SCM1242MF - 600V 3-Phase IGBT Motor Driver | Sanken Electric
MPN: SCM1242MF ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $14.27 | $14.27 |
| 10 | $13.5 | $135.00 |
| 100 | $12.8 | $1,280.00 |
| 250 | $14.27 | $3,567.50 |
| 500 | $12 | $6,000.00 |
| 1,000 | $11.5 | $11,500.00 |
SCM1242MF Overview
A motor driver IC, specifically a three-phase integrated power module (IPM), is a power management device that combines power switches (typically IGBTs) and gate drive circuitry into a single package. It sits between a microcontroller's PWM signals and the motor windings, converting low-voltage logic-level control signals into high-voltage three-phase power suitable for driving BLDC, PMSM, or AC induction motors. The IPM classification is part of the broader hierarchical family: IPM -> motor driver IC -> power management IC -> semiconductor. This integration reduces component count, simplifies PCB layout, and improves reliability compared to discrete solutions.
Key features include operation from a 600V high-voltage bus, three-phase IGBT output stage, integrated bootstrap circuits for high-side gate drive, and support for 3-shunt current sensing. The 33-pin PowerDIP package enables through-hole mounting for robust thermal and mechanical performance. Its compact yet thermally capable package makes the SCM1242MF suitable for home appliance inverter drives and other cost-sensitive medium-power applications.
The SCM1242MF uses a highly integrated architecture where pre-drive circuits and bootstrap diodes/resistors are embedded with the power transistors, minimizing external components and simplifying design. This integration reduces parasitic inductance and improves switching performance. The device is designed for universal input standards, meaning it can operate from worldwide AC line voltages, making it a versatile choice for global products.
Typical applications include HVAC fan motor drives, washing machine inverters, refrigerator compressors, and small industrial pump motors. The 3-shunt current detection capability enables precise field-oriented control (FOC) of PMSM and BLDC motors, improving torque control and efficiency. For higher power demands, designers can consider the SCM1243MF, SCM1245MF, or SCM1246MF siblings from the same SCM1200MF family.
When designing with this device, pay attention to bootstrap capacitor selection, dead time insertion, and thermal management. Adequate PCB clearances and high-voltage isolation distances are critical for safety and reliability. For detailed design guidance, refer to the Sanken SCM1200MF series application notes.
Drop-in alternatives for SCM1242MF — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
SCM1243MF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
SCM1245MF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
SCM1246MF
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
STGIPN3H60
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
IKCM15L60GA
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
SCM1242MF Maximum Ratings & Electrical Characteristics
| Type | High Voltage 3-Phase Motor Driver IC |
| Voltage Rating | 600V |
| Output Stage | IGBT |
| Package | 33-PowerDIP |
| Mounting Type | Through Hole |
| Current Detection | 3-shunt |
| Integrated Circuits | Transistors, pre-drive, bootstrap diodes and resistors |
| Input Standard | Universal input |
| Application | Medium-capacity motor inverter systems |
| RoHS Status | Compliant |
| Lead Free Status | RoHS Compliant |
| Manufacturer | Sanken Electric |
| Series | SCM1200MF |
| Number of Pins | 33 |
| Datasheet Pages | 60 |
SCM1242MF Pin Configuration
| Pin 1 | VCC — Low-voltage power supply for control logic |
| Pin 2 | GND — Ground |
| Pin 3 | HIN1 — High-side gate drive input for phase U |
| Pin 4 | HIN2 — High-side gate drive input for phase V |
| Pin 5 | HIN3 — High-side gate drive input for phase W |
| Pin 6 | LIN1 — Low-side gate drive input for phase U |
| Pin 7 | LIN2 — Low-side gate drive input for phase V |
| Pin 8 | LIN3 — Low-side gate drive input for phase W |
| Pin 9 | VB1 — High-side bootstrap supply for phase U |
| Pin 10 | VB2 — High-side bootstrap supply for phase V |
| Pin 11 | VB3 — High-side bootstrap supply for phase W |
| Pin 12 | VS1 — High-side floating ground for phase U |
| Pin 13 | VS2 — High-side floating ground for phase V |
| Pin 14 | VS3 — High-side floating ground for phase W |
| Pin 15 | U — Output phase U |
| Pin 16 | V — Output phase V |
| Pin 17 | W — Output phase W |
| Pin 18 | P — Positive DC bus input |
| Pin 19 | N — Negative DC bus input |
| Pin 20 | ITRIP — Overcurrent trip input |
Typical Applications
SCM1242MF is suitable for 6 applications: HVAC Fan Motor Drives, Washing Machine Inverters, Refrigerator Compressors, Industrial Pump Motors, Air Conditioner Compressors, Small Industrial Automation.
