MBRF1545CT datasheet(2/4 Pages) ONSEMI

2 / 4 page

MBRF1545CT

http://onsemi.com

MAXIMUM RATