FDS6994S Fairchild Semiconductor, FDS6994S Datasheet - Page 4

• Manufacturer Part Number: FDS6994S
• Description: MOSFET N-CH DUAL 30V 8SOIC
• Manufacturer: Fairchild Semiconductor
• Series: PowerTrench®, SyncFET™r

Specifications of FDS6994S

• Fet Type: 2 N-Channel (Dual)
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 21 mOhm @ 6.9A, 10V
• Drain To Source Voltage (vdss): 30V
• Current - Continuous Drain (id) @ 25° C: 6.9A, 8.2A
• Vgs(th) (max) @ Id: 3V @ 250µA
• Gate Charge (qg) @ Vgs: 12nC @ 5V
• Input Capacitance (ciss) @ Vds: 800pF @ 15V
• 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): 0.021 Ohm @ 10 V @ Q1
• Drain-source Breakdown Voltage: 30 V
• Gate-source Breakdown Voltage: +/- 16 V
• Continuous Drain Current: 6.9 A @ Q1 or 8.2 A @ Q2
• Power Dissipation: 2000 mW
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Characteristics for Q2
30
20
10
1.4
1.2
0.8
0.6
30
25
20
15
10
0
Figure 3. On-Resistance Variation with
5
0
1
Figure 1. On-Region Characteristics.
0
-50
1
Figure 5. Transfer Characteristics.
V
V
GS
DS
V
I
D
GS
= 10V
= 5V
= 8.2A
-25
= 10V
4.5V
V
0.5
1.5
V
GS
T
DS
J
, GATE TO SOURCE VOLTAGE (V)
, JUNCTION TEMPERATURE (
Temperature.
, DRAIN-SOURCE VOLTAGE (V)
0
T
3.0V
A
25
= 125
3.5V
1
2
o
C
50
2.5V
-55
75
1.5
o
o
2.5
C)
C
25
o
C
100
2
125
3
Figure 6. Body Diode Forward Voltage Variation
0.035
0.025
0.015
0.005
0.001
0.03
0.02
0.01
0.01
Figure 2. On-Resistance Variation with
Figure 4. On-Resistance Variation with
with Source Current and Temperature.
0.1
1.6
1.4
1.2
0.8
10
1
1
0
0
0
Drain Current and Gate Voltage.
V
GS
= 0V
Gate-to-Source Voltage.
V
GS
0.1
V
T
T
= 3.0V
2
SD
A
A
V
, BODY DIODE FORWARD VOLTAGE (V)
GS
= 125
= 25
, GATE TO SOURCE VOLTAGE (V)
o
C
o
0.2
3.5V
C
I
10
D
, DRAIN CURRENT (A)
4
25
4.0V
o
C
0.3
T
A
= 125
4.5V
-55
6
o
o
C
C
0.4
20
6.0V
FDS6994S Rev C2(W)
8
0.5
10V
I
D
= 4.1A
0.6
10
30