BSS84
P-CHANNEL ENHANCEMENT MODE MOSFET
This is a P-channel, enhancement-mode MOSFET, housed in the industry-
standard, SOT-23 package. This device is ideal for portable applications
where board space is at a premium.
SOT- 23
FEATURES
Low On-Resistance
Low Gate Threshold Voltage
Fast Switching
Lead free in comply with EU RoHS
2011/65/EU
directives.
Green molding compound as per IEC61249 Std. . (Halogen Free)
3
2
1
MECHANICAL DATA
Case:SOT-23
Terminals:Solder plated,solderable per MIL-STD-750,Method2026
Approx. Weight: 0.0003 ounces, 0.0084 grams
Marking
code:
84L
Drain
3
1
Gate
2
Source
APPLICATIONS
Switching Power Supplies
Hand-Held Computers, PDAs
MAXIMUM RATINGS
Rating
Drain-Source Voltage
Drain-Gate Voltage (Note 1)
Gate-Source Voltage
Drain Current
Total Power Dissipation (Note 2)
T
J
= 25°C Unless otherwise noted
Symbol
V
DSS
V
DGR
V
GSS
I
D
P
D
T
J
T
stg
Value
- 50
- 50
± 20
130
200
-55 to +150
-55 to +150
Units
V
V
V
mA
mW
°C
°C
Operating Junction Temperature Range
Storage Temperature Range
Note 1. R
GS
< 20K ohms
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Ambient (Note 2)
Symbol
R
thja
Value
625
Units
°C/W
Note 2. FR-5 board 1.0 x 0.75 x 0.062 inch with minimum recommended pad layout
8/12/2005
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BSS84
ELECTRICAL CHARACTERISTICS
OFF CHARACTERISTICS (Note 3)
Parameter
Symbol
Conditions
Min
-50
-
-
-
-
Typ
-
-
-
-
-
Max
-
-15
-60
-0.1
±10
nA
µA
Units
V
Drain-Source Breakdown Voltage BV
DSS
I
D
= -250µA, V
GS
= 0V
V
DS
= -50V, V
GS
= 0V, T
J
=25°C
Zero Gate Voltage Drain Current
Gate-Body Leakage
I
DSS
I
GSS
V
DS
= -50V, V
GS
= 0V, T
J
=125°C
V
DS
= -25V, V
GS
= 0V, T
J
=25°C
V
GS
= ±20V, V
DS
= 0V
T
J
= 25°C Unless otherwise noted
ON CHARACTERISTICS (Note 3)
Parameter
Gate Threshold Voltage
Symbol
Conditions
Min
-0.8
-
0.05
Typ
-1.44
3.8
-
Max
-2.0
10
-
Units
V
Ohms
S
V
GS(th)
V
DS
= V
GS
I
D
= -1mA
,
Static Drain-Source On-ResistanceR
DS(ON)
V
GS
= -5V, I
D
= -0.1A
g
FS
V
DS
= -25V, I
D
= -0.1A
Forward Transconductance
DYNAMIC CHARACTERISTICS
Parameter
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Symbol
C
iss
C
oss
C
rss
Conditions
V
DS
= -25V,
V
GS
= 0V,
f = 1.0MHz
Min
-
-
-
Typ
-
-
-
Max
45
25
12
Units
pF
pF
pF
SWITCHING CHARACTERISTICS
Parameter
Turn-On Delay Time
Turn-Off Delay Time
Symbol
t
D(ON)
t
D(OFF)
Conditions
V
DD
= -30V, I
D
= -0.27A,
R
GEN
= 50ohm, V
GS
= -10V
Min
-
-
Typ
7.5
25
Max
-
-
Units
ns
ns
Note 3. Short duration test pulse used to minimize self-heating
8/12/2005
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BSS84
ELECTRICAL CHARACTERISTIC CURVES
1
-I
D
- Drain-to-Source Current (A)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
1
2
3
4
5
-I
D
- Drain Source Current (A)
T
J
= 25°C Unless otherwise noted
1
V
DS
=10V
0.8
0.6
0.4
25
o
C
0.2
0
0
1
2
3
4
5
6
7
0.9
V
GS
= 6V, 7V, 8V, 9V, 10V
5.0V
4.0V
3.0V
-V
DS
- Drain-to-Source Voltage (V)
-V
GS
- Gate-to-Source Voltage (V)
Fig. 1. Output Characteristics
10
Fig. 2. Transfer Characteristics
10
R
DS(ON)
- On-Resistance (Ohms)
8
6
Ids=-500mA
4
2
Ids=-50mA
0
R
DS(ON)
- On-Resistance (Ohms)
8
V
GS
= 4.5V
6
4
V
GS
=10.0V
2
0
0
0.2
0.4
0.6
0.8
1
2
4
6
8
10
-I
D
- Drain Curre nt (A)
-V
GS
- Gate-to-Source Voltage (V)
Fig. 3. On-Resistance vs. Drain Current
V
GS
Threshold Voltage (NORMALIZED
1.2
Fig. 4. On-Resistance vs. G-S Voltage
10
-I
S
- Source Current (A)
I
D
=250
µ
A
1.1
V
GS
= 0V
1
1
25
o
C
0.1
0.9
0.8
-50
-25
0
25
50
75
100
125
150
0.01
0.4
0.6
0.8
1
1.2
1.4
T
J
- Junction Temperature (
o
C)
-V
SD
- Source-to-Drain Voltage (V)
Fig. 5. Threshold Voltage vs. Temperature
8/12/2005
Page 3
Fig. 6. Sourse-Drain Diode Forward Voltage
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BSS84
PACKAGE LAYOUT AND SUGGESTED PAD DIMENSIONS
SOT-23
Uni t：inch( mm)
SOT-23
0.035 MIN.
(0.90) MIN.
Unit
：
inch(mm)
0.006(0.15)MIN.
0.120(3.04)
0.110(2.80)
0.031 MIN.
(0.80) MIN.
0.043
(1.10)
0.047(1.20)
0.037
(0.95)
0.079(2.00)
0.070(1.80)
0.008(0.20)
0.003(0.08)
0.004(0.10)
0.000(0.00)
0.020(0.50)
0.013(0.35)
0.044(1.10)
0.035(0.90)
0.043
(1.10)
0.106
(2.70)
ORDERING INFORMATION
BSS84 T/R7 - 7 inch reel, 3K units per reel
BSS84 T/R13 - 13 inch reel, 12K units per reel
8/12/2005
Page 4
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0.078
(2.00)
0.056(1.40)
0.103(2.60)
0.086(2.20)
BSS84
Part No_packing code_Version
BSS84_R1_00001
BSS84_R2_00001
For example :
RB500V-40_R2_00001
Serial number
Part No.
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing Code
XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
1
st
Code
A
R
B
T
S
L
F
Packing size code
N/A
7"
13"
26mm
52mm
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
Version Code
XXXXX
2
nd
Code
HF or RoHS
1
st
Code 2
nd
~5
th
Code
0
1
2
X
Y
U
D
HF
RoHS
0
1
serial number
serial number
8/12/2005
Page
5
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