Low VF SMD Schottky Barrier Rectifiers

Reverse Voltage: 20 to 40 Volts

Forward Current: 3.0 Amp

RoHS Device

Page 1

REV: B

Features

-Ultra high-speed switching.

Mechanical data

CDBA320L-HF Thru. CDBA340L-HF

Maximum Ratings and Electrical Characteristics

QW-JL009

Comchip Technology CO., LTD.

Ratings at Ta=25°C unless otherwise noted.

Single phase, half wave, 60Hz, resistive or inductive loaded.

For capacitive load, derate current by 20% .

-Low Profile surface mount applications

in order to optimize board space.

-Low power loss, high efficiency.

-Hight current capability, low forward voltage drop.

-Hight surge capability.

-Guarding for overvoltage protection.

-Silicon epitaxial planar chip,metal silicon junction.

NOTES:

1. Thermal resistance from junction to ambient.

2.

.

Unit

mA

°C/W

V

V

V

A

pF

V

A

°C

°C

CDBA340L-HF

40

28

40

-50 to +100

-50 to +150

1.0

50

300

20

3.0

CDBA330L-HF

30

21

30

0.40

80

CDBA320L-HF

0.38

20

14

20

Symbol

Typical Diode Junction

(Note 2)

Capacitance

8.3ms single half sine-wave superimposed

Max. Forward Rectified Current (See Fig.1)

Max. Re

Peak Reverse Voltage

current

Typical Thermal Resistance (Note 1)

Max. Instantaneous Forward Voltage

on rated load (JEDEC method)

Operating Temperature Range

Max. Forward Surge Current,

Storage Temperature Range

Parameter

Max. DC Blocking Voltage

Max.

everse Current

R

Max. RMS Voltage

@

3.0A,

-Case: JEDEC DO-214AC / SMA, molded plastic.

-Polarity: Indicated by cathode band.

-Weight: 0.055 grams

-Terminals: Solder plated, Solderable per

-Epoxy: UL 94V-0 rate flame retardant.

-Mounting position: Any.

Halogen free

Dimensions in inches and (millimeter)

DO-214AC (SMA)

0.067 (1.70)

0.047 (1.20)

0.114 (2.90)

0.083 (2.10)

0.181 (4.60)

0.157 (4.00)

0.008(0.20)

0.004(0.10)

0.012 (0.30)

TYP.

0.209 (5.30)

0.185 (4.70)

0.061 (1.55)

0.030 (0.75)

0.098 (2.50)

0.067 (1.70)