© Semiconductor Components Industries, LLC, 2011
November, 2017 − Rev. 7
1 Publication Order Number:
BS170/D
BS170
Small Signal MOSFET
500 mA, 60 Volts
N−Channel TO−92 (TO−226)
Features
• This is a Pb−Free Device*
MAXIMUM RATINGS
Rating Symbol Value Unit
Drain−Source Voltage V
DS
60 Vdc
Gate−Source Voltage
− Continuous
− Non−repetitive (t
p
≤ 50 ms)
V
GS
V
GSM
± 20
± 40
Vdc
Vpk
Drain Current (Note) I
D
0.5 Adc
Total Device Dissipation @ T
A
= 25°C P
D
350 mW
Operating and Storage Junction
Temperature Range
T
J
, T
stg
−55 to
+150
°C
Stresses exceeding those listed in the Maximum Ratings table may damage the
device. If any of these limits are exceeded, device functionality should not be
assumed, damage may occur and reliability may be affected.
NOTE: The Power Dissipation of the package may result in a lower continuous
drain current.
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
ORDERING INFORMATION
See detailed ordering and shipping information in the package
dimensions section on page 2 of this data sheet.
BS170
AYWWG
G
A = Assembly Location
Y = Year
WW = Work Week
G = Pb−Free Package
MARKING DIAGRAM
& PIN ASSIGNMENT
D
G
TO−92 (TO−226)
CASE 29
STYLE 30
N−Channel
S
1
2
3
1
Drain
3
Source
2
Gate
500 mA, 60 Volts
R
DS(on)
= 5.0 W
www.onsemi.com
(Note: Microdot may be in either location)