Page 1
tm
June 2006
MMBFJ271
P-Channel Switch
Features
• This device is designed for low level analog switching sample and hold
circuits and chopper stabilized amplifiers.
• Sourced from process 88.
Absolute Maximum Ratings * T
= 25°C unless otherwise noted
a
Symbol Parameter Value Units
G
D
SOT-23
Mark : 62T
MMBFJ271 P-Channel Switch
S
V
DG
V
GS
I
GF
TJ, T
STG
* These ratings are limiting values above which the serviceability of any semiconductor device may by impaired.
- These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations
Drain-Gate Voltage -30 V
Gate-Source Voltage 30 V
Forward Gate Current 50 mA
Operating and Storage Junction Temperature Range -55 ~ 150 °C
Thermal Characteristics
Symbol Parameter Value Units
P
D
R
θJA
Note2 : Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch
Electrical Characteristics T
Symbol Parameter Test Condition MIN MAX Units
Off Characteristics (Note3)
V
(BR)GSS
I
GSS
V
GS(off)
On Characteristics (Note3)
Total Device Dissipation
Derate above 25°C
Thermal Resistance, Junction to Ambient 556 °C/W
= 25°C unless otherwise noted
C
Gate-Source Breakdwon Voltage IG = 1.0µA, VDS = 0 30 V
Gate Reverse Current V
Gate-Source Cutoff Voltage V
= 20V, V
GS
= -15V, ID = -1.0nA 1.5 4.5 V
DS
= 0 200 pA
DS
225
1.8
mW
mW/°C
I
DSS
gfs Forward Transferconductance VGS = 0V, VDS = 15V, f = 1.0kHz 8000 18000 µmhos
goss Common- Source Output Conduc-
Note3 : Short duration test pulse used to minimize self-heating effect.
©2006 Fairchild Semiconductor Corporation 1 www.fairchildsemi.com
MMBFJ271 Rev. A
Zero-Gate Voltage Drain Current * VDS = -15V, VGS = 0 -6.0 -50 mA
V
= 0V, VDS = 15V, f = 1.0kHz 500 µmhos
tance
GS
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Package Dimensions
0
F
3
N
0.40
±0.03
MMBFJ271 P-Channel Switch
SOT-23
0.20 MI
0.45~0.60
0.95
2.90
±0.03
1.90
±0.10
0.95
±0.03
±0.03
±0.10
0.40
±0.03
0.97REF 1.30
0.508REF
±0.10
2.40
0.96~1.14
0.03~0.1
0.38 RE
+0.05
0.12
–0.02
MMBFJ271 Rev. A
Dimensions in Millimeters
2 www.fairchildsemi.com
Page 3
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DISCLAIMER
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY
PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY
ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT
CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. THESE SPECIFICATIONS DO NOT EX PAND THE TERMS OF FAIRCHILD’S WORLDWIDE TERMS AND CONDITIONS SPECIFICALLY THE WARRANTY THEREIN,
WHICH COVERS THESE PRODUCTS.
MMBFJ271 P-Channel Switch
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR
SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION.
As used herein:
1. Life support devices or systems are devices or systems which,
(a) are intended for surgical implant into the body, or (b) support
or sustain life, or (c) whose failure to perform when properly used
in accordance with instructions for use provided in the labeling,
can be reasonably expected to result in significant injury to the
user.
2. A critical component is any component of a life support device
or system whose failure to perform can be reasonably expected
to cause the failure of the life support device or system, or to
affect its safety or effectiveness.
PRODUCT STATUS DEFINITIONS
Definition of Terms
Datasheet Identification Product Status Definition
Advance Information Formative or In
Design
Preliminary First Production This datasheet contains preliminary data, and supplementary
No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semi-
Obsolete Not In Production This datasheet contains specifications on a product that has
This datasheet contains the design specifications for product
development. Specifications may change in any manner without notice.
data will be published at a later date. Fairchild Semiconductor
reserves the right to make changes at any time without notice
in order to improve design.
conductor reserves the right to make changes at any time
without notice in order to improve design.
been discontinued by Fairchild semiconductor. The datasheet
is printed for reference information only.
MMBFJ271 Rev. A
Rev. I19
3 www.fairchildsemi.com
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