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STMicroelectronics Electronic Components Datasheet

N878 Datasheet

NPN transistors

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STD878
STN878
High current, high performance, low voltage
NPN transistors
Features
Very low collector to emitter saturation voltage
DC current gain, hFE >100
5 A continuous collector current
t(s)Applications
ucPower management in portable equipment
rodVoltage regulation in bias supply circuits
PSwitching regulator in battery charger
teapplications
leHeavy load driver
soDescription
ObThe devices are manufactured in low voltage NPN
-planar technology with “base island” layout. the
t(s)resulting transistor shows exceptional high gain
performance coupled with very low saturation
Obsolete Producvoltage.
4
3
2
1
SOT-223
4
3
1
DPAK
Figure 1. Internal schematic diagram
Table 1. Device summary
Order codes
Markings
STD878T4
D878
STN878
N878
August 2010
Packages
DPAK
SOT-223
Doc ID 13836 Rev 2
Packaging
Tape and reel
Tape and reel
1/10
www.st.com
10


STMicroelectronics Electronic Components Datasheet

N878 Datasheet

NPN transistors

No Preview Available !

Electrical ratings
1 Electrical ratings
STD878, STN878
Table 2. Absolute maximum ratings
Symbol
Parameter
Value
Unit
VCBO Collector-base voltage (IE = 0)
45 V
VCEO Collector-emitter voltage (IB = 0)
30 V
VEBO Emitter-base voltage (IC = 0)
6V
IC Collector current
5A
ICM
t(s)PTOT
ducTSTG
roTJ
Collector peak current (tP < 5 ms)
Total dissipation at TC = 25 °C for STD878
Total dissipation at Tamb = 25 °C for STN878
Storage temperature
Max. operating junction temperature
10
15
1.6
-65 to 150
150
A
W
°C
°C
lete PTable 3. Thermal data
soSymbol
Parameter
bRthJC Thermal resistance junction-case for STD878
__max
- ORthJA Thermal resistance junction-ambient for STN878 (1) _max
Obsolete Product(s)1. Device mounted on PCB area of 1 cm2.
Value
8.3
78
Unit
°C/W
°C/W
2/10 Doc ID 13836 Rev 2


Part Number N878
Description NPN transistors
Maker STMicroelectronics
PDF Download

N878 Datasheet PDF






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