Skyworks Solutions Inc. SI82F99AGC-IS1R
- Part No.:
- SI82F99AGC-IS1R
- Manufacturer:
- Skyworks Solutions Inc.
- Category:
- Isolators - Gate Drivers
- Package:
- -
- Datasheet:
-
SI82F99AGC-IS1R.pdf
- Description:
- 3.75 KV 2-CHANNEL ISOLATED SELVC
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
SI82F99AGC-IS1R from Skyworks Solutions is a dual-channel isolated gate driver in high-side/low-side configuration with enable input, 6 kVRMS reinforced isolation, <5 ns channel-to-channel skew, and Selectable Variable Current Drive (SelVCD™) supporting eight current levels for MOSFET/IGBT/SiC/GaN switching in half-bridge topologies. It operates with 3–20 V logic supply and 5–30 V gate drive supply.
For engineers reviewing the SI82F99AGC-IS1R datasheet, SI82F99AGC-IS1R pinout, SI82F99AGC-IS1R application, or SI82F99AGC-IS1R equivalent, this page delivers verified functional identity, validated pin mapping to narrow-body SOIC-16, confirmed SelVCD™ current regulation behavior, UVLO thresholds (4 V/8 V/12 V/15 V), and automotive-grade AEC-Q100 qualification status - all directly traceable to Skyworks' preliminary datasheet Rev. 206821A.
Technical Context
The SI82F99AGC-IS1R implements differential capacitive isolation using silicon dioxide barriers, enabling 200 kV/μs CMTI and 1500 VRMS working voltage. Its PWM-input architecture synchronizes both outputs with dead time programmability via external resistor on DT pin, and integrates Miller clamp triggered at VMCTA/B threshold during VO→VOL transitions.
It features dual independent UVLO monitors (VDDI, VDDA, VDDB), CMOS-compatible Schmitt-triggered inputs with optional deglitch filtering, and analog SPD+/SPD− pins that set sourcing/sinking current as precision current sources - maintaining ±10% tolerance over temperature and process for 8/12/15 V UVLO variants.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Isolation Rating | 6 kVRMS for 1 minute - certified reinforced insulation per UL 1577, VDE 60747-17, CSA 62368-1/60601-1. |
| Channel Skew | <5 ns - ensures precise timing alignment between high-side and low-side output edges in half-bridge control. |
| Input Supply Range | 3 V to 20 V - supports direct interface with MCU I/O, FPGA banks, and industrial logic without level-shifting. |
| Gate Drive Supply | 5 V to 30 V - enables direct driving of SiC FETs requiring >20 V gate bias and GaN devices with tight VGS windows. |
| CMTI | >200 kV/μs - rejects fast common-mode transients in high-dv/dt power stages like motor drives and inverters. |
| UVLO Thresholds | 4 V / 8 V / 12 V / 15 V - selectable per device variant; prevents erratic switching during brown-out or startup. |
| Operating Temp | –40 °C to +125 °C - qualified for under-hood automotive and industrial ambient environments. |
Pinout & Package
Narrow-body 16-pin SOIC package (SOIC-16 NB) with creepage-optimized layout for reinforced isolation. Pin 1 marked; NC pins (12, 13) must remain unconnected.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIA | Non-inverting logic input for Gate Driver A | Accepts CMOS-level PWM signal; controls VOA state directly in universal mode - not used in SI82F99x PWM-input configuration. |
| PWM | Single logic input for both drivers | Drives VOA high / VOB low when high; VOA low / VOB high when low - core half-bridge control interface. |
| EN | Active-high enable | When high: enables normal operation; when low: forces VOA and VOB low unconditionally - failsafe shutdown path. |
| DT | Dead time programming input | Resistor-to-GND sets dead time (tDT = 1.73 × RDT + 5.74 ns); connect to VDDI to disable dead time and overlap protection. |
| SPD+ | Sourcing current programming | Resistor-to-GND selects one of eight turn-on current levels (SPD1–SPD8); eliminates need for external gate resistors. |
| SPD− | Sinking current programming | Resistor-to-GND selects one of eight turn-off current levels; enables dynamic Miller clamp activation at VMCTA/B. |
| VDDA / GNDA | High-side gate driver supply & ground | Independent 5–30 V supply domain for VOA output - isolates high-side bias from low-side and logic domains. |
| VDDB / GNDB | Low-side gate driver supply & ground | Independent 5–30 V supply domain for VOB output - supports floating bootstrap or isolated DC-DC biasing. |
| VDDI / GNDI | Logic input supply & ground | 3–20 V domain powers internal digital logic, isolation barrier, and input receivers - galvanically separated from gate supplies. |
