FDS3992 Fairchild Semiconductor, FDS3992 Datasheet - Page 3

• Manufacturer Part Number: FDS3992
• Description: MOSFET N-CH DUAL 100V 4.5A SO-8
• Manufacturer: Fairchild Semiconductor
• Series: PowerTrench®r
• Type: Power MOSFETr

Specifications of FDS3992

• Fet Type: 2 N-Channel (Dual)
• Fet Feature: Standard
• Rds On (max) @ Id, Vgs: 62 mOhm @ 4.5A, 10V
• Drain To Source Voltage (vdss): 100V
• Current - Continuous Drain (id) @ 25° C: 4.5A
• Vgs(th) (max) @ Id: 4V @ 250µA
• Gate Charge (qg) @ Vgs: 15nC @ 10V
• Input Capacitance (ciss) @ Vds: 750pF @ 25V
• Power - Max: 2.5W
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Configuration: Dual Dual Drain
• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 0.062 Ohm @ 10 V
• Drain-source Breakdown Voltage: 100 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 4.5 A
• Power Dissipation: 2500 mW
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Number Of Elements: 2
• Polarity: N
• Channel Mode: Enhancement
• Drain-source On-res: 0.062Ohm
• Drain-source On-volt: 100V
• Gate-source Voltage (max): ±20V
• Operating Temp Range: -55C to 150C
• Operating Temperature Classification: Military
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SOIC N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FDS3992; FDS3992TR

©2004 Fairchild Semiconductor Corporation
Typical Characteristics
Figure 1. Normalized Power Dissipation vs
1.2
1.0
0.8
0.6
0.4
0.2
0
200
100
10
0
1
0.001
0.01
10
0.1
2
1
-5
10
V
GS
-5
DUTY CYCLE - DESCENDING ORDER
0.5
0.2
0.1
0.05
0.02
0.01
25
Ambient Temperature
= 10V
T
A
, AMBIENT TEMPERATURE (
10
50
Figure 3. Normalized Maximum Transient Thermal Impedance
-4
10
TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
-4
SINGLE PULSE
75
10
T
-3
10
100
A
-3
Figure 4. Peak Current Capability
= 25°C unless otherwise noted
o
C)
125
t, RECTANGULAR PULSE DURATION (s)
10
10
-2
-2
150
t, PULSE WIDTH (s)
10
Figure 2. Maximum Continuous Drain Current vs
10
-1
-1
5
4
3
2
1
0
25
10
10
0
50
Ambient Temperature
0
T
A
, AMBIENT TEMPERATURE (
NOTES:
DUTY FACTOR: D = t
PEAK T
75
10
10
1
1
J
T
FOR TEMPERATURES
ABOVE 25
CURRENT AS FOLLOWS:
= P
A
I = I
= 25
DM
100
25
x Z
o
P
C
DM
θJA
o
10
10
C DERATE PEAK
150 - T
1
R
/t
2
2
125
x R
2
θJA
o
C)
t
1
θJA
=50
125
t
C
2
+ T
o
V
C/W
GS
A
FDS3992 Rev. B1
= 10V
10
10
3
3
150