How do the onsemi onsemi MMBF Series variants differ?

onsemi MMBF Series part numbers differ by current - drain (Idss) @ vds (Vgs=0), input capacitance (Ciss) (Max) @ vds, power - max and voltage - breakdown (V(BR)GSS). Use the selection guide above to pick by current - drain (Idss) @ vds (Vgs=0).

How many onsemi onsemi MMBF Series part numbers are listed?

8 onsemi onsemi MMBF Series part numbers are listed, each with specifications and a datasheet where available.

onsemi MMBF Series

8 variants · onsemi

About the onsemi onsemi MMBF Series series

The onsemi onsemi MMBF Series series groups 8 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common case of TO-236-3, SC-59, SOT-23-3, FET type of N-Channel and mounting type of Surface Mount. Variants differ by current - drain (Idss) @ vds (Vgs=0), input capacitance (Ciss) (Max) @ vds and power - max, so you can match the exact current - drain (Idss) @ vds (Vgs=0) your application requires using the selection guide below.

Select a variant by

Current - drain (Idss) @ vds (Vgs=0): 5 mA @ 15 V · 10 mA @ 15 V · 24 mA @ 10 V
Input capacitance (Ciss) (Max) @ vds: 5pF @ 10V (VGS) · 14pF @ 15V · 16pF @ 15V
Power - max: 225 mW · 350 mW
Voltage - breakdown (V(BR)GSS): 25 V · 30 V · 40 V
Voltage - cutoff (VGS off) @ id: 1.2 V @ 1 nA · 2.5 V @ 1 nA · 500 mV @ 10 nA
Drain to source voltage: 25 V · 30 V

Variant comparison

Parameter	MMBF4393LT1G	MMBF5103	MMBFU310LT1G
Current - drain (Idss) @ vds (Vgs=0)	5 mA @ 15 V	10 mA @ 15 V	24 mA @ 10 V
Input capacitance (Ciss) (Max) @ vds	14pF @ 15V	16pF @ 15V	5pF @ 10V (VGS)
Power - max	225 mW	350 mW	225 mW
Voltage - breakdown (V(BR)GSS)	30 V	40 V	25 V
Voltage - cutoff (VGS off) @ id	500 mV @ 10 nA	1.2 V @ 1 nA	2.5 V @ 1 nA
Drain to source voltage	30 V	—	25 V

Shared specifications

Case: TO-236-3, SC-59, SOT-23-3
FET type: N-Channel
Mounting type: Surface Mount
Operating temperature: -55°C ~ 150°C (TJ)
Package: Tape & Reel (TR); Cut Tape (CT)

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

Frequently asked questions

How do the onsemi onsemi MMBF Series variants differ?: onsemi MMBF Series part numbers differ by current - drain (Idss) @ vds (Vgs=0), input capacitance (Ciss) (Max) @ vds, power - max and voltage - breakdown (V(BR)GSS). Use the selection guide above to pick by current - drain (Idss) @ vds (Vgs=0).
How many onsemi onsemi MMBF Series part numbers are listed?: 8 onsemi onsemi MMBF Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for onsemi onsemi MMBF Series?: Request a quote (RFQ) for any onsemi MMBF Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.