FDS6894A Fairchild Semiconductor, FDS6894A Datasheet - Page 4

• Manufacturer Part Number: FDS6894A
• Description: MOSFET N-CH DUAL 20V 8A 8SOIC
• Manufacturer: Fairchild Semiconductor
• Series: PowerTrench®r

Specifications of FDS6894A

• Fet Type: 2 N-Channel (Dual)
• Fet Feature: Logic Level Gate
• Rds On (max) @ Id, Vgs: 17 mOhm @ 8A, 4.5V
• Drain To Source Voltage (vdss): 20V
• Current - Continuous Drain (id) @ 25° C: 8A
• Vgs(th) (max) @ Id: 1.5V @ 250µA
• Gate Charge (qg) @ Vgs: 24nC @ 4.5V
• Input Capacitance (ciss) @ Vds: 1676pF @ 10V
• 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): 0.017 Ohm @ 4.5 V
• Forward Transconductance Gfs (max / Min): 44 S
• Drain-source Breakdown Voltage: 20 V
• Gate-source Breakdown Voltage: +/- 8 V
• Continuous Drain Current: 8 A
• 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
0.01
100
0.1
10
0.001
Figure 9. Maximum Safe Operating Area.
1
5
4
3
2
1
0
0.01
0.01
Figure 7. Gate Charge Characteristics.
0
0.1
0.0001
1
R
SINGLE PULSE
DS(ON)
I
R
D
= 8A
V
JA
T
GS
A
= 135
LIMIT
= 25
D = 0.5
= 4.5V
0.2
o
o
0.1
C
0.1
C/W
V
0.05
5
DS
0.02
, DRAIN-SOURCE VOLTAGE (V)
0.01
SINGLE PULSE
Q
0.001
g
, GATE CHARGE (nC)
10
1
DC
Figure 11. Transient Thermal Response Curve.
10s
Thermal characterization performed using the conditions described in Note 1c.
Transient thermal response will change depending on the circuit board design.
1s
V
100ms
DS
= 5V
0.01
10ms
1ms
10
15
100 s
15V
10V
100
20
0.1
t
1
, TIME (sec)
2500
2000
1500
1000
500
50
40
30
20
10
0
0
0.01
Figure 8. Capacitance Characteristics.
0
C
1
RSS
Figure 10. Single Pulse Maximum
C
OSS
V
Power Dissipation.
0.1
DS
5
, DRAIN TO SOURCE VOLTAGE (V)
C
ISS
10
t
1
, TIME (sec)
10
1
P(pk)
Duty Cycle, D = t
T
R
J
R
- T
JA
JA
(t) = r(t) * R
100
A
t
= 135
1
= P * R
t
2
SINGLE PULSE
R
10
15
JA
T
o
A
= 135°C/W
C/W
= 25°C
FDS6894A Rev C (W)
f = 1 MHz
V
JA
1
GS
JA
(t)
/ t
= 0 V
2
1000
100
20