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NPN BISS transistor in a SOT23 plastic package providing ultra low VCEsat and RCEsat parameters.
PNP complement: PBSS5120T.
PBSS4120T Maximum Ratings
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VCBO
collector-base voltage
open emitter
-
30
V
VCEO
collector-emitter voltage
open base
-
20
V
VEBO
emitter-base voltage
open collector
-
5
V
IC
collector current (DC)
-
1
A
ICM
average collector current
-
3
A
IBM
peak base current
-
300
A
Ptot
total power dissipation
Tamb 25 °C;note 1
-
300
mW
Tamb 25 °C;note 2
-
480
mW
Tstg
storage temperature
-65
+150
°C
Tj
junction temperature
-
150
°C
Tamb
ambient temperature
-65
+150
°C
Notes 1. Device mounted on a FR4 printed-circuit board, single-sided copper, tinplated, standard footprint. 2. Device mounted on a FR4 printed-circuit board, single-sided copper, tinplated, mounting pad for collector 1 cm2.
PBSS4120T Features
· Low collector-emitter saturation voltage VCEsat · High collector current capability IC and ICM · High efficiency leading to less heat generation · Reduced printed-circuit board requirements · Cost effective alternative to MOSFETs in specific applications.
PBSS4120T Typical Application
` Power management DC/DC conversion Supply line switching Battery charger LCD backlighting. ` Peripheral driver Driver in low supply voltage applications (e.g. lamps and LEDs) Inductive load drivers (e.g. relays, buzzers and motors).