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ꢉꢎꢏꢐꢑꢈꢏꢊꢋꢏ  
                 
ꢀꢋꢌꢊꢍꢉ  
JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD  
TO-92 Plastic-Encapsulate Transistors  
TO – 92  
2SA673A TRANSISTOR (PNP)  
1. EMITTER  
2. COLLECTOR  
3. BASE  
FEATURES  
ꢀ
Low Frequency Amplifier  
Complementary Pair with 2SC1213A  
ꢀ
ꢀꢁꢆꢭꢃꢈꢉ  
Equivalent Circuit  
ꢉꢎꢏꢐꢑꢈꢏ$ꢝꢜ)"ꢗꢜꢀꢗ #ꢜꢀ  
ꢀ
ꢎ ꢔ"#ꢀ# ꢇ$%&ꢜꢜ'ꢀ( ꢔ#"'ꢛꢀꢗ (ꢖ ꢓ'#ꢀ#ꢜ)"ꢗꢜ*ꢀ  
ꢎSꢁ  
ꢅꢅ234ꢁ  
ꢀ"ꢆꢀ' 'ꢜ*ꢇ-ꢜꢀ' &(ꢚꢔꢀ#ꢜ)"ꢗꢜ  
ꢂꢂꢂ  
Z
+$,ꢚ'ꢕꢀ ꢆꢀ-./  
000$1 #ꢜ  
*
ꢀ
ꢤꢆꢦꢥꢆꢃꢈꢉꢅꢃꢈꢩꢤꢆꢀꢁꢇꢃꢤꢈꢀ  
ꢠꢌꢘꢖꢅꢈꢐꢞꢟꢓꢘꢅ  
ꢠꢌꢪꢫꢌꢧꢓꢅ  
ꢋꢌꢊꢍꢉ  
ꢠꢌꢪꢫꢚꢑꢧꢅꢀꢓꢖꢗꢕꢛꢅ  
ꢠꢌꢪꢫꢅꢬꢐꢌꢑꢖꢚꢖꢝꢅ  
ꢒꢓꢔꢕ  
ꢃꢅꢅꢅꢖꢗꢘꢙꢒꢚꢛ  
ꢉꢅꢅꢅꢖꢗꢘꢙꢒ !  
ꢉꢎꢏꢐꢑꢈꢏ  
ꢋꢚꢖꢜ  
ꢀꢁꢂꢃꢀꢄꢀꢅꢆꢁꢇꢃꢈꢉꢊꢅꢋꢇꢌꢍꢎꢏꢀꢅꢐꢑꢒꢓꢔꢔꢅꢕꢖꢗꢓꢘꢙꢚꢔꢓꢅꢑꢕꢖꢓꢛꢜꢅ  
ꢄꢑꢚꢖꢅ  
ꢊꢝꢞꢟꢕꢒꢅ  
ꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅ ꢠꢌꢘꢌꢞꢓꢖꢓꢘꢅ  
ꢡꢌꢒꢐꢓꢅ  
ꢊ50  
ꢡꢢꢣꢤ  
ꢡꢢꢥꢤ  
ꢡꢥꢣꢤ  
ꢃꢢ ꢅ  
ꢅ
ꢅ
ꢅ
Collector-Base Voltage ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ  
Collector-Emitter Voltage  
V
V
ꢊ50  
Emitter-Base Voltage  
-4  
V
A
-0.5  
400  
Collector Current -Continuous  
Collector Power Dissipation  
ꢠꢦ  
ꢆ
ꢅ
mW  
ꢀ /W  
Ambient  
ꢀThermal Resistance ꢆrom Junction ꢇo  
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀ  
ꢀ ꢨꢁ ꢅ  
ꢈꢃꢉ  
Operation Junction and Storage Temperature Range  
TJ,ꢇꢔꢖꢧ  
ꢅ
-55ꢁꢂꢃꢄꢅ  
ꢀ
www.jscj-elec.com  
1
Rev. - 2.0  
ꢥ5ꢥꢢꢇꢆꢃꢢꢁ5ꢅꢢ6ꢁꢆꢁꢢꢇꢥꢆꢃꢊꢇꢃꢢꢊ  
T =ꢮꢯ unless otherwise specified  
ꢀ
a
Parameter  
Symbol  
Test  
conditions  
Min  
-50  
-50  
-4  
Typ  
Max  
Unit  
V
Collector-base breakdown voltage  
Collector-emitter breakdown voltage  
Emitter-base breakdown voltage  
Collector cut-off current  
V(BR)CBO  
V(BR)CEO  
V(BR)EBO  
ICBO  
IC=-0.01mA,IE=0  
IC=-1mA,IB=0  
V
IE=-0.01mA,IC=0  
VCB=-20V,IE=0  
V
-0.5  
-0.5  
320  
ꢁA  
ꢁA  
Emitter cut-off current  
IEBO  
VEB=-3V,IC=0  
hFE(1)  
VCE=-3V, IC=-10mA  
VCE=-3V, IC=-500mA  
IC=-150mA,IB=-15mA  
VCE=-3V, IC=-10mA  
60  
10  
DC current gain  
*
hFE(2)  
*
Collector-emitter saturation voltage  
Base-emitter voltage  
VCE(sat)  
-0.6  
V
V
-0.75  
VBE  
*Pulse test: pulse width ꢂ300ꢁs, duty cycleꢂ 2.0%.  
CLASSIFICATION OF hFE(1)  
RANK  
B
C
D
RANGE  
60-120  
100-200  
160-320  
www.jscj-elec.com  
2
Rev. - 2.0  
ꢇꢤ:;ꢎꢅꢠꢌꢪꢫꢌꢧꢓꢅꢤꢐꢖꢒꢚꢑꢓꢅꢦꢚꢞꢓꢑꢔꢚꢕꢑꢔꢅ  
ꢦꢚꢞꢓꢑꢔꢚꢕꢑꢔꢅꢃꢑꢅꢀꢚꢒꢒꢚꢞꢓꢖꢓꢘꢔ  
ꢦꢚꢞꢓꢑꢔꢚꢕꢑꢔꢅꢃꢑꢅꢃꢑꢪꢗꢓꢔ  
ꢊꢝꢞꢟꢕꢒ  
ꢀꢚꢑ  
ꢀꢌ9  
3.700  
1.400  
0.550  
0.510  
ꢀꢚꢑ  
ꢀꢌ9  
0.146  
0.055  
0.022  
0.020  
A
A1  
b
3.300  
1.100  
0.380  
0.360  
4.ꢈꢅꢅ  
3.430  
4.300  
0.130  
0.043  
0.015  
0.014  
c
D
D1  
E
4.700ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢅ2ꢃꢐꢍꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢅ2ꢃ3ꢄ  
0.135  
0.169  
4.700  
0.185  
e
e1  
L
ꢀ
h
1.270 TYP  
0.050 TYP  
2.440  
14.100  
2.640  
14.500  
1.600  
0.380  
0.096  
0.555  
0.104  
0.571  
0.063  
0.015  
0.000  
0.000  
ꢇꢤ:;ꢎꢅꢊꢐꢧꢧꢓꢔꢖꢓꢛꢅꢠꢌꢛꢅ5ꢌꢝꢕꢐꢖꢀ  
NOTICE  
JSCJ reserves the right to make modifications,enhancements,improvements,corrections or other  
changes without further notice to any product herein. JSCJ does not assume any liability arising  
out of the application or use of any product described herein.  
www.jscj-elec.com  
3
Rev. - 2.0  
ꢇꢤ:;ꢎꢅ7DSHꢀDQGꢀ5HHO  
www.jscj-elec.com  
4
Rev. - 2.0