⚡ Unlock Next-Level Power Switching! Meet SLKOR SL27517 - the high-speed, high-efficiency gate driver fully compatible with TI UCC27517DBVR 🚀

 SL27517–24V, 4A High-Speed Gate Driver delivering powerful sourcing & sinking for maximum power efficiency.

✨ Optimized Version ✨

SL27517 — High-Speed 4A Low-Side Gate Driver for MOSFETs, IGBTs & GaN Devices

The SL27517 is a compact, ultra-fast, single-channel 4A low-side gate driver, purpose-built for efficient driving of MOSFETs, IGBTs, and wide-bandgap devices like GaN. Its sub-20ns propagation delay and strong sourcing/sinking capability enable switching frequencies in the hundreds of kHz — perfect for high-performance server, telecom, EV, and industrial power supplies.

🔑 Key Advantages:

  • Wide Supply Range (4.5V–20V, up to 24V max) — optimized for MOSFETs & GaN
  • Robust 4A Drive Strength — ensures faster, cleaner switching
  • Ultra-Low Propagation Delay (<20ns) — higher efficiency & precision control
  • UVLO Protection — safe operation under abnormal conditions
  • Dual-Input Design (positive & inverted) — flexible enable/disable control
  • Negative Input Tolerance (-5V) — reliable even with inductive overshoot
  • TTL/CMOS Logic Compatible — seamless system integration
  • Compact 5-pin SOT-23 package — space-saving, high-performance design

🚀 Applications:

  • Switching Power Supplies (AC/DC, DC/DC)
  • Servers & Telecom Rectifiers
  • EV/HEV Inverters & DC/DC Converters
  • Motor Drives & Control Systems
  • Photovoltaic Boost & Inverters
  • UPS & Wide-Bandgap Power Systems

⚡ Why SL27517?
 High-speed. High-efficiency. Strong protection.
 The SL27517 is your go-to gate driver for next-generation power conversion and high-speed switching designs.

About Slkor

Founded through the collaboration of top experts from Tsinghua University and Yonsei University, Shenzhen Slkor Micro Semicon Co., Ltd. is a pioneer in third-generation SiC power devices and advanced semiconductor technologies.

Our expertise spans the development of discrete devices, ICs, diodes, transistors, power management solutions, and analog chips — all engineered with cutting-edge methodologies, materials, and processes.

Guided by visionary CEO Song Shiqiang, Slkor has evolved from an IP design house into a nationally recognized high-tech enterprise, uniting R&D, manufacturing, and global sales under one banner. We deliver high-quality, domestically produced alternatives to leading international brands, helping customers build resilient supply chains without compromising performance.

With flagship stores in Shenzhen’s Huaqiangbei hardware hub, we provide immediate support, responsive service, and direct access to our latest semiconductor solutions.

🌍 Slkor is redefining the future of semiconductor innovation — powering next-generation technologies worldwide.

SLKOR equivalent/ cross-reference list

|| | SLKOR PN | Product name| Package| Equivalent PN| |

| — — — | — — — — — — — | — — — — — — — — | — — — — — — | — — — — — — | — — — — — — — — — — — — — — — — — -|

| 01 | MOS | IRF640 | MOS | TO-220 | IRF640NPBF |

| | | IRFR5305 | MOS | TO-252 | IRFR5305TRPBF |

| | | SL2301 | MOS | SOT-23 | CJ2301/LP2301LT1G/SI2301CDS |

| | | SL2302 | MOS | SOT-23 | CJ2302/LP2302LT1G/SI2302CDS |

| | | SL2309 | MOS | SOT-23 | LP2309LT1GVISHA/SI2309CDS |

| | | SL3409 | MOS | SOT-23 | LP3409LT2G/UMW3409/AO3409 |

| | | 2N7002 | MOS | SOT-23 | 2N7002 |

| | | 2N7002L | MOS | SOT-23 | 2N7002L |

| 02 | TRIACs | BTA06–800B | TRIACs | TO-220 | BTA06–800BWRG |

| | | BTA08–800B | TRIACs | TO-220 | BTA08–800BWRG |

| | | BTA12–600B | TRIACs | TO-220 | BTA12–600BWRG |

| | | BTA16–800B | TRIACs | TO-220 | BTA16–800BWRG |

| | | BTA24–800B | TRIACs | TO-220 | BTA24–800BWRG |

| | | BTA26–800B | TRIACs | TO-220 | BTA26–800BWRG |

| | | BTA41–800B | TRIACs | TO-3P | BTA41–800BRG |

| | | BTA41–1200B | TRIACs | TO-3P | BTA41–1200BRG |

| 03 | Diode | BAT54S | Scottky Diode | SOT-23 | BAT54S |

| | | BAT54A | Scottky Diode | SOT-23 | BAT54A |

| | | SMAJ5.0A | TVS | SMA | SMAJ5.0A-13-F 、SMAJ5.0A-E3/61 |

| | | SMAJ33CA | TVS | SMA | SMAJ33CA-13-F、3CA |

| | | MMBZ12VAL | TVS | SOT-23 | MMBZ12VAL |

| | | MMBZ15VAL | TVS | SOT-23 | MMBZ15VAL |

| | | ZMM5V1 | Zenner | LL-34 | ZMM5V1 |

| | | SD12C | TVS | SOD-323 | SDD32C12L01 |

| 04 | ESD Diode | SLESD05D6CU | ESD Diode | DFN0603 | PESD5V0V1BSF |

| | | SLESD03D6BN | ESD Diode | DFN0603 | PESD3V3V1BCSF |

| | | SLESD03D6BU | ESD Diode | DFN0603 | PESD3V3R1BSF |

| | | SLESD0501BU | ESD Diode | DFN0603 | PESD5VOF1BL |

| | | SLESD2105L | ESD Diode | SOT-23 | NUP2105LT1G |

| | | SLESD5Z3V3 | ESD Diode | SOD-523 | ESD5Z3.3T1G |

| | | NUP2105LT1G | ESD Diode | SOT-23 | NUP2105LT1G |

| | | SLESD0501CM | ESD Diode | DFN0603 | PESD5VOS1BL |

| | | SLESD0301M | ESD Diode | DFN0603 | PESD3V3T1BL |

| 05 | Transistor | SL44H11 | Transistor | TO-220–3L | D44H11 |

| | | D882 | Transistor | SOT-89 | D882 |

| | | 2SC2873 | Transistor | SOT-89 | 2SC2873 |

| | | 2SC5824-R | Transistor | SOT-89 | 2SC5824T100R |

| 06 | Power Management | LM2575S-5.0 | DC/DC | TO-263–5 | LM2575S-5.0 |

| | | LM2576S-5.0 | DC/DC | TO-263–5 | LM2576S-5.0 |

| | | LM2596S-5.0 | DC/DC | TO-263–5 | LM2596S-5.0 |

| | | SL54620RHLR | Power Management | QFN14L | TPS54620RHLR |

| | | SL2044 | Power Management | SOP-8 | U2044 |

| | | SL27511 | Driver | SOT-23 | UCC27511DBVR |

| | | SL27525 | Driver | SOP-8 | UCC27525D |

| | | SL8402 | Driver | SOT-223 | NCV8402/ZXMS6005DGQ/NSE11409-Q1 |

| | | SL27517 | Driver | SOT-23 | UCC27517DBVR |

| | | SL27523 | Driver | SOP-8 | UCC27523 |

| | | SL27524 | Driver | SOP-8 | UCC27524 |

| | | SL4139 | LED Driver | SOT-23–5 | CAT4139 |

| | | SL401 | LED Driver | SOT-23–6 | BCR401 |

| | | SL3405S | Power Electronic Switch | SOP-8 | BTS3405G |

| | | SL8366 | DC/DC | ESOP-8 | TLE8366 |

| | | SL3157XC6 | Low Voltage, Single-Pole Double-Throw Switch | SC-70–6 | TS5A3157/NC7SB3157/FSA3157/SGM3157 |

| | | SL3157XT6 | Low Voltage, Single-Pole Double-Throw Switch | SOT-23–6 | TS5A3157/NC7SB3157/FSA3157/SGM3157 |

| | | SL331S5 | General Comparator | SOT-23–5 | RS331 |

| | | SL0101S6 | Level Shifter — Auto-Bidirectional | SOT-23–6 | TXS0101/RS0101 |

| | | SL0102S8 | Level Shifter — Auto-Bidirectional | SOT-23–8 | TXS0102/RS0102 |

| | | 74LVC1G11S6 | Logic Gate — AND, NAND | SOT-23–6 | SN74LVC1G11 |

| | | 74LVC1G10S6 | Logic Gate — AND, NAND | SOT-23–6 | SN74LVC1G10 |

| | | 74LVC1G32S5 | Logic Gate — AND, NAND | SOT-23–5 | SN74LVC1G32 |

| | | 74LVC1G27S6 | Logic Gate — OR, NOR | SOT-23–6 | SN74LVC1G27 |

| | | 74LVC1G34S5 | Logic Gate — Buffer | SOT-23–5 | SN74LVC1G34 |

| | | 74LVC2G34S6 | Logic Gate — Buffer | SOT-23–6 | SN74LVC2G34 |

| | | SL27531 | Low Side Driver | SOT-23–6 | UCC27531DBVR |

| | | SL27624MS | Low Side Driver | SOP-8 | UCC27624DR |

| | | SL27714 | High/Low Side Driver | SOP-14 | UCC27714 |

| | | SL21814 | High/Low Side Driver | SOP-14 | IR21814/IRS21814 |

| | | SL2110 | High/Low Side Driver | SOP-16W | IR2110S |

| | | SL2003 | Half-Bridge Driver | SOP-8 | IRS2003S |

| | | SL2004 | Half-Bridge Driver | SOP-8 | IRS2004 |

| | | SL2103 | Half-Bridge Driver | SOP-8 | IR2103S |

| | | SL8205FC | Synchronous Buck DC-DC | SOP-8-EP | SY8205FCC |

| | | SL82C250T | CAN Chip | SOP-8 | PCA82C250T |

| | | SL65HVD230DR | CAN Chip | SOP-8 | SN65HVD230DR |

| | | SL65HVD232DR | CAN Chip | SOP-8 | SN65HVD232DR |

| | | SL65HVD233DR | CAN Chip | SOP-8 | SN65HVD233DR |

| | | SL65HVD234DR | CAN Chip | SOP-8 | SN65HVD234DR |

| | | SL3232EESE | RS232 Transceiver | SOP-16 | MAX3232E |

| | | SL65HVD08DR | RS485 Chip | SOP-8 | SN65HVD08DR |

| | | SL3088EESA | RS485 Chip | SOP-8 | MAX3088E |

| | | SL3490EESA | RS422 Chip | SOP-8 | MAX3490E |

| | | SL6802 | Display Power Management | DFN12 | BV6802 |

| | | SL5350SDR | Gate Driver Isolation | SOP-8 | UCC5350 |

| | | SL5350MDR | Gate Driver Isolation | SOP-8 | UCC5350 |

| 07 | Op-amp | SL4558S | Op-amp | SOP-8 | RC4558DRG4 |

| | | LM124D | Op-amp | SOP-14 | LM124DR |

| | | LM224D | Op-amp | SOP-14 | LM1224DR |

| | | LM324D | Op-amp | SOP-14 | LM324DR |

| | | LMV358 | Op-amp | SOP-8 | LMV358QD |

| | | LMV32 1 | Op-amp | SOT-23–5 | LMV321ILT |

| | | LM2904 | Op-amp | DIP-8 | LM2904P |

| | | SL9062C | Op-amp | SOP-8 | TLV9062 |

| | | SL9062D | Op-amp | SOT-23–8L | TLV9062 |

| | | SL722XS8 | Op-amp | SOP-8 | SGM722/LTC722/RS722 |

| | | SL2122C | Op-amp | SOP-8 | NJM2122 |

| 08 | Quartz Crystal | SL322532M9P | Quartz Crystal | SMD3225–4 | X1E0000210167 |

| | | SL322532M10P | Quartz Crystal | SMD3225–4P | X1E000021016300 |

| | | SL322512M20P | Quartz Crystal | SMD3225–4P | CJ13–120002010A20 |

| | | SL322516M9P | Quartz Crystal | SMD3225–4P | X1E000021037500 |

| | | SL322516M12P | Quartz Crystal | SMD3225–4P | X1E000021011900 |

| | | SL322524M12P | Quartz Crystal | SMD3225–4P | X1E0000210129 |

| | | SL322525M20P | Quartz Crystal | SMD3225–4P | X1E000021035200 |

| | | SL322525M12P | Quartz Crystal | SMD3225–4P | X1E000021013900 |

| 09 | Darlington | TIP122 | Darlington | TO-220 | TIP122 |

| | | TIP127 | Darlington | TO-220 | TIP127 |

| | | ULN2001D | Darlington | SOP-16 | ULN2001D1013TR |

| 10 | Hall Sensor | SLSS41F | Hall Sensor | TO-92S | SS41F |

| | | SLSS360 | Hall Sensor | SOT-23 | SS360 |

| | | SLSS451A | Hall Sensor | TO-92 | SS451A |

| | | SLSS39E | Hall Sensor | TO-92S | SS39E |

| | | SL-302B | Hall Sensor | SSIT-4 | SS41F |

| | | SL-106C | Hall Sensor | SSOT-4 | HG-106C |

| | | SL-322B | Hall Sensor | SSIP-4 | HG-322B |

| | | SL-S-TRS-5.5D1 | Infrared Thermopile Sensor | SMD | MLX90632 |

| | | SL-W-TRS-5.5D1 | Digital Infrared Thermopile Sensor | TO-46 | MLX90614BAA/BBA |

| | | SL-FW-TRS-5.5D1 | Long Distance Digital Infrared Thermopile Sensor | TO-39 | MLX90614BAF/BBF |

For more inquries please reach out : sales03@slkormicro.com

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