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Product Detailed Parameters
- Description：50 W (85-265 VAC)
- Series：InnoSwitch™4-CZ
- Mfr：Power Integrations
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Isolation：Isolated
- Internal Switch(s)：Yes
- Voltage - Breakdown：750V
- Topology：Flyback, Secondary Side SR
- Voltage - Start Up：-
- Voltage - Supply (Vcc/Vdd)：-
- Duty Cycle：-
- Frequency - Switching：50kHz ~ 140kHz
- Fault Protection：Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit, UVLO
- Control Features：Frequency Control, Soft Start
- Operating Temperature：-40°C ~ 105°C (TA)
- Package / Case：24-PowerSMD Module (0.425", 10.80mm Width), 17 Leads
- Supplier Device Package：InSOP-24D
- Mounting Type：Surface Mount
- Grade：-
- Qualification：-
- Power (Watts)：50 W
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Overview
The INN4072C-H181-TL is an AC/DC converter from the InnoSwitch4-CZ family, utilizing GaN PowiGaN technology. It features a flyback topology with a 140 kHz switching frequency and operates on an 85 VAC to 264 VAC input range. The device provides up to 50 W of output power with adjustable output voltages between 3 V and 30 V. It is housed in an InSOP-24D package and supports surface mount installation.
Feature Summary
- Integrates PowiGaN primary switch and controller for high efficiency
- Includes secondary-side synchronous rectification drive
- Features internal FluxLink isolation feedback
- Supports quasi-resonant mode operation
Applications
- Adapters and chargers
- Consumer electronics power supplies
- Industrial equipment power systems
Procurement Notes
Verify the specific suffix against official Power Integrations documentation to confirm exact electrical characteristics and packaging options. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Ensure compatibility with standard SMD/SMT assembly processes for the InSOP-24D package.
Selection Notes
Select this component for designs requiring compact form factors and high power density. The integrated nature reduces external component count. Verify that the required output power does not exceed the 50 W limit. Ensure the application environment falls within the specified operating temperature range.
Part Context
This part belongs to the InnoSwitch4-CZ series, designed for high-efficiency offline conversion. It combines primary-side control with secondary-side sensing to eliminate optocouplers. The series targets applications demanding small size and high reliability without sacrificing performance.
Replacement Considerations
Consult official substitution lists for compatible models within the InnoSwitch4 family. Verify pinout and thermal characteristics before replacing existing components.
