US1A Ver la hoja de datos (PDF) - Leshan Radio Company,Ltd

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US1A

Surface Mount Glass Passivated High Efficiency Rectifiers

Leshan Radio Company,Ltd 

US1A thru US1M

Surface Mount Glass Passivated High Efficiency Rectifiers

Reverse Voltage 50 to 1000V Forward Current 1.0A

FEATURES

* Plastic package has Underwriters Laboratories

Flammability Classification 94V-0

* Ideally suited for use in very high frequency switching

* power supplies, inverters and as free wheeling diodes

* Ultrafast recovery time for high efficiency

* Excellent high temperature switching

* Soft recovery characteristics

* Cavity-free glass passivated junction

* High temperature soldering guaranteed:

* 260°C/10 seconds, 0.375" (9.5mm) lead length,

5 lbs. (2.3kg) tension

Mechanical Data

Case: JEDEC DO-214AC, molded plastic over glass body

Terminals: Plated axial leads, solderable per

MIL-STD-750, Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.0023 oz., 0.065 g

Handling precautin:None

1.Electrical Characteristic

We declare that the material of product compliance

with ROHS requirements

Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.

Parameter Symbol

symbol US1A US1B US1D US1G US1J US1K US1M Unit

Marking

HF1 HF2 HF3 HF5 HF6 HF7 HF8

Maximum repetitive peak reverse voltage

VRRM

50 100 200 400 600 800 1000 V

Maximum RSM voltage

VRSM

35

70 140 280 420 560 700

V

Maximum DC blocking voltage

VDC

50 100 200 400 600 800 1000 V

Maximum average forward rectified current

0.375" (9.5mm) lead length at TA = 75°C

IF(AV)

1.0

A

Peak forward surge current 8.3ms single half sine-

wave superimposed on rated load (JEDEC Method)

IFSM

30

A

Maximum full load reverse current, full cycle

average,0.375"(9.5mm) lead lengths at TA = 55°C

IR(AV)

100

µA

Typical thermal resistance (Note 2)

Operating junction and storage temperature range

RθJA

TJ, TSTG

50

–50 to +150

°C/W

°C

Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.

Parameter Symbol

symbol US1A US1B US1D US1G US1J US1K US1M Unit

Maximum instantaneous forward voltage at 1.0A

VF

1.00

1.30

1.70

V

Maximum DC reverse current TA = 25°C

at rated DC blocking voltage TA = 100°C

IR

5.0

100

µA

Typical reverse recovery time (Note 1)

trr

Typical junction capacitance at 4.0V, 1MHz

CJ

50

75

ns

17

PF

NOTES:

1. IF = 0.5A, IR = 1.0A, IRR = 0.25A

2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted

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