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Product Detailed Parameters
- Description：INNOSWITCH3-AQ 100W 900V
- Series：-
- Mfr：Power Integrations
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Isolation：Isolated
- Internal Switch(s)：Yes
- Voltage - Breakdown：900V
- Topology：Flyback, Secondary Side SR
- Voltage - Start Up：-
- Voltage - Supply (Vcc/Vdd)：40V ~ 650V
- Duty Cycle：-
- Frequency - Switching：25kHz ~ 95kHz
- Fault Protection：Current Limiting, Over Temperature, Over Voltage, Short Circuit, UVLO
- Control Features：Frequency Control, Soft Start
- Operating Temperature：-40°C ~ 125°C (TA)
- Package / Case：24-PowerSMD Module (0.425", 10.80mm Width), 17 Leads
- Supplier Device Package：InSOP-24D
- Mounting Type：Surface Mount
- Grade：Automotive
- Qualification：AEC-Q100
- Power (Watts)：85 W
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Overview
The INN3990CQ-TL is an AC/DC converter from the InnoSwitch3-AQ series, designed for automotive applications. It integrates a 900V silicon switch and controller in an isolated flyback topology. Key electrical parameters include a 100W output power capability, a 25 kHz switching frequency, and a quiescent supply current of 200 uA. The device operates within a temperature range of -40°C to +150°C and is housed in an InSOP-24D package.
Feature Summary
- Integrates a high-voltage silicon switch with primary-side regulation control
- Provides galvanic isolation between input and output circuits
- Designed specifically for qualified automotive electronic environments
Applications
- Automotive infotainment systems
- Vehicle lighting modules
- On-board charging units
Procurement Notes
Verify component authenticity through authorized Power Integrations distributors or certified partners. Confirm that the specific part number matches the required automotive qualification standards. Ensure storage conditions account for moisture sensitivity levels prior to soldering. Validate supplier documentation against official manufacturer specifications to prevent counterfeit risks.
Selection Notes
Select this component for designs requiring robust automotive-grade reliability and high voltage handling. The integrated nature simplifies bill of materials compared to discrete solutions. Consider the thermal performance limits when designing heat dissipation strategies for enclosed automotive enclosures.
Part Context
This part belongs to the InnoSwitch3-AQ family, which targets the automotive sector. It differs from non-automotive variants by meeting specific industry qualification requirements. The series emphasizes compact design and high efficiency for vehicle power distribution networks.
Replacement Considerations
Consult official substitution lists for compatible parts within the InnoSwitch3-AQ family. Verify pinout compatibility and electrical parameter alignment before replacing.
