FAIRCHILD MMBFJ270

MMBFJ270
P-Channel Switch
Features
• This device is designed for low level analog switching sample and hold
circuits and chopper stabilized amplifiers.
G
• Sourced from process 88.
S
D
SOT-23
Mark : 61S
Absolute Maximum Ratings (Note1)
Symbol
Ta = 25°C unless otherwise noted
Parameter
Value
Units
VDG
Drain-Gate Voltage
-30
V
VGS
Gate-Source Voltage
30
V
IGF
Forward Gate Current
50
mA
TJ, TSTG
Operating and Storage Junction Temperature Range
-55 ~ 150
°C
Note1 : 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
Thermal Characteristics
Symbol
Parameter
Value
Units
PD
Total Device Dissipation
Derate above 25°C
225
1.8
mW
mW/°C
RθJA
Thermal Resistance, Junction to Ambient (Note2)
556
°C/W
Note2 : Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch
Electrical Characteristics
Symbol
TC = 25°C unless otherwise noted
Parameter
Off Characteristics
Test Condition
MAX
Units
(Note3)
V(BR)GSS
Gate-Source Breakdwon Voltage
IG = 1.0µA, VDS = 0
IGSS
Gate Reverse Current
VGS = 20V, VDS = 0
VGS(off)
Gate-Source Cutoff Voltage
VDS = -15V, ID = -1.0nA
On Characteristics
MIN
30
V
200
pA
0.5
2.0
V
(Note3)
IDSS
Zero-Gate Voltage Drain Current *
VDS = -15V, VGS = 0
-2.0
-15
mA
gfs
Forward Transferconductance
VGS = 0V, VDS = 15V, f = 1.0kHz
6000
15000
µmhos
goss
Common- Source Output Conduc- VGS = 0V, VDS = 15V, f = 1.0kHz
tance
200
µmhos
Note3 : Short duration test pulse used to minimize self-heating effect.
© 2008 Fairchild Semiconductor Corporation
MMBFJ270 Rev. B
www.fairchildsemi.com
1
MMBFJ270 — P-Channel Switch
August 2008
Common Drain-Source
- TRANSCONDUCTANCE (mmhos)
- DRAIN CURRENT (mA)
V GS = 0 V
-12
1.0 V
1.5 V
-8
2.0 V
-4
2.5 V
3.0 V
3.5 V
50
0
-1
-2
-3
-4
VDS - DRAIN-SOURCE VOLTAGE (V)
-5
100
50
I DSS , g fs @ V DS = 15V,
V GS = 0 PULSED
r DS @ -100 mV, VGS = 0
V GS(off) @ V DS = - 15V,
I D = - 1.0 A
1
1
V GS (OFF)
Transfer Characteristics
Transfer Characteristics
-24
- 55°C
25°C
125°C
VGS(off) = 2.5 V
-16
V DS = - 15 V
- DRAIN CURRENT (mA)
V GS(off) = - 4.5 V
- 55°C
25°C
125°C
- 55°C
25°C
125°C
VGS(off) = 2.5 V
12
8
- 55°C
25°C
125°C
4
D
-8
VGS(off) = - 4.5 V
I
I D - DRAIN CURRENT (mA)
0
1
2
3
VGS - GATE-SOURCE VOLTAGE (V)
0
4
Normalized Drain Resistance
vs Bias Voltage
g os - OUTPUT CONDUCTANCE ( mhos)
- NORMALIZED RESISTANCE ( Ω )
10
2
5
10
- GATE CUTOFF VOLTAGE (V)
16
V DS = - 15 V
0
DS
fs
5
-32
r
g
10
g
0
500
I DSS
r DS
fs
I
D
0.5 V
1,000
- DRAIN "ON" RESISTANCE (Ω)
-16
100
DS
T A = 25°C
TYP V GS(off) = 4.5 V
r
Parameter Interactions
-20
100
50
20
10
1
2
3
VGS - GATE-SOURCE VOLTAGE (V)
4
Output Conductance
vs Drain Current
1000
V GS(off) @ 5.0V, 10 A
r DS
r DS =
V GS
1 -________
V GS(off)
5
2
1
0
0.2
0.4
0.6
0.8
1
VGS /VGS(off) - NORMALIZED GATE-SOURCE VOLTAGE (V)
© 2008 Fairchild Semiconductor Corporation
MMBFJ270 Rev. B
0
f = 1.0 kHz
-5.0V
100
-5.0V
-10V
V GS(off) = - 4.5V
-20V
-20V
-10V
10
V GS(off) = - 2.5V
_
1
0.01
_
_
0.1
1
I D - DRAIN CURRENT (mA)
_
10
www.fairchildsemi.com
2
MMBFJ270 — P-Channel Switch
Typical Characteristics
MMBFJ270 — P-Channel Switch
Capacitance vs Voltage
Transconductance
vs Drain Current
100
C is (C rs ) - CAPACITANCE (pF)
g fs - TRANSCONDUCTANCE (mmhos)
Typical Characteristics (Continued)
10
V GS(off) = 2.5V
5
25°C
V GS(off) = 6.0V
- 55°C
25°C
125°C
1
0.5
V DG = -15V
f = 1.0 kHz
0.1
_
0.1
_
_
_
1
10
- DRAIN CURRENT (mA)
ID
f = 0.1 - 1.0 MHz
5
1
100
Noise Voltage vs Frequency
r DS - DRAIN "ON" RESISTANCE (Ω)
e n - NOISE VOLTAGE (nV / √ Hz)
100
50
I D = - 0.2 mA
10
I D = 5.0 mA
5
V DG = - 15V
BW = 6.0 Hz @ f = 10 Hz, 100 Hz
= 0.2f @ f ≥ 1.0 kHz
1
0.01
0.1
1
10
f - FREQUENCY (kHz)
100
C is (V DS = -15V)
10
C rs (V DS = -15V)
0
4
8
12
16
V GS - GATE-SOURCE VOLTAGE (V)
20
Channel Resistance
vs Temperature
1000
500
V DS = -100 mV
V GS(off) = 2.5V
V GS = 0
V GS(off) = 4.5V
V GS(off) = 8.0V
100
50
10
-50
0
50
100
150
T A - AMBIENT TEMPERATURE ( o C)
Power Derating
300
PC[W], POWER DISSIPATION
250
200
150
100
50
0
0
25
50
75
100
125
150
175
o
Tc[ C], CASE TEMPERATURE
© 2008 Fairchild Semiconductor Corporation
MMBFJ270 Rev. B
www.fairchildsemi.com
3
MMBFJ270 — P-Channel Switch
Package Dimensions
±0.10
±0.10
2.40
0.40 ±0.03
1.30
0.45~0.60
0.20 MIN
SOT-23
0.03~0.10
0.38 REF
0.40 ±0.03
+0.05
0.12 –0.023
0.96~1.14
0.97REF
2.90 ±0.10
0.95 ±0.03 0.95 ±0.03
1.90 ±0.03
0.508REF
Dimensions in Millimeters
© 2008 Fairchild Semiconductor Corporation
MMBFJ270 Rev. B
www.fairchildsemi.com
4
MMBFJ270 P-Channel Switch
© 2008 Fairchild Semiconductor Corporation
MMBFJ270 Rev. B
www.fairchildsemi.com
5