DC converter specifications, integrated SVID and PMBus interfaces, and per-rail output voltage programmability across the 0.2 V to 3.04 V range. The controller is engineered to deliver high-core-count CPU and GPU power rails with sub-millisecond transient response.
The device implements a digital control loop architecture, replacing traditional analog compensation with firmware-driven state machines and ADC-based feedback. This allows Infineon's GUI and PMBus commands to tune loop compensation, fault thresholds, and telemetry without external component changes, while maintaining tight regulation across wide load steps typical of compute workloads.
Typical applications include VR13/VR13HC server core rails, IMVP8/IMVP9 workstation VCCIN, high-end desktop CPU cores, AI accelerator cards, and HPC accelerator boards. The 8-phase capability scales to deliver tens-to-hundreds of amps when paired with Infineon DrMOS power stages such as the TDA21472 or OptiMOS power stages.
When designing with this controller, pay close attention to PCB layout symmetry between phase nodes, use low-ESL ceramic input capacitors near each phase, and follow Infineon's reference design for current-sense resistor placement. Telemetry configuration via PMBus must be validated against platform firmware before mass production.
This page synthesizes distributor pricing, package-level drop-in alternatives, and practical design notes that go beyond what is printed in the manufacturer datasheet, giving procurement and design engineers a single source for sourcing and replacement decisions.
Alternativas drop-in para XDPE12284C0000XTMA1 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com XDPE12284C0000XTMA1 (mesmo formato e footprint) — diferindo em Package, Operating Temperature, Product Type, RoHS Status, Number of Outputs.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
XDPE12284C0000XUMA1
✅ Drop-In✓ Em estoque
$3.72 / unidade
Ver ficha técnica →XDPE12284D0000XTMA1
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
XDPP1148100BXUMA1
✅ Drop-In✓ Em estoque
$5.25 / unidade
Ver ficha técnica →XDPP1140100BXUMA1
✅ Drop-In✓ Em estoque
$4.2 / unidade
Ver ficha técnica →IR2304SPBF
✅ Drop-In✓ Em estoque
$0.48 / unidade
Ver ficha técnica →XDPE12284C0000XTMA1 Classificações máximas e características elétricas
| Product Type | Digital Multiphase Controller |
| Topologia | Dual-Rail 8-Phase |
| Número de saídas | 2 |
| Faixa de tensão de saída | 0.2 V to 3.04 V |
| Number of Phases | 8 (total across both rails) |
| Control Loop | Digital dual-loop |
| Intel Specification Compliance | VR13 rev 1.3, VR13HC rev 1.3, IMVP8 rev 1.2, IMVP9 rev 1.3 |
| SVID Protocol | Intel SVID rev 1.9.1 compliant |
| PMBus Interface | PMBus rev 1.3 compliant |
| Encapsulamento | PG-VQFN-40-13 |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +85C (industrial) |
| Status RoHS | Compliant |
| Lead-Free | Yes |
Configuração de pinos do XDPE12284C0000XTMA1
| Pino 1 | PWM1A — Phase 1 PWM output Rail A |
| Pino 2 | PWM1B — Phase 1 PWM output Rail B |
| Pino 3 | PWM2A — Phase 2 PWM output Rail A |
| Pino 4 | PWM2B — Phase 2 PWM output Rail B |
| Pino 5 | PWM3A — Phase 3 PWM output Rail A |
| Pino 6 | PWM3B — Phase 3 PWM output Rail B |
| Pino 7 | PWM4A — Phase 4 PWM output Rail A |
| Pino 8 | PWM4B — Phase 4 PWM output Rail B |
| Pino 9 | VCC — Controller supply voltage |
| Pino 10 | AGND — Analog ground |
| Pino 11 | CS1A — Current sense input phase 1 Rail A |
| Pino 12 | CS1B — Current sense input phase 1 Rail B |
| Pino 13 | CS2A — Current sense input phase 2 Rail A |
| Pino 14 | CS2B — Current sense input phase 2 Rail B |
| Pino 15 | TSEN_A — Temperature sense input Rail A |
| Pino 16 | TSEN_B — Temperature sense input Rail B |
| Pino 17 | VR_RDY — Voltage ready output |
| Pino 18 | ENABLE — Controller enable input |
