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What is D1994A?

This electronic component, produced by the manufacturer "Panasonic Semiconductor", performs the same function as "NPN Transistor - 2SD1994A".


D1994A Datasheet PDF - Panasonic Semiconductor

Part Number D1994A
Description NPN Transistor - 2SD1994A
Manufacturers Panasonic Semiconductor 
Logo Panasonic Semiconductor Logo 


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Transistors
2SD1994A
Silicon NPN epitaxial planer type
For low-frequency power amplification and driver amplification
Complementary to 2SB1322A
6.9±0.1
0.7 4.0
Unit: mm
1.05 2.5±0.1
±0.05
(1.45)
0.8
I Features
Low collector to emitter saturation voltage VCE(sat)
Output of 2 W to 3 W is obtained with a complementary pair with
2SB1322A
Allowing supply with the radial taping
I Absolute Maximum Ratings Ta = 25°C
Parameter
Symbol Rating
Unit
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
Collector power dissipation *
Junction temperature
Storage temperature
VCBO
VCEO
VEBO
ICP
IC
PC
Tj
Tstg
60
50
5
1.5
1
1
150
55 to +150
V
V
V
A
A
W
°C
°C
Note) *: Printed circuit board: Copper foil area of 1 cm2 or more, and the
board thickness of 1.7 mm for the collector portion
0.65 max.
+0.1
0.450.05
2.5±0.5 2.5±0.5
123
Note) In addition to the
lead type shown in
the upper figure,
the type as shown
in the lower figure
is also available.
1: Emitter
2: Collector
3: Base
MT2 Type Package
1.2±0.1
0.45+−00..105
0.65
max.
(HW Type)
I Electrical Characteristics Ta = 25°C ± 3°C
Parameter
Symbol
Conditions
Min
Collector cutoff current
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Forward current transfer ratio *1
Collector to emitter saturation voltage *1
Base to emitter saturation voltage *1
Transition frequency *1
Collector output capacitance
ICBO
VCBO
VCEO
VEBO
hFE1 *2
hFE2
VCE(sat)
VBE(sat)
fT
Cob
VCB = 20 V, IE = 0
IC = 10 µA, IE = 0
IC = 2 mA, IB = 0
IE = 10 µA, IC = 0
VCE = 10 V, IC = 500 mA
VCE = 5 V, IC = 1 A
IC = 500 mA, IB = 50 mA
IC = 500 mA, IB = 50 mA
VCB = 10 V, IE = −50 mA, f = 200 MHz
VCB = 10 V, IE = 0, f = 1 MHz
60
50
5
85
50
Note) *1: Pulse measurement
*2: Rank classification
Rank
Q
R
S No-rank
hFE1 85 to 170 120 to 240 170 to 340 85 to 340
Product of no-rank is not classified and have no indication for rank.
Typ Max
0.1
340
100
0.2 0.4
0.85 1.2
200
11 20
Unit
µA
V
V
V
V
V
MHz
pF
1


Part Details

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Featured Datasheets

Part NumberDescriptionMFRS
D1994The function is 2-Way Combiner/Divider. WerlatoneWerlatone
D1994AThe function is NPN Transistor - 2SD1994A. Panasonic SemiconductorPanasonic Semiconductor

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