Philips BST122 Datasheet
DISCRETE SEMICONDUCTORS
DATA SH EET
BST122
P-channel enhancement mode
vertical D-MOS transistor
Product specification
File under Discrete Semiconductors, SC13b
April 1995
Philips Semiconductors Product specification
P-channel enhancement mode vertical
D-MOS transistor
DESCRIPTION
P-channel vertical D-MOS transistor
in SOT89 envelope and intended for
use in relay, high-speed and
line-transformer drivers, using
SMD-technology.
FEATURES
• Very low R
DS(on)
• Direct interface to C-MOS, TTL
• High-speed switching
• No second breakdown
QUICK REFERENCE DATA
Drain-source voltage −V
Gate-source voltage (open drain) ±V
Drain current (DC) −I
Total power dissipation up to T
Drain-source ON-resistance
−ID= 200 mA; −VGS= 10 V R
Transfer admittance
−I
= 200 mA; −VDS= 15 V Yfs typ. 125 mS
D
PINNING - SOT89
1 = source
2 = drain
3 = gate
=25°CP
amb
DS
GSO
D
tot
DS(on)
BST122
max. 60 V
max. 20 V
max. 0,25 A
max. 1 W
max.
typ.
10
7.5ΩΩ
PIN CONFIGURATION
Marking: LN
handbook, halfpage
Bottom view
Fig.1 Simplified outline and symbol.
123
d
g
s
MAM354
April 1995 2
Philips Semiconductors Product specification
P-channel enhancement mode vertical
D-MOS transistor
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
Drain-source voltage −V
Gate-source voltage (open drain) ±V
Drain current (DC) −I
Drain current (peak) −I
Total power dissipation up to T
= 25 °CP
amb
Storage temperature range T
Junction temperature T
THERMAL RESISTANCE
From junction to ambient (note 1) R
Note
1. Transistor mounted on a ceramic substrate: area = 2,5 cm
DS
GSO
D
DM
tot
stg
j
th j-a
2
; thickness = 0,7 mm.
BST122
max. 60 V
max. 20 V
max. 0.25 A
max. 0.5 A
max. 1 W
−65 to + 150 °C
max. 150 °C
= 125 K/W
April 1995 3
Philips Semiconductors Product specification
P-channel enhancement mode vertical
D-MOS transistor
CHARACTERISTICS
T
=25°C unless otherwise specified
j
Drain-source breakdown voltage
−I
=10µA; VGS=0 −V
D
(BR)DSS
Drain-source leakage current
−VDS= 48 V; VGS=0 −I
DSS
Gate-source leakage current
−VGS= 20 V; VDS=0 −I
GSS
Gate threshold voltage
−ID= 1 mA; VDS=V
GS
−V
GS(th)
Drain-source ON-resistance
−I
= 200 mA; −VGS= 10 V R
D
DS(on)
Transfer admittance
−I
= 200 mA; −VDS= 15 V Yfs typ. 125 mS
D
Input capacitance at f = 1 MHz
−V
= 10 V; VGS=0 C
DS
iss
min. 60 V
max. 1 µA
max. 100 nA
min. 1.5 V
max. 3.5 V
max.
typ.
typ.
max.
BST122
10
7.5ΩΩ
3045pF
pF
Output capacitance at f = 1 MHz
= 10 V; VGS=0 C
−V
DS
Feedback capacitance at f = 1 MHz
= 10 V; VGS= 0 C
−V
DS
Switching times (see Figs 2 and 3)
−ID= 200 mA; −VDD= 50 V; −VGS= 0 to 10 V
oss
rss
t
on
t
off
typ.
max.
typ.
max.
typ.
typ.
2030pF
pF
510pF
pF
410ns
ns
April 1995 4
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