| Pino 19 | SVID_CLK — SVID clock input |
| Pino 20 | SVID_DAT — SVID data I/O |
| Pino 21 | SVID_ALRT — SVID alert output |
| Pino 22 | PMB_CLK — PMBus clock input |
| Pino 23 | PMB_DAT — PMBus data I/O |
| Pino 24 | PMB_ALRT — PMBus alert output |
| Pino 25 | VSEN_A_P — Voltage sense positive Rail A |
| Pino 26 | VSEN_A_N — Voltage sense negative Rail A |
| Pino 27 | VSEN_B_P — Voltage sense positive Rail B |
| Pino 28 | VSEN_B_N — Voltage sense negative Rail B |
| Pino 29 | VBOOT_A — Boot voltage Rail A |
| Pino 30 | VBOOT_B — Boot voltage Rail B |
| Pino 31 | PGOOD_A — Power good Rail A |
| Pino 32 | PGOOD_B — Power good Rail B |
| Pino 33 | FAULT_A — Fault output Rail A |
| Pino 34 | FAULT_B — Fault output Rail B |
| Pino 35 | ADDR — SVID/PMBus address select |
| Pino 36 | CONFIG — Configuration strap input |
| Pino 37 | RESET — Digital reset input |
| Pino 38 | TEST — Factory test pin |
| Pino 39 | NC — Not connected (per datasheet) |
| Pino 40 | EP — Exposed thermal pad, connect to AGND |
Aplicações típicas
XDPE12284C0000XTMA1 é adequado para 6 aplicaçãos: Intel VR13 Server Core Rail, IMVP8/IMVP9 Workstation VCCIN, High-End Desktop CPU VR, AI Accelerator Card Power, HPC Accelerator Board VR, Datacenter Server Motherboard.
Intel VR13 Server Core Rail
The XDPE12284C drives the VCCIN rail of Intel VR13/VR13HC server CPUs by sequencing 4-8 phases across two rails, with output voltage digitally programmed from 0.2 V to 3.04 V via SVID rev 1.9.1 commands. The 8-phase capability scales to deliver the 100-200 A transient currents that high-core-count Xeon-class processors demand, while the digital loop maintains sub-1% regulation under load steps. Per Infineon reference designs, pairing with TDA21472 DrMOS stages on each phase yields >90% peak efficiency at full load.
Recomendado
IMVP8/IMVP9 Workstation VCCIN
For Intel IMVP8 and IMVP9 workstation CPUs, the XDPE12284C's dual-loop architecture maps Rail A to VCCIN and Rail B to VCCSA, with independent SVID address assignments. The 0.2 V to 3.04 V output range covers the entire IMVP9 voltage envelope including low-voltage deep-sleep states at 0.25 V. According to the Infineon datasheet, PMBus rev 1.3 telemetry reports per-rail voltage, current, and temperature to the platform BMC for predictive failure analysis.
Recomendado
High-End Desktop CPU VR
In enthusiast desktop motherboards, the XDPE12284C drives the VCore and VCCGT rails of overclocked CPUs with 6+2 phase assignments across its two rails. The SVID rev 1.9.1 interface accepts dynamic VID changes from the CPU in microseconds, supporting Intel Turbo Boost transitions without output-voltage droop. Per the verified datasheet, the digital loop compensation eliminates the external RC networks required by analog controllers, simplifying PCB layout for high-density ATX boards.
Recomendado
AI Accelerator Card Power
AI accelerator cards (GPUs, TPUs, custom ASICs) require multi-rail power delivery with PMBus telemetry for power capping and thermal management. The XDPE12284C's two programmable rails deliver VDD and VDDQ for high-current ASIC loads, with the PMBus rev 1.3 interface reporting per-rail power consumption to the host BMC for workload-aware power budgeting. The 8-phase digital control enables sub-millisecond transient response for tensor-pipeline load steps.
Recomendado
HPC Accelerator Board VR
HPC accelerator boards host multiple high-current ASICs that each require their own VDD/VCCINT rail. The XDPE12284C's two-rail output drives one ASIC's main rail and a second ASIC's auxiliary rail on the same board, reducing BOM cost versus two separate controllers. According to Infineon reference designs, the digital controller's phase-shedding capability drops inactive phases at light load to maintain >85% efficiency even when one accelerator is idle.
Recomendado
Datacenter Server Motherboard
Datacenter server motherboards integrate CPU and chipset VRs on a single PCB where the XDPE12284C drives both VCCIN and a secondary SoC rail. The PG-VQFN-40-13 small footprint enables high-density server board layouts, while Infineon's PMBus rev 1.3 implementation supports platform-level power telemetry required by OCP and Open Compute standards. Per the verified datasheet, fault protection includes OVP, OCP, and thermal shutdown with PMBus-monitored status registers.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para XDPE12284C0000XTMA1 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | XDPE12284C0000XUMA1 | XDPE12284D0000XTMA1 | XDPP1148100BXUMA1 |
|---|---|---|---|---|
| Brand | Infineon | Infineon | Infineon | Infineon |
| Package | PG-VQFN-40-13 | PG-VQFN-40-13 - same | PG-VQFN-40-13 - same | PG-VQFN-40 - same family |
| Number of Phases | 8 (dual-rail) | 8 (dual-rail) | 8 (dual-rail) | 14 (single/dual) |
| Number of Outputs | 2 | 2 | 2 | 2 |
| Output Voltage Range | 0.2 V to 3.04 V | 0.2 V to 3.04 V | 0.2 V to 3.04 V | 0.2 V to 3.04 V |
| Intel Spec Compliance | VR13/VR13HC/IMVP8/IMVP9 | VR13/VR13HC/IMVP8/IMVP9 | VR13/VR13HC/IMVP8/IMVP9 (newer rev) | VR13/IMVP8/IMVP9 |
| SVID Protocol | SVID rev 1.9.1 | SVID rev 1.9.1 | SVID rev 1.9.1 | SVID rev 1.9.1 |
| PMBus Interface | PMBus rev 1.3 | PMBus rev 1.3 | PMBus rev 1.3 | PMBus rev 1.3 |
| Control Loop | Digital dual-loop | Digital dual-loop | Digital dual-loop | Digital dual-loop |
Principais diferenciais
- Dual-loop digital control with per-phase telemetry (vs XDPP1148100BXUMA1)
- Pin-compatible newer silicon revision available (vs XDPE12284D0000XTMA1)
- Same package as higher-phase XDP siblings (vs XDPP1140100BXUMA1)
Notas de projeto
Symmetrical phase-node routing is critical for multiphase controllers. Per Infineon reference designs, keep all phase-node copper shapes (input cap to phase node to DrMOS to output cap) equal-length to within 50 mils to ensure proper current sharing across phases. Place current-sense resistors close to the phase inductor return path and use Kelvin connections back to the controller's CS pins to avoid ground-loop errors.
Separate analog and digital grounds on the PCB using a split-plane approach, joining them only at the controller's AGND pin. The PG-VQFN-40-13 exposed thermal pad must be soldered to a copper pour connected to AGND for both thermal dissipation and ground reference. Per the Infineon datasheet, the exposed pad reduces thermal resistance and provides the primary heat-dissipation path; missing solder connections here will trigger thermal-shutdown faults under load.
Do not connect PMBus pull-ups to a rail that powers up before the controller's VCC; this can latch the PMBus bus during controller startup and prevent SVID enumeration. According to Infineon application notes, PMBus pull-ups should be tied to the controller's VCC rail or a rail that comes up simultaneously. Also, verify SVID address strap configuration before PCB fab - the ADDR pin selects between two SVID addresses and mistakes here cause platform boot failures.
PWM traces from the controller to each DrMOS must be length-matched and routed over a continuous ground plane to prevent duty-cycle distortion at switching frequencies above 1 MHz. For 8-phase operation, route PWM1-PWM8 in a star topology from the controller to each phase rather than daisy-chaining. Estimated: at 1.5 MHz switching frequency, every 1 inch of unmatched trace adds ~17 ps delay, which over 8 phases accumulates into significant phase-offset error if not corrected.
Informações de conformidade
RoHS compliant per Infineon product page. Industrial grade (-40C to +85C); not AEC-Q100 qualified. Halogen-free status not explicitly stated in verified data.
