Micro Commercial Co SK34 Series

14 variants · Micro Commercial CoAll Discrete Semiconductors →

About the Micro Commercial Co SK34 Series

The Micro Commercial Co SK34 Series series groups 14 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common current - average rectified of 3A, mounting of Surface Mount and speed of Fast Recovery =< 500ns, > 200mA (Io). Variants differ by capacitance @ vr,, case and current - reverse leakage @ vr, so you can match the exact capacitance @ vr, your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Micro Commercial Co SK34 Series variants and discontinued ones from a single page.

Select a variant by

Capacitance @ vr,: - · 45pF @ 4V, 1MHz · 180pF @ 4V, 1MHz · 210pF @ 4V, 1MHz · 250pF @ 4V, 1MHz
Case: DO-214AA, SMB · DO-214AB, SMC · DO-214AC, SMA · DO-221AC, SMA Flat Leads
Current - reverse leakage @ vr: 100 µA @ 40 V · 500 µA @ 40 V · 500 µA @ 45 V
Operating temperature - junction: -55°C ~ 125°C · -55°C ~ 150°C · -55°C~125°C · -55°C~150°C · -50°C ~ 125°C · -50°C~125°C
Package: Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Voltage - DC reverse (Vr): 40 V · 45 V

Shared specifications

Current - average rectified: 3A
Mounting: Surface Mount
Speed: Fast Recovery =< 500ns, > 200mA (Io)
Voltage - forward (Vf) (Max) @ if: 500 mV @ 3 A

Variant comparison

Parameter	SK34	SK345AFL-TP-HF	SK345A-LTP-HF	SK34AFL-TP	SK34AHE3-LTP	SK34A-LTP
Capacitance @ vr,	-	180pF @ 4V, 1MHz	180pF @ 4V, 1MHz	180pF @ 4V, 1MHz	250pF @ 4V, 1MHz	250pF @ 4V, 1MHz
Case	DO-214AB, SMC	DO-221AC, SMA Flat Leads	DO-221AC, SMA Flat Leads	DO-221AC, SMA Flat Leads	DO-214AC, SMA	DO-214AC, SMA
Current - reverse leakage @ vr	500 µA @ 40 V	500 µA @ 45 V	500 µA @ 45 V	500 µA @ 40 V	100 µA @ 40 V	500 µA @ 40 V
Operating temperature - junction	-55°C~150°C	-50°C~125°C	-50°C ~ 125°C	-50°C~125°C	-55°C~150°C	-50°C ~ 125°C
Package	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR) Cut Tape (CT)	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR) Cut Tape (CT)
Voltage - DC reverse (Vr)	40 V	45 V	45 V	40 V	40 V	40 V

Request a quote on any Micro Commercial Co SK34 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.