RFD14N05SM Fairchild Semiconductor, RFD14N05SM Datasheet - Page 5

• Manufacturer Part Number: RFD14N05SM
• Description: MOSFET N-CH 50V 14A TO-252AA
• Manufacturer: Fairchild Semiconductor

Specifications of RFD14N05SM

• Fet Type: MOSFET N-Channel, Metal Oxide
• Fet Feature: Standard
• Rds On (max) @ Id, Vgs: 100 mOhm @ 14A, 10V
• Drain To Source Voltage (vdss): 50V
• Current - Continuous Drain (id) @ 25° C: 14A
• Vgs(th) (max) @ Id: 4V @ 250µA
• Gate Charge (qg) @ Vgs: 40nC @ 20V
• Input Capacitance (ciss) @ Vds: 570pF @ 25V
• Power - Max: 48W
• Mounting Type: Surface Mount
• Package / Case: DPak, TO-252 (2 leads+tab), SC-63
• Configuration: Single
• Transistor Polarity: N-Channel
• Resistance Drain-source Rds (on): 0.1 Ohms
• Drain-source Breakdown Voltage: 50 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 14 A
• Power Dissipation: 48 W
• Maximum Operating Temperature: + 175 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©2002 Fairchild Semiconductor Corporation
Typical Performance Curves
Test Circuits and Waveforms
FIGURE 12. CAPACITANCE vs DRAIN TO SOURCE VOLTAGE
VARY t
REQUIRED PEAK I
0V
V
700
600
500
400
300
200
100
GS
0
FIGURE 14. UNCLAMPED ENERGY TEST CIRCUIT
0
P
FIGURE 16. SWITCHING TIME TEST CIRCUIT
TO OBTAIN
V
t
GS
P
V
5
AS
DS
, DRAIN TO SOURCE VOLTAGE (V)
C
C
C
ISS
OSS
RSS
V
GS
10
R
G
R
GS
15
V
DS
V
C
C
C
V
GS
I
ISS
RSS
OSS
Unless Otherwise Specified (Continued)
AS
DS
DUT
= 0V, f = 1MHz
R
= C
DUT
= C
≈ C
L
0.01Ω
20
L
GS
GD
DS
+ C
+ C
GD
+
-
GD
+
-
V
V
DD
DD
25
NOTE: Refer to Fairchild Application Notes AN7254 and AN7260,
FIGURE 13. NORMALIZED SWITCHING WAVEFORMS FOR
0
0
0
V
V
GS
60
45
30
15
DS
10%
0
FIGURE 17. RESISTIVE SWITCHING WAVEFORMS
FIGURE 15. UNCLAMPED ENERGY WAVEFORMS
V
t
d(ON)
90%
DD
20
CONSTANT CURRENT GATE DRIVE
50%
t
ON
= BV
I G REF
---------------------
I G ACT
10%
(
(
t
DSS
r
I
AS
)
)
R
I
V
PULSE WIDTH
G(REF)
0.75 BV
0.50 BV
0.25 BV
GS
L
t, TIME (µs)
t
= 3.57Ω
P
= 10V
RFD14N05, RFD14N05SM, RFP14N05 Rev. B
= 0.4mA
DSS
DSS
DSS
BV
t
AV
DSS
V
DD
80
= BV
I G REF
---------------------
I G ACT
t
d(OFF)
(
(
90%
DSS
V
t
OFF
DS
50%
)
)
t
f
10%
V
10
7.5
5.0
2.5
0
90%
DD