MMFT2955E ON Semiconductor, MMFT2955E Datasheet - Page 5

• Manufacturer Part Number: MMFT2955E
• Description: Power Mosfet 1 Amp, 60 Volts
• Manufacturer: ON Semiconductor

V
BV
GS
Figure 15. Gate Charge versus Gate−To−Source Voltage
DSS
V
DD
10
9
8
7
6
5
4
3
2
1
0
Figure 11. Commutating Safe Operating Area
Figure 13. Unclamped Inductive Switching
0
+
−
V
R
I
FM
3
Q
g
+
, TOTAL GATE CHARGE (nC)
Waveforms
−
20 V
I
Test Circuit
L(t)
t
P
7.5
R
V
V
I
S
R
dsL
GS
= 80% OF RATED V
= V
f
+ L
t, (TIME)
V
DS
i
⋅ dl
T
V
I
D
J
DS
13
S
= 1.2 A
= 25°C
/dt
DUT
= 48 V
DSS
http://onsemi.com
L
i
20
5
V
in
1800
1600
1400
1200
1000
100 k
800
600
400
200
0
15 V
15
GATE−TO−SOURCE OR DRAIN−TO−SOURCE VOLTAGE (VOLTS)
V
Figure 14. Capacitance Variation with Voltage
V
in
C
GS
= 15 V
rss
47 k
Figure 12. Unclamped Inductive Switching
t
V
Figure 16. Gate Charge Test Circuit
10
GS
2N3904
pk
47 k
+18 V
; PULSE WIDTH ≤ 100 ms, DUTY CYCLE ≤ 10%.
5
V
2N3904
DS
R
G
1 mA
C
iss
Test Circuit
0
C
oss
100
10 V 100 k
L
5
FERRITE
BEAD
I
L
10
0.1 mF
C
V
C
C
oss
DS
rss
iss
T
f = 1 MHz
V
J
V
15
DD
= 25°C
DS
DUT
SAME
DEVICE TY
AS DUT
V
DD
20