FDS3912 Fairchild Semiconductor, FDS3912 Datasheet - Page 4

• Manufacturer Part Number: FDS3912
• Description: MOSFET N-CH DUAL 100V 3A 8SOIC
• Manufacturer: Fairchild Semiconductor
• Series: PowerTrench®r

Specifications of FDS3912

• Fet Type: 2 N-Channel (Dual)
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 125 mOhm @ 3A, 10V
• Drain To Source Voltage (vdss): 100V
• Current - Continuous Drain (id) @ 25° C: 3A
• Vgs(th) (max) @ Id: 4V @ 250µA
• Gate Charge (qg) @ Vgs: 20nC @ 10V
• Input Capacitance (ciss) @ Vds: 632pF @ 50V
• Power - Max: 900mW
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Configuration: Dual Dual Drain
• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 0.125 Ohm @ 10 V
• Forward Transconductance Gfs (max / Min): 11 S
• Drain-source Breakdown Voltage: 100 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 3 A
• Power Dissipation: 2000 mW
• Maximum Operating Temperature: + 175 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Characteristics
20
16
12
20
16
12
8
4
0
8
4
0
0
Figure 3. On-Resistance Variation with
2
2.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
Figure 1. On-Region Characteristics.
2
1
V
-50
Figure 5. Transfer Characteristics.
DS
= 10V
V
V
I
GS
D
-25
2.5
GS
= 3A
= 10V
= 10V
V
GS
2
V
0
DS
, GATE TO SOURCE VOLTAGE (V)
T
J
, DRAIN-SOURCE VOLTAGE (V)
Temperature.
, JUNCTION TEMPERATURE (
T
A
3
= 125
25
5.0V
4.5V
o
C
50
3.5
4
75
-55
4.0V
o
C
4
3.5V
100
25
o
C
o
6
C)
125
4.5
150
175
5
8
Figure 6. Body Diode Forward Voltage Variation
0.25
0.15
0.05
0.3
0.2
0.1
0.0001
0.001
0.01
1.8
1.6
1.4
1.2
0.8
100
Figure 2. On-Resistance Variation with
Figure 4. On-Resistance Variation with
with Source Current and Temperature.
0.1
3
10
1
1
0
0
Drain Current and Gate Voltage.
V
GS
V
4
= 0V
GS
Gate-to-Source Voltage.
0.2
= 4.0V
V
V
4
SD
T
GS
, BODY DIODE FORWARD VOLTAGE (V)
A
, GATE TO SOURCE VOLTAGE (V)
= 25
5
4.5V
o
I
T
0.4
D
C
, DRAIN CURRENT (A)
A
= 125
5.0V
8
6
o
C
6.0V
T
0.6
25
A
= 125
o
C
7
10V
12
o
C
0.8
-55
8
o
C
16
FDS3912 Rev C2(W)
I
D
1
= 1.5A
9
20
1.2
10