KST-J024-000
1
SUR542EF
Epitaxial Planar Type NPN Silicon Transistor
Descriptions
Digital transistor
Features
Two SRC1207 chips in SOT-563F package
With built-in bias resistors
Ordering
Information
Type NO.
Marking
Package Code
SUR542EF
SK
SOT-563F
Outline Dimensions unit :
mm
Tr2
3 2
1
4 5
6
Tr1
R1
R1
R2
R2
PIN Connections
1. Emitter 1
2. Base 1
3. Collector 2
4. Emitter 2
5. Base 2
6. Collector 1
R
1
R
2
10K
47K
10K
47K
Tr1
Tr2
S
S
e
e
m
m
i
i
c
c
o
o
n
n
d
d
u
u
c
c
t
t
o
o
r
r
KST-J024-000
4
SUR542EF
These AUK products are intended for usage in general electronic equipments(Office and
communication equipment, measuring equipment, domestic electrification, etc.).
Please make sure that you consult with us before you use these AUK products in equipm-
ents which require high quality and/or reliability, and in equipments which could have
major impact to the welfare of human life(atomic energy control, airplane, spaceship, traffic
signal, combustion central, all types of safety device, etc.).
AUK cannot accept liability to any damage which may occur in case these AUK products
were used in the mentioned equipments without prior consultation with AUK.