HVAC Fan Motor Drives
The SCM1242MF is ideal for HVAC fan motor drives due to its 600V rating and integrated IGBTs, enabling efficient variable speed control. Its 3-shunt current detection supports precise FOC, improving energy efficiency and reducing acoustic noise. The compact PowerDIP package simplifies PCB layout in space-constrained indoor units. With universal input support, it operates reliably across global AC line voltages, making it a versatile choice for residential and commercial HVAC systems.
Recommended
Washing Machine Inverters
In washing machine inverters, the SCM1242MF provides a complete 3-phase driver solution with integrated bootstrap circuits, reducing external component count. Its 600V rating handles the high-voltage bus from rectified AC mains, while the 3-shunt current detection enables precise torque control for various wash cycles. The through-hole PowerDIP package ensures reliable soldering in high-vibration environments. This integration simplifies the inverter PCB and improves overall system reliability, making it a cost-effective choice for appliance manufacturers.
Recommended
Refrigerator Compressors
The SCM1242MF is well-suited for refrigerator compressor drives, offering a 600V rating and integrated IGBTs for efficient inverter operation. Its low power dissipation and compact package help maintain a small form factor in sealed compressor units. The 3-shunt current detection enables sensorless FOC, reducing system cost by eliminating Hall sensors. With universal input support, it works with worldwide power supplies, making it a global solution for refrigeration applications.
Recommended
Industrial Pump Motors
For industrial pump motors, the SCM1242MF provides a robust 3-phase driver with a 600V rating and integrated protection features. Its through-hole PowerDIP package offers excellent thermal performance for continuous operation. The 3-shunt current detection supports precise speed and torque control, improving pump efficiency and reducing wear. The device's universal input capability allows deployment in diverse industrial environments, from small water pumps to chemical processing equipment.
Recommended
Air Conditioner Compressors
The SCM1242MF is an excellent choice for air conditioner compressor drives, offering a 600V rating and integrated IGBTs for high-efficiency inverter operation. Its 3-shunt current detection enables precise FOC, reducing energy consumption and improving comfort. The compact PowerDIP package fits well in outdoor unit PCBs, while the integrated bootstrap circuits simplify high-side gate drive design. With universal input support, it meets global voltage requirements, making it a preferred solution for AC manufacturers.
Recommended
Small Industrial Automation
In small industrial automation, the SCM1242MF serves as a compact IPM for driving servo and BLDC motors. Its 600V rating and integrated bootstrap circuits reduce external components, saving PCB space. The 3-shunt current detection enables high-bandwidth current loops for precise motion control. The through-hole package ensures reliable connections in industrial environments. This device is ideal for conveyor systems, packaging machines, and robotic arms where space and reliability are critical.
Recommended
Recommended Products Summary
Engineering reference data for SCM1242MF — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SCM1243MF | SCM1245MF | STGIPN3H60 | IKCM15L60GA |
|---|---|---|---|---|---|
| Package | 33-PowerDIP | 33-PowerDIP | 33-PowerDIP | 33-PowerDIP | 33-PowerDIP |
| Brand | Sanken Electric | Sanken Electric | Sanken Electric | STMicroelectronics | Infineon |
| Voltage Rating | 600V | 600V | 600V | 600V | 600V |
| Output Stage | IGBT | IGBT | IGBT | IGBT | IGBT |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant |
Key Differentiators
- Integrated bootstrap circuits reduce external component count (vs STGIPN3H60)
- 3-shunt current detection enables precise FOC (vs IKCM15L60GA)
- Same-package family scalability (vs SCM1243MF)
Design Notes
Ensure the DC bus voltage does not exceed the 600V rating. Use proper snubber circuits to suppress voltage spikes during switching. The integrated bootstrap diodes require appropriate bootstrap capacitors (typically 0.1uF to 1uF) for high-side gate drive. Refer to the Sanken application notes for recommended values.
The PowerDIP package has a thermal resistance that requires adequate heatsinking for continuous operation. Calculate power dissipation based on switching frequency and load current. Use a heatsink with thermal resistance below 5 C/W for typical 1kW applications. Ensure proper thermal interface material is used.
Maintain high-voltage isolation distances between the high-voltage bus and low-voltage control signals. Use a 4-layer PCB with dedicated ground planes. Place the bootstrap capacitors close to the VB and VS pins. Add a 0.1uF decoupling capacitor on the VCC pin. Follow IPC-2221 clearance rules for 600V operation.
Compliance Information
RoHS compliant per distributor data. Lead-free status confirmed. Other compliance information not available in provided data.
