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MMBD4148

Surface Mount Switching Diode

Voltage Range

75 Volts

350m Watts Power Dissipation

Features

a

Fast switching speed

a

Surface mount package ideally suited for

automatic insertion

a

For general purpose switching applications

a

High conductance

Mechanical Data

a

Case: SOT-23, Molded plastic

a

Terminals: Solderable per MIIL-STD-202,

Method 208

a

Polarity: See diagram

a

Marking: KA6, KA2, K5D

SOT-23

Dimensions in inches and (millimeters)

Maximum Ratings and Electrical Characteristics

Rating at 25

+ambient temperature unless otherwise specified.

Maximum Ratings

Type Number

Symbol

Value

Units

Non-Repetitive Peak Reverse Voltage

VRM

100

V

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

VR

75

V

RMS Reverse Voltage

VR(RMS)

53

V

Forward Continuous Current

IFM

300

mA

Average Rectifier Output Current

Io

200

mA

Non-Repetitive Peak Forward Surge Current

@ t=1.0uS

@ t=1.0S

IFSM

2.0

1.0

A

Power Dissipation (Note 1)

Pd

350

mW

Thermal Resistance Junction to Ambient Air

R

JA

357

Operating and Storage Temperature Range

-65 to + 150

Electrical Characteristics

Type Number

Symbol

Min

Max

Units

Reverse Breakdown Voltage (Note 3) IR=100uA

V(BR)

75

V

Forward Voltage

IF=1.0mA

IF= 10mA

IF = 50mA

IF=150mA

VF

-

0.715

0.855

1.0

1.25

V

Peak Reverse Current (Note 3)

VR=75V

VR=75V, Tj=150

+

VR=25V, TJ=150

+

VR=20V

IR

-

1.0

50

30

25

uA

nA

Junction Capacitance (Note 3) VR=0, f=1.0MHz

Cj

-

2.0

pF

Reverse Recovery Time (Note 2)

trr

-

4.0

nS

Notes: 1. Device Mounted on Glass Epoxy PCB 1.6”x1.6”x0.06”, Mounting pad for the Cathode

Lead Min. 0.93 inches.

2. Reverse Recovery Test Conditions: IF=IR=10mA, Irr=0.1 x IR, RL=100

3. Short Duration Test Pulse used to Minimize Self-Heating Effect.

0.020(0.51)

0.015(0.37)

0.055(1.40)

0.047(1.19)

0.098(2.50)

0.083(2.10)

0.024(0.61)

0.018(0.45)

0.007(0.178)

0.003(0.076)

0.024(0.61)

0.018(0.45)

0.080(2.05)

0.070(1.78)

0.041(1.05)

0.047(0.89)

0.120(3.05)

0.104(2.65)

0.006(0.15)

0.001(0.013)

0.043(1.10)

0.035(0.89)