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PDF 2N2946A Data sheet ( Hoja de datos )
| Número de pieza | 2N2946A | |
| Descripción | PNP SILICON SMALL SIGNAL TRANSISTOR | |
| Fabricantes | Microsemi | |
| Logotipo |  |
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2N2944A – 2N2946A
Available on
commercial
versions
PNP Silicon Small Signal Transistor
Qualified per MIL-PRF-19500/382
DESCRIPTION
This 2N2944A through 2N2946A PNP silicon transistor device is military qualified up to a
JANTXV level for high-reliability applications. Microsemi also offers numerous other products
to meet higher and lower power voltage regulation applications.
Qualified Levels:
JAN, JANTX, and
JANTXV
Important: For the latest information, visit our website http://www.microsemi.com.
FEATURES
• JEDEC registered 2N2944A thru 2N2946A series.
• JAN, JANTX, and JANTXV qualifications per MIL-PRF-19500/382 available.
• RoHS compliant versions available (commercial grade only).
APPLICATIONS / BENEFITS
• Low profile metal can package.
• ESD to Class 3 per MIL-STD-750, method 1020.
TO-46 (TO-206AB)
Package
Also available in:
UB package
(surface mount)
2N2944AUB – 2N2946AUB
MAXIMUM RATINGS @ +25 oC unless specified otherwise.
Parameters/Test Conditions
Junction and Storage Temperature
Thermal Resistance Junction-to-Ambient
Collector Current (dc)
Emitter to Base voltage (static),
2N2944A
collector open
2N2945A
2N2946A
Collector to Base voltage (static),
2N2944A
emitter open
2N2945A
2N2946A
Collector to Emitter voltage (static),
2N2944A
base open
2N2945A
2N2946A
Emitter to Collector voltage
2N2944A
2N2945A
2N2946A
Total Power Dissipation, all terminals @ TA = +25 oC (1)
Notes: 1. Derate linearly 2.30 mW /oC above TA = +25 oC.
Symbol
TJ and TSTG
R ӨJA
IC
V EBO
V CBO
V CEO
V ECO
PT
Value
-65 to +200
435
-100
-15
-25
-40
-15
-25
-40
-10
-20
-35
-10
-20
-35
400
Unit
oC
oC/W
mA
V
V
V
V
mW
T4-LDS-0236, Rev. 1 (11960)
©2011 Microsemi Corporation
MSC – Lawrence
6 Lake Street,
Lawrence, MA 01841
Tel: 1-800-446-1158 or
(978) 620-2600
Fax: (978) 689-0803
MSC – Ireland
Gort Road Business Park,
Ennis, Co. Clare, Ireland
Tel: +353 (0) 65 6840044
Fax: +353 (0) 65 6822298
Website:
www.microsemi.com
Page 1 of 5
1 page  
PACKAGE DIMENSIONS
2N2944A – 2N2946A
Dimensions
Ltr.
Inches
Millimeters Notes
Min Max Min Max
CD .178 .195 4.52 4.95
CH .065 .085 1.65 2.16
HD .209 .230 5.31 5.84
LC .100 TP
2.54 TP
5
LD .016 .021 0.41 0.53
LL .500 1.750 12.70 44.45 6
LU .016 .019 0.41 0.48 6
L1 .050 1.27 6
L2 .250
6.35
6
Q .040 1.02 3
TL .028 .048 0.71 1.22 8
TW .036 .046 0.91 1.17
4
r .010 0.25 9
α 45° TP
45° TP
5
NOTES:
1. Dimensions are in inches.
2. Millimeters are given for general information only.
3. Symbol TL is measured from HD maximum.
4. Details of outline in this zone are optional.
5. Leads at gauge plane .054 inch (1.37 mm) +.001 inch (0.03 mm) -.000 inch (0.00 mm) below seating plane shall be within
.007 inch (0.18 mm) radius of TP relative to tab. Device may be measured by direct methods or by gauge.
6. Symbol LU applies between L1 and L2. Dimension LD applies between L2 and LL minimum.
7. Lead number three is electrically connected to case.
8. Beyond r maximum, TW shall be held for a minimum length of .011 inch (0.28 mm).
9. Symbol r applied to both inside corners of tab.
10. In accordance with ASME Y14.5M, diameters are equivalent to Φx symbology.
11. Lead 1 is emitter, lead 2 is base, and lead 3 is collector.
T4-LDS-0236, Rev. 1 (11960)
©2011 Microsemi Corporation
Page 5 of 5
5 Page | ||
| Páginas | Total 5 Páginas | |
| PDF Descargar | [ Datasheet 2N2946A.PDF ] | |
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