Fairchild Semiconductor SB120, SB1100, SB140, SB130, SB160 Datasheet

SB120 - SB1 100

Features

• 1.0 ampere operation at T

with no thermal runaway.

• For use in low voltage, high

frequency inverters free
wheeling, and polarity
protection applications.

1.0 Ampere Schottky Barrier Rectifiers

= 75°C

A

COLOR BAND DENOTES CATHODE

DO-41

Discrete POWER & Signal

Technologies

1.0 min (25.4)

Dimens i o ns in

inches (mm)

0.205 (5.21)

0.160 (4.06)

0.107 (2.72)

0.080 (2.03)

0.034 (0.86)

0.028 (0.71)

SB120-SB1100

Absolute Maximum Ratings* T

= 25°C unless otherwise noted

A

Symbol Parameter Value Units

I

O

i

f(surge)

P

D

R

θ

JA

T

stg

T

J

Average Rectified Current

.375 " lead length @ T

= 75°C

L

Peak Forward Surge Current

8.3 ms single half-sine-wave
Superimposed on rated load (JEDEC method)

Total Device Dissipation

Derate above 25°C

Thermal Resistance, Junction to Ambient 80
Storage Temperature Range -65 to +125
Operating Junction Temperature -65 to +125

1.0 A

30 A

1.25

12.5

mW/°C

°

C/W

W

°

C

°

C

*These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.

Electrical Characteristics T

= 25°C unless otherwise noted

A

Parameter Device Units

120 130 140 150 160 180 1100

Peak Repetitive Reverse Voltage 20 30 40 50 60 80 100 V
Maximum RMS Voltage 14 21 28 35 42 56 80 V
DC Reverse Voltage (Rated VR)
Maximum Reverse Current

@ rated V

R

TA = 25°C
T

= 100°C

A

Maximum Forward Voltage @ 1.0 A 500 700 850 mV
Maximum Full Load Reverse Current,

Full Cycle T

= 75°C

A

Typical Junction Capacitance

V

= 4.0 V, f = 1.0 MHz

R

20 30 40 50 60 80 100 V

0.5
10

mA
mA

30 mA

110 pF

1998 Fairchild Semiconductor Corporation

T ypical Characteristics

SB120-SB1100

Schottky Barrier Rectifiers

(continued)

Forward Current Derating Curve

1

0.75

SINGLE PHASE

HAL F WAVE

FORWARD CURRENT (A)

0.5

0.25

0

60Hz

RESISTIVE OR

INDUCTIVE LOAD

.375" 9.5m m

LEAD LENGTHS

0 20406080100120140

LEAD TEMPERATURE ( C)

º

Non-Repetitive Surge Current

30

24

18

12

6

FORWARD SURGE CURRENT (A)

0

1246810204060100

NUMBER OF CYCLES AT 60Hz

Forward Charact eristics

20
10

1

FORWARD CURR ENT (A)

0.1

SB120

SB1100

SB150-SB160

º

T = 25 C

J

Pulse Width = 300µS
1% Duty Cycle

0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2

FORWARD VOLTAGE (V)

Junction Capacitance

400

200

100

80
60

40

CAPACITAN CE (p F)

20

10

0.1 0. 5 1 5 10 40 60 100

REVERSE VOLTAGE (V)

T = 25 C

J

º