US1AF THRU US1MF

SURFACE MOUNT ULTRAFAST RECOVERY RECTIFIER

REVERSE VOLTAGE:

50 to 1000 VOLTS

FORWARD CURRENT:

1.0 AMPERE

FEATURES

SMAF

· Plastic package has Underwriters Laboratory

Flammability Classification 94V-O

· For surface mounted applications

· Low profile package

· Easy pick and place

· Built-in strain relief

· Ultrafast recovery times for high efficiency

· High temperature soldering : 250°C /10 seconds at terminals

MECHANICAL DATA

Case: Molded plastic, SMAF

Terminals: Solder plated, solderable per MIL-STD-750,

method 2026 guaranteed

Polarity: Color band denotes cathode end

Packaging: 12mm tape per EIA STD RS-481

Maximum Ratings and Electrical Characteristics

For capacitive load, derate current by 20%.

Symbols

US1AF

US1BF

US1DF

US1GF

US1JF

US1KF

US1MF

Units

Maximum Recurrent Peak Reverse Voltage

50

100

200

400

600

800

1000

Volts

Maximum RMS Voltage

35

70

140

280

420

560

700

Volts

Maximum DC Blocking Voltage

50

100

200

400

600

800

1000

Volts

Maximum Average Forward Rectified Current

Peak Forward Surge Current,

8.3ms single half-sine-wave

superimposed on rated load (JEDEC method)

Maximum Forward Voltage at 1.0A

1.3

Volts

Maximum Reverse Current

at Rated DC Blocking Voltage

Typical Junction Capacitance (Note 1)

pF

℃

/W

Maximum Reverse Recovery Time (Note 3)

nS

Operating Junction Temperature Range

℃

Storage Temperature Range

Tstg

℃

NOTES:

2- Thermal resistance from junction to ambient mounted on P.C.B. with 5.0 x 5.0mm copper pad areas

Amp

Amp

μAmp

100

1.7

1.0

-55 to +150

80

17

75

Typical Thermal Resistance (Note 2)

-55 to +150

50

Dimensions in inches and (millimeters)

1.0

30

5.0

See Fig.1