SD34

Surface Mount High Current Density

Schottky Rectifiers 3.0 Amp 40V

Publication Order Number: [SD34]

Maximum Ratings (Tc=25°C unless otherwise noted)

Parameter

Symbol

SD34

Unit

Peak forward surge current

8.3ms single half sine-wave superimposed

on rated load (JEDEC Method)

IFSM

50

A

1pulse/4S t=500us exponent wave

180

Note:

(1) Mounted on 30 mm x 30 mm Al P.C.B. with 50 mm x 25 mm x 100 mm fin heat sink

(2) Free air, mounted on recommended copper pad area

Electrical characteristics (Tc=25°C unless otherwise noted)

Parameter

Symbol

Value

Unit

Typical

Max

Instantaneous forward voltage at IF=1A, Tj=25°C

at IF=3A, Tj=25°C

VF

0.38

0.53

0.6

V

Maximum reverse current per leg

Tj=25°C

IR

200

u

’A

at working peak reverse voltage

Tj=100°C

10

m

’A

Junction Capacitance

CJ

120

pF

Thermal characteristics (Tc=25°C unless otherwise noted)

Parameter

Symbol

Value

Unit

Typical thermal resistance

RθJA

42

°C/W

Notes:

(1) Pulse test: 300 μs pulse width, 1 % duty cycle

(2) Pulse test: Pulse width ≤ 40 ms