SCHOTTKY RECTIFIER 3.5 Amp
30WQ03FN
PD-20559 rev. B 10/98
1www.irf.com
Major Ratings and Characteristics
I
F(AV)
Rectangular 3.5 A
waveform
V
RRM
30 V
I
FSM
@ tp = 5 µs sine 535 A
V
F
@

3 Apk, T
J
= 125°C 0.35 V
T
J
range - 40 to 150 °C
Characteristics 30WQ03FN Units
Description/Features
The 30WQ03FN surface mount Schottky rectifier has been
designed for applications requiring low forward drop and small
foot prints on PC board. Typical applications are in disk drives,
switching power supplies, converters, free-wheeling diodes,
battery charging, and reverse battery protection.
Popular D-PAK outline
Small foot print, surface moutable
Low forward voltage drop
High frequency operation
Guard ring for enhanced ruggedness and long term
reliability
6.73 (0.26)
6.35 (0.25)
5.46 (0.21)
5.21 (0.20)
4
1.27 (0.05)
0.88 (0.03)
5.97 (0.23)
1.02 (0.04)
1.52 (0.06)
1.15 (0.04)
1.14 (0.04)
0.76 (0.03)
2x
2.28 (0.09)
2x
0.89 (0.03)
0.64 (0.02)
3x
4.57 (0.18)
123
6.22 (0.24)
2.38 (0.09)
2.19 (0.08)
6.45 (0.24)
5.68 (0.22)
10.42 (0.41)
9.40 (0.37)
0.46 (0.02)
0.58 (0.02)
1.14 (0.04)
0.89 (0.03)
0.51 (0.02)
MIN.
0.58 (0.02)
0.46 (0.02)
0.64 (0.03)
5.97 (0.24)
10.67 (0.42)
6.48 (0.26)
2x 2.54 (0.10)
1.65 (0.06)
2X
2.28 (0.09)
2X
MINIMUM RECOMMENDED FOOTPRINT
Dimensions in millimeters and (inches)
Conform to JEDEC outline D-Pak (Similar to TO-252AA)
D-Pak (TO-252AA)
1 3
2
Anode Anode
BASE
Cathode