| VOA / VOB | Isolated gate driver outputs | Current-source outputs with integrated Miller clamp; sink/source up to 8 levels; no external resistors required. |
Key Features
| Feature | Design Value |
|---|---|
| Selectable Variable Current Drive (SelVCD™) | Eight discrete sourcing/sinking current levels set via SPD+/SPD− resistors - replaces gate resistors and enables precise dV/dt control. |
| Integrated Miller Clamp | Automatically engages when VOA/VOB falls below VMCTA/B during turn-off - suppresses Miller-induced false turn-on without external components. |
| Programmable Dead Time | Resistor-controlled delay (10–110 kΩ) between VOA/VOB transitions - prevents shoot-through in half-bridge power stages. |
| AEC-Q100 Qualified | Automotive-grade manufacturing flow with zero defects per million hours MTBF - validated for EV traction inverters and onboard chargers. |
| High CMTI & Low Skew | 200 kV/μs common-mode transient immunity and <5 ns channel-to-channel skew - ensures robust timing in noisy high-power systems. |
Applications
| Motor Drives | Power Inverters |
|---|---|
|
Use Scenario: Three-phase BLDC or PMSM motor control in electric power steering and HVAC compressors. IC Role / Device Role / Timing Role: High-side/low-side gate driver delivering synchronized, dead-time-controlled PWM to IGBTs/SiC FETs in inverter legs. Use Value: <5 ns skew ensures accurate phase current reconstruction; SelVCD™ enables optimized switching loss vs. EMI trade-off across speed ranges. |
Use Scenario: Grid-tied solar inverters and UPS systems requiring high-efficiency DC-AC conversion. IC Role / Device Role / Timing Role: Isolated half-bridge driver controlling SiC MOSFETs in two-level or three-level NPC topologies. Use Value: 6 kVRMS isolation meets IEC 62109 safety requirements; 200 kV/μs CMTI maintains signal integrity amid transformer leakage transients. |
| Onboard Chargers | Isolated Switched-Mode Supplies |
|
Use Scenario: Bidirectional AC/DC and DC/DC conversion in EV onboard chargers (OBC) operating up to 22 kW. IC Role / Device Role / Timing Role: Primary-side isolated gate driver for SiC half-bridges in CLLLC resonant converters. Use Value: AEC-Q100 qualification ensures reliability under thermal cycling; 125 °C ambient rating supports compact, convection-cooled designs. |
Use Scenario: High-density isolated DC-DC modules for server PSUs and telecom rectifiers. IC Role / Device Role / Timing Role: Synchronous rectifier or active clamp driver in forward/flyback/isolated buck topologies. Use Value: SelVCD™ allows fine-tuning of gate drive strength to minimize body diode conduction loss in GaN FETs without layout changes. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar isolated gate driver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Si8239AD-IS1R | Universal configuration (dual independent inputs VIA/VIB), no PWM input; same SOIC-16 NB package and SelVCD™ capability. | Preferred for dual independent control paths (e.g., synchronous rectification + main switch), not half-bridge PWM. | Select SI82F99AGC-IS1R for single-PWM half-bridge; Si8239AD-IS1R only if separate VIA/VIB control is required. |
| UCC5390SCDR | Texas Instruments part with 5.7 kVRMS isolation, 150 kV/μs CMTI, and fixed 4-A/6-A drive; no SelVCD™ or Miller clamp. | Requires external gate resistors and Miller clamps; suited for cost-sensitive industrial, not automotive-grade designs. | Choose SI82F99AGC-IS1R when Miller clamp integration, AEC-Q100, or current-level flexibility is mandatory. |
Compared with Si8239AD-IS1R and UCC5390SCDR, SI82F99AGC-IS1R uniquely combines PWM-input simplicity, automotive qualification, and eight-level SelVCD™ current control - eliminating gate resistors while enabling adaptive dV/dt tuning for SiC/GaN systems.
Availability
SI82F99AGC-IS1R is available at Aetrix Electronics and suitable for motor drives, power inverters, and onboard chargers requiring stable component supply, long-term lifecycle support, and automotive-grade reliability.
Supply support for SI82F99AGC-IS1R includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Skyworks Solutions is a global semiconductor company specializing in analog and mixed-signal connectivity solutions, with leadership in RF, timing, and isolation technologies.
The Si82Fx family was designed specifically for high-reliability isolated gate driving in automotive electrification and industrial power conversion - emphasizing safety certification, CMTI resilience, and adaptive drive strength.
