NPN Switching Transistor - SST4401

Various products are available in lineup developed focusing on energy-saving and high reliability as main concepts, covering from ultra-compact packages to power-packages to meet the needs in market.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
Part Number
Unit Quantity
Minimum Package Quantity
Packing Type
SST4401T116 Active SOT-23 3000 3000 Taping Yes
Grade Standard
Package Code SOT-23
Package Size[mm] 2.9x2.4(t=0.95)
Number of terminal 3
Polarity NPN
Collector-Emitter voltage VCEO1[V] 40.0
Collector current(continuous) IC1[A] 0.6
Collector Power dissipation PC[W] 0.2
hFE 100 to 300
hFE (Min.) 100
hFE (Max.) 300
Mounting Style Surface mount
Storage Temperature (Min.)[°C] -55
Storage Temperature (Max.)[°C] 150
  • · For switching
    · Small Surface Mount Package
    · Pb Free/RoHS Compliant
Other New/Updated Products Relating to Transistors
PART NUMBER Product Name Package Datasheet Distribution Inventory
SST2222AHZG NPN Medium Power Transistor (Switching) SOT-23   Buy Sample
SST4401HZG NPN Medium Power Transistor (Switching) SOT-23   Buy Sample
SST2222A NPN Switching Transistor SOT-23   Buy Sample
UMT2222A NPN Switching Transistor UMT3   Buy Sample
UMT3904 NPN Switching Transistor UMT3   Buy Sample
SST3904 NPN Switching Transistor SOT-23   inquiry
New Products:
Technical Data
NE Handbook Series

For Power Device

Storage Conditions

For Transistors

Condition Of Soldering

For Surface Mount Type

Operation Notes

About TR Die Temperature

Operation Notes

Before using ROHM Transistor

Taping Specifications

For Transistors

Part Explanation

For Transistors