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Unitrode UCC2 Discrete Semiconductors Series

4 variants · Unitrode

About the Unitrode UCC2 Discrete Semiconductors Series

The Unitrode UCC2 Discrete Semiconductors Series series groups 4 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common package of Bulk. Variants differ by case, frequency and mounting, so you can match the exact case your application requires using the selection guide below. All listed Unitrode UCC2 Discrete Semiconductors Series part numbers are active and orderable.

Select a variant by

Case
8-DIP (0.300\", 7.62mm) · 16-SOIC (0.154\", 3.90mm Width) · 20-DIP (0.300\", 7.62mm) · 20-SOIC (0.295\", 7.50mm Width)
Frequency
80kHz ~ 120kHz · 200kHz · 250kHz · Up to 1MHz
Mounting
Surface Mount · Through Hole
Operating temperature
-40°C ~ 85°C · -40°C ~ 85°C (TA) · -40°C ~ 105°C · -40°C ~ 105°C (TJ)
Clock sync
No · Yes
Control features
Current Limit, Enable, On Time Control, Ramp, Soft Start · Frequency Control
Current - startup
100 µA · 150 µA
Duty cycle
48% · 70%

Shared specifications

Package
Bulk

Variant comparison

ParameterUCC28501NUCC28513DWRUCC2892DUCC28C45P
Case20-DIP (0.300\", 7.62mm)20-SOIC (0.295\", 7.50mm Width)16-SOIC (0.154\", 3.90mm Width)8-DIP (0.300\", 7.62mm)
Frequency80kHz ~ 120kHz200kHz250kHzUp to 1MHz
MountingThrough HoleSurface MountSurface MountThrough Hole
Operating temperature-40°C ~ 85°C-40°C ~ 105°C-40°C ~ 85°C (TA)-40°C ~ 105°C (TJ)
Clock syncYesNo
Control featuresCurrent Limit, Enable, On Time Control, Ramp, Soft StartFrequency Control
Current - startup150 µA100 µA
Duty cycle70%48%

Request a quote on any Unitrode UCC2 Discrete Semiconductors Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants