Document
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2IM1671, 1A, B, C
B2
VE (SAT)
FIG. 1
Unijunction Transistor Symbol with Nomenclature used for voltage and currents.
FIG. 2
Static Emitter Characteristic curves showing important parameters and measurement points (exaggerated to show details).
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FIG. 3
Static Emitter Characteristics at Peak Point.
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sYbb" sov
R VVgg -20V"
V \JB" ,0V
1
TA «-55° C
Hz'°
10 12 14 16 18
—EMITTER CURRENT— IE MILUAMPERES
20
FIG. 4
ii
TA =25'C
1
TA *I25° C
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i B2 =o
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41 2 S 1 a 2C
EMITTER CURRENT-I-.- MILUAMPERES
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s \BB 30V
i \JB8-»V^ V-
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EMITTER CURRENT-Ig-MILLIAMPERES
Static emitter characteristics for a typical 2N1671 unijunction transistor at three different ambient temperatures.
1
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Tfl = -55° C
> I0MA ' 30MAI
/ / / 40MA
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t
BASE -TWO CURRENT-I B? -MILLIAMPERES
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11
TA = 25° C
MA
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—/ 30MA
/
40 MA
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25 1 // //
1
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//
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2 4 6 8 10 12.