July 2010 Doc ID 16935 Rev 3 1/10
10
2N5551HR
Hi-Rel NPN bipolar transistor 160 V - 0.5 A
Features
■ Linear gain characteristics
■ ESCC qualified
■ European preferred part list - EPPL
■ 100 krad low dose rate
■ Hermetic packages
Description
The 2N5551HR is a silicon planar epitaxial NPN
transistor in TO-18, TO-39 and LCC-3 packages.
It is specifically designed for aerospace Hi-Rel
applications and ESCC qualified according to the
5201-019 specification. In case of conflict
between this datasheet and ESCC detailed
specification, the latter prevails.
Figure 1. Internal schematic diagram
BV
CEO
160 V
I
C
(max) 0.5 A
H
FE
at 5 V - 10 mA > 80
Operating temperature range -65°C to +200°C
TO-18 LCC-3
3
1
2
TO-39
3
1
2
Table 1. Device summary
Order codes
ESCC Part
number
Qual. Level
Rad.
level
Packages Lead Finish
Mass
(g)
EPPL
2N5551UB1 - Eng. Model LCC-3UB Gold 0.06 -
2N5551UB 5201/019/08 or 09 ESCC Flight LCC-3UB Gold / Solder Dip
(1)
0.06 -
SOC5551 - Eng. Model LCC-3 Gold 0.06 -
SOC5551HRB 5201/019/04 or 05 ESCC Flight LCC-3 Gold / Solder Dip
(1)
0.06 Y
SOC5551SW 5201/019/05 ESCC Flight 100 krad LCC-3 Solder Dip 0.06 Y
2N5551/T1 - Eng. Model TO-18 Gold 0.40 -
2N5551HR 5201/019/01 or 02 ESCC Flight TO-18 Gold / Solder Dip
(1)
0.40 -
2N5551SHR 5201/019/06 or 07 ESCC Flight TO-39 Gold / Solder Dip
(1)
1.20 -
1. Depending ESCC part number mentioned on the purchase order.
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