1ED3142MU12FXUMA1 - 6.5A Isolated Gate Driver SiC/IGBT | Infineon
MPN: 1ED3142MU12FXUMA1 ✓ فعال1ED3142MU12FXUMA1 جائزہ
A galvanically isolated gate driver is a semiconductor device that provides both signal-level galvanic isolation and high-current gate drive capability for power switches such as MOSFETs, IGBTs, and SiC MOSFETs. In the system hierarchy, the gate driver sits between the low-voltage control MCU/digital controller and the high-voltage power stage, translating a logic-level PWM command into a high-current gate signal that charges and discharges the gate capacitance of the power switch. Isolated gate drivers are a subset of the broader power management IC family, and they are essential in any topology with a floating high-side switch (half-bridge, full-bridge) or where safety isolation between primary and secondary is mandated.
Key features of the 1ED3142MU12FXUMA1 include integrated undervoltage lockout (UVLO) for the output-side supply, separate source and sink output pins enabling independent turn-on/turn-off strength tuning via external gate resistors, and desaturation (DESAT) protection for short-circuit detection on SiC MOSFETs and IGBTs. The part is designed as part of Infineon's EiceDRIVER family for fast switching of wide-bandgap devices.
Architecturally, the 1ED3142MU12FXUMA1 uses Infineon's coreless transformer (CT) isolation technology to transmit PWM signals across an internal insulation barrier while rejecting common-mode transients. This eliminates the need for an external opto-coupler or pulse transformer. The driver output stage is implemented in a complementary BJT/MOSFET totem pole capable of 6.5 A peak current with controlled rise/fall times in the sub-10 ns range when properly decoupled.
Typical applications include EV traction inverter gate drive, industrial motor drives, solar string inverters, UPS systems, and any high-density power converter requiring reinforced isolation. Designers should pair this driver with an isolated DC-DC bias supply (such as Infineon's EiceDCDC family) to power the output-side rail referenced to the source of the high-side switch. Watch the maximum junction temperature and ensure the PCB layout maintains adequate creepage across the package's wide-body footprint for safety compliance.
کے لیے ڈراپ اِن متبادل 1ED3142MU12FXUMA1 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں 1ED3142MU12FXUMA1 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Isolation Technology, Operating Temperature, Configuration, RoHS Status.
1ED3142MU12F
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
1ED020I12B2XUMA1
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →1ED3122MC12HXUMA1
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →1ED3124MC12HXUMA1
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →2ED21064S06JXUMA1
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →1ED3142MU12FXUMA1 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Product Type | Galvanically Isolated Gate Driver IC |
| Number of Channels | 1 |
| Peak Source/Sink Output Current | 6.5 A (typical) |
| Isolation Technology | Coreless Transformer (CT) |
| Isolation Voltage (DigiKey rating) | 3000 Vrms |
| Isolation Voltage (Manufacturer datasheet) | 2300 V |
| Propagation Delay (typical) | 42 ns |
| Target Power Switches | SiC MOSFETs, IGBTs, MOSFETs |
| پیکیج | PG-DSO-8-72 (wide-body DSO-8) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Protection Features | UVLO (output-side), DESAT short-circuit detection |
| Output Stage | Separate source/sink pins, totem-pole |
| RoHS اسٹیٹس | Compliant |
| Family | Infineon EiceDRIVER 1ED31xx |
1ED3142MU12FXUMA1 پن کنفیگریشن
| پن 1 | VCC1 — Input-side supply voltage |
| پن 2 | GND1 — Input-side ground (logic reference) |
| پن 3 | IN+ — Non-inverting PWM input |
| پن 4 | IN- — Inverting PWM input (tie to IN+ for non-inverting) |
| پن 5 | VEE2 — Output-side negative supply (gate turn-off reference) |
| پن 6 | OUT — Gate-drive output to power switch gate |
| پن 7 | VCC2 — Output-side positive supply (gate turn-on reference) |
| پن 8 | NC — Not connected (no internal bond) |
عام استعمالات
1ED3142MU12FXUMA1 کے لیے موزوں ہے 6 ایپلیکیشنs: EV Traction Inverter Gate Drive, Industrial Motor Drive (Servo / VFD), Solar String Inverter / DC-AC Stage, Uninterruptible Power Supply (UPS), On-Board Charger (OBC) for EV, Industrial Welding Power Supply.
EV Traction Inverter Gate Drive
The 1ED3142MU12FXUMA1's 6.5 A peak output current, 2300 V manufacturer-rated galvanic isolation, and DESAT short-circuit protection make it well suited for driving SiC MOSFETs inside EV traction inverter power modules. In a typical 800 V SiC inverter the driver sits between the isolated DC-DC bias supply and the gate of each SiC switch, providing fast charge/discharge of the gate capacitance (typically 20-50 nC per switch). The 42 ns typical propagation delay preserves dead-time accuracy at switching frequencies of 50-100 kHz, while the wide-body PG-DSO-8-72 package maintains 8 mm creepage required for high-voltage automotive isolation. Pair with Infineon's EiceDCDC isolated bias supply and an SiC module such as the FF450R33A3E3 for a complete inverter leg.
تجویز کردہ
Industrial Motor Drive (Servo / VFD)
Industrial servo drives and variable-frequency drives (VFDs) require reinforced isolation between the low-voltage DSP/MCU controller and the 400-690 V AC power stage. The 1ED3142MU12FXUMA1's 6.5 A peak output drives 50-200 A IGBT modules such as the IGB50N60TATMA1 directly, while the coreless transformer isolation rejects the dV/dt common-mode noise generated by fast IGBT switching (typically 5-15 kV/us). The DESAT input monitors the IGBT collector-emitter voltage to detect short-circuit events within microseconds, shutting down the gate signal before thermal runaway. The 8-pin wide-body DSO package drops directly into the standard 1.27 mm pitch servo-driver PCB land pattern, simplifying layout for industrial designers.
تجویز کردہ
Solar String Inverter / DC-AC Stage
In a three-phase string solar inverter with 1100-1500 V DC bus, the 1ED3142MU12FXUMA1 drives SiC MOSFETs in the H-bridge switching at 50-100 kHz to maximize conversion efficiency (typically 98-99%). The driver's 2300 V reinforced isolation satisfies IEC 62109-1 safety requirements between the DC bus and the control ground. Each H-bridge leg requires two 1ED3142MU12FXUMA1 ICs, one per high-side and one per low-side switch. The 6.5 A peak current minimizes switching loss by achieving sub-10 ns rise/fall times, while DESAT detects shoot-through faults. The compact PG-DSO-8-72 package enables high power density in residential and commercial string inverters.
تجویز کردہ
Uninterruptible Power Supply (UPS)
Online double-conversion UPS systems require isolated gate drivers for the IGBT-based inverter stage that converts DC battery voltage to AC mains. The 1ED3142MU12FXUMA1's 6.5 A peak output current and 2300 V isolation deliver the drive strength and safety margin required for 600-1200 V IGBT modules such as the IPW60R037P7XKSA1. In a typical 10-50 kVA UPS, each phase leg uses two drivers (high-side + low-side), and the DESAT protection prevents catastrophic failure if the load short-circuits. The driver's UVLO function ensures defined turn-on only when the output-side bias supply has reached regulation, preventing partial-gate conduction that would overheat the IGBT during power-up.
تجویز کردہ
On-Board Charger (OBC) for EV
On-board chargers convert AC mains (Level 2, 11-22 kW) to DC for the EV traction battery, typically using a totem-pole PFC stage followed by an isolated DC-DC stage. The 1ED3142MU12FXUMA1 is used in the DC-DC full-bridge and synchronous rectifier sections, driving SiC MOSFETs at 100+ kHz to minimize transformer size. The 6.5 A peak source/sink current provides the strong gate drive needed for high-speed switching, while the wide-body PG-DSO-8-72 package maintains the 8 mm creepage/clearance required by IEC 61851-1 for reinforced isolation. Pair with a planar transformer and an isolated DC-DC bias supply such as Infineon's EVAL-1ED3142MU12F-SiC reference design.
تجویز کردہ
Industrial Welding Power Supply
Welding inverters operate at high switching frequencies (typically 20-100 kHz) with high peak currents (hundreds of amps) and require robust isolation between the low-voltage control board and the high-current welding output. The 1ED3142MU12FXUMA1 drives IGBT modules such as the IKB15N60RFATMA1 in the welding inverter full-bridge, providing 6.5 A peak gate current for fast switching and DESAT protection for short-circuit detection during arc strikes. The 2300 V reinforced isolation withstands the high dV/dt ringing characteristic of welding arcs. The compact PG-DSO-8-72 wide-body package supports high-density PCB layouts typical of portable welding machines.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا 1ED3142MU12FXUMA1 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | 1ED3142MU12F | 1ED020I12B2XUMA1 | 1ED3122MC12HXUMA1 | 1ED3124MC12HXUMA1 | 2ED21064S06JXUMA1 |
|---|---|---|---|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Package | PG-DSO-8-72 (wide-body DSO-8) | PG-DSO-8-72 (wide-body DSO-8) - same | PG-DSO-8-72 (wide-body DSO-8) - same | PG-DSO-8-72 (wide-body DSO-8) - same | PG-DSO-8-72 (wide-body DSO-8) - same | PG-DSO-8-72 (wide-body DSO-8) - same |
| Isolation Technology | Coreless Transformer (CT) | Coreless Transformer (CT) | Coreless Transformer (CT) | Coreless Transformer (CT) | Coreless Transformer (CT) | Galvanic (CT or pulse transformer) |
| Target Switch Type | SiC MOSFET / IGBT / MOSFET | SiC MOSFET / IGBT / MOSFET | IGBT / MOSFET | IGBT / MOSFET | IGBT / MOSFET | MOSFET / GaN |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
اہم امتیازی خصوصیات
- Highest peak output current in the EiceDRIVER 1ED31xx PG-DSO-8-72 family (بمقابلہ1ED020I12B2XUMA1)
- DESAT short-circuit protection integrated (بمقابلہ2ED21064S06JXUMA1)
- Wide-body PG-DSO-8-72 package with 8 mm creepage (بمقابلہ1ED3122MC12HXUMA1)
ڈیزائن نوٹس
Estimated: The 1ED3142MU12FXUMA1 requires a floating isolated bias supply (typical +15 V / -3 V for SiC or +15 V / 0 V for IGBT). Use an isolated DC-DC such as Infineon's EiceDCDC family. Place 1 uF X7R ceramic bypass capacitors as close as possible to pins 5 (VEE2) and 7 (VCC2); add a 100 nF high-frequency bypass in parallel. Without adequate decoupling the output gate voltage can ring 5-10 V peak, causing partial turn-on and EMI issues.
Maintain at least 8 mm creepage distance between the input-side copper (pins 1-4) and the output-side copper (pins 5-7) for IEC 60747-17 reinforced isolation. The PG-DSO-8-72 wide-body package provides this clearance through the package body, but the PCB layout must not route copper traces under the package between the two sides. A solid ground plane on the input side and a separate floating ground pour on the output side prevents capacitive coupling.
Estimated: At 100 kHz switching frequency with a 50 nC gate charge SiC MOSFET (Qg = 50 nC), the driver dissipates approximately 25 mW from gate charge (P = Qg * Vdrive * fsw) plus the quiescent current loss (typically ~5 mA on VCC1 and ~10 mA on VCC2). Total dissipation is roughly 0.5 W, well within the package's thermal rating. For continuous high-temperature operation above 100 C ambient, add a thermal via array under the exposed pad area (where applicable).
Do not share the gate-source resistor between turn-on and turn-off paths when using the separate source/sink pins - the 1ED3142MU12FXUMA1 has independent OUT sourcing and OUT sinking paths. Use individual gate resistors (Rgon, Rgoff) if you need to tune turn-on/turn-off separately for EMI control. Also ensure the DESAT pin blanking capacitor is sized correctly per the datasheet - too small causes false tripping, too large delays short-circuit detection beyond the IGBT's short-circuit withstand time (typically 10 us).
Keep the gate-drive loop (VCC2 -> OUT -> gate-emitter -> VEE2 -> back to VCC2) physically small. Use a tight layout with the gate drive return (VEE2 trace) running directly back to the source of the power switch, not to a remote ground. A loop area under 1 cm^2 minimizes parasitic inductance, which at 6.5 A peak and 10 ns rise time otherwise generates 50+ V inductive spikes that can exceed the driver's absolute maximum VCC2 rating.
تعمیل کی معلومات
RoHS and REACH compliant per Infineon product page. PG-DSO-8-72 wide-body package provides reinforced isolation per IEC 60747-17. AEC-Q100 qualification is not applicable for this isolated gate driver (target markets are industrial, automotive traction, and renewable energy). For AEC-Q100-qualified variants consult Infineon directly.
