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LIMCHIP CO., LIMITED
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RFQ ListingPower Management ICs
TDA21490 is a Integrated Smart Power Stage in Infineon's OptiMOS Powerstage family, delivered in a PG-IQFN-39-7 (PQFN 5×6 mm SMT) package. function / topology: Integrated synchronous buck DrMOS power stage with driver, diode, and OptiMOS MOSFETs; input voltage / supply: 4.25 V to 16 V (VIN), 4.25–5.5 V (VCC/VDRV); output current / load rating: 90 A peak / 70 A DC continuous output current. Allocation extends to Nov 2026 with very long lead times — confirm current stock, lead time and date code by RFQ.
ManufacturerInfineon Technologies
PackagePG-IQFN-39-7 (PQFN 5×6 mm SMT)
SeriesOptiMOS Powerstage
Power IC Specifications
| Parameter | Value / Specification |
|---|---|
| Function / Topology | Integrated synchronous buck DrMOS power stage with OptiMOS 6, driver, MOSFETs, and Schottky diode (CE package) |
| Input Voltage / Supply | 4.25 V to 16 V (VIN), 4.5–5.5 V (VCC/VDRV) |
| Output Current / Load Rating | OptiMOS output rating and load capability |
| Switching Frequency | 200 kHz to 2000 kHz |
| Current Sense Accuracy | 5 μA/A on-chip current reporting, industry-best current sense precision |
| Temperature Output | 8 mV/°C analog temperature telemetry output |
| PWM Interface | 3.3 V tri-state PWM input, deep-sleep mode, bootstrap auto-refresh |
| Protection Features | Over-temperature protection, over-current protection, UVLO, enhanced fault reporting |
| Operating Temperature | -40°C to +125°C (Industrial) |
| Package / Case | PG-UFLGA-34 (4×6 mm LGA SMT, CE) |
Power Features & Applications
- OptiMOS 6 technology in cost-effective PG-UFLGA-34 4×6 mm CE LGA package variant of TDA22590
- 90 A continuous output current with 4.25–16 V input (VIN) and 4.5–5.5 V VCC/VDRV supply
- 200 kHz to 2000 kHz switching frequency range for compact, high-density DC-DC converter implementation
- On-chip 5 μA/A current reporting with industry-best accuracy and 8 mV/°C temperature analog output
- Integrated Schottky diode, bootstrap UVLO with auto-refresh, and low quiescent-current deep-sleep mode
- 3.3 V tri-state PWM input compatible with standard multiphase controllers and PMBus digital power management
- Comprehensive fault protection including OTP, OCP, UVLO, and enhanced fault identification
- RoHS compliant, lead-free, halogen-free; shares footprint with TDA22590 for design flexibility
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Frequently Asked Questions
Is TDA21490 available from LimChip?
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Buyers should check voltage range, current rating, package, protection features and date code for TDA21490, together with live stock and traceable supply.
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