UCC24636DBVT datasheet(30/35 Pages) TI1

30 / 35 page

UCC24636

SLUSCG2A – MARCH 2016 – REVISED MARCH 2016

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12 Device and Documentation Support

12.1 Device Support

12.1.1 Device Nomenclature

12.1.1.1 Definition of Terms (For Design Example)

•

VIN(min) = 65 V: converter minimum primary bulk capacitor voltage at maximum power

•

VIN(min)CC = 89 V: converter minimum primary bulk capacitor voltage when in CC operation at VOUT(min)

•

VIN(max) = 370 V: converter maximum primary bulk capacitor voltage

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VOUT(min) = 1.8 V: minimum converter output operating voltage of the UCC24636

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VOUT(max) = 6 V: maximum converter output operating voltage of the UCC24636

•

VVPC_EN = 0.45 V: synchronous rectifier enable voltage

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VVPC(max) = 2.2 V: maximum linear operating level of VPC

•

NPS = 15: transformer primary to secondary turns ratio

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RatioVPC_VSC = 4.15 : Current emulator gain KVPC/KVSC

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tVPC_BLK: Minimum VPC pulse for synchronous rectifier operation

12.2 Documentation Support

12.2.1 Related Documentation

For related documentation see the following:

•

Using

the

UCC24636EVM

Secondary-Side

Synchronous

Rectifier

Controller

Diode-Replacement

Demonstration Board, Texas Instruments Literature Number (SLUUBE7)

•

UCC24636 Design Calculator (SLUC604)

•

UCC24630 Synchronous Rectifier Controller with Ultra-Low Standby Current (SLUSC82)

•

UCC28740 Constant-Voltage, Constant-Current Flyback Controller Using Opto-Coupler Feedback (SLUSBF3)

12.3 Trademarks

12.4 Electrostatic Discharge Caution

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam

during storage or handling to prevent electrostatic damage to the MOS gates.

12.5 Glossary

SLYZ022 — TI Glossary.

This glossary lists and explains terms, acronyms, and definitions.

13 Mechanical, Packaging, and Orderable Information

The following pages include mechanical, packaging, and orderable information. This information is the most

current data available for the designated devices. This data is subject to change without notice and revision of

this document. For browser-based versions of this data sheet, refer to the left-hand navigation.

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