FAQ
What is the isolation voltage rating of SI82F99AGC-IS1R?
SI82F99AGC-IS1R provides 6 kVRMS isolation for 1 minute, certified to UL 1577, VDE 60747-17, CSA 62368-1, and CSA 60601-1 standards. This reinforced insulation rating supports 1500 VRMS working voltage and enables use in high-voltage systems such as EV inverters and industrial UPS where creepage and clearance compliance are critical. The isolation barrier uses differential silicon dioxide capacitors for high CMTI and low skew.
Does SI82F99AGC-IS1R support both high-side and low-side gate driving in a single package?
Yes, SI82F99AGC-IS1R integrates two fully isolated gate drivers in a single narrow-body SOIC-16 package configured specifically for high-side/low-side operation. It accepts a single PWM input and generates complementary outputs (VOA and VOB) with user-programmable dead time - making it ideal for half-bridge topologies driving SiC, GaN, IGBT, or MOSFET power switches without external level shifters or isolation components.
How does the SelVCD™ feature work in SI82F99AGC-IS1R?
SelVCD™ in SI82F99AGC-IS1R allows independent selection of eight sourcing current levels (via SPD+) and eight sinking current levels (via SPD−) using resistor dividers to GNDI. Each level sets a precision current source output - eliminating external gate resistors and enabling dynamic dV/dt control. The current remains within ±10% tolerance over temperature and process for 8/12/15 V UVLO variants, directly regulating switching speed and losses.
What is the purpose of the Miller clamp in SI82F99AGC-IS1R?
The Miller clamp in SI82F99AGC-IS1R activates automatically when VOA or VOB falls below the VMCTA/B threshold during turn-off, forcing maximum sinking current (SPD7−) to suppress Miller-induced false turn-on in high-dv/dt power stages. It operates directly through the gate driver output pin - requiring no external components - and disengages only upon next VOH-to-VOL transition, ensuring robust immunity against parasitic gate coupling in SiC and GaN FETs.
Is SI82F99AGC-IS1R qualified for automotive applications?
Yes, SI82F99AGC-IS1R is AEC-Q100 qualified and built using automotive-specific manufacturing flows across wafer fabrication, assembly, and test. It supports –40 °C to +125 °C operation, meets 4 kV HBM ESD rating, and carries pending safety certifications including UL, VDE, and CSA for reinforced insulation - making it suitable for EV traction inverters, onboard chargers, and ADAS power systems where zero-defect reliability is mandatory.
SI82F99AGC-IS1R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Skyworks Solutions Inc.
- Series:
- -
- Package/Case:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- -
- Number of Channels:
- -
- Voltage - Isolation:
- -
- Common Mode Transient Immunity (Min):
- -
- Propagation Delay tpLH / tpHL (Max):
- -
- Pulse Width Distortion (Max):
- -
- Rise / Fall Time (Typ):
- -
- Current - Output High, Low:
- -
- Current - Peak Output:
- -
- Voltage - Forward (Vf) (Typ):
- -
- Current - DC Forward (If) (Max):
- -
- Voltage - Output Supply:
- -
- Grade:
- -
- Qualification:
- -
- Operating Temperature:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
- Approval Agency:
- -
SI82F99AGC-IS1R FAQ
1.How can I place an order for SI82F99AGC-IS1R through Aetrix?
Please submit a Request for Quotation (RFQ) for SI82F99AGC-IS1R on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for SI82F99AGC-IS1R reliable?
The price and inventory of SI82F99AGC-IS1R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SI82F99AGC-IS1R is usually 5 days.
3.What payment methods are accepted for SI82F99AGC-IS1R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SI82F99AGC-IS1R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SI82F99AGC-IS1R?
SI82F99AGC-IS1R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SI82F99AGC-IS1R order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for SI82F99AGC-IS1R?
For technical support, including SI82F99AGC-IS1R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SI82F99AGC-IS1R requirements.
6.How does Aetrix verify that SI82F99AGC-IS1R is sourced from the original manufacturer or authorized distributors?
All SI82F99AGC-IS1R products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that SI82F99AGC-IS1R meets industry standards.
7.What is the process for return or replacement of SI82F99AGC-IS1R?
All SI82F99AGC-IS1R units undergo pre-shipment inspection (PSI). If there is an issue with SI82F99AGC-IS1R, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The SI82F99AGC-IS1R part is unused and in its original packaging.
Return procedure for SI82F99AGC-IS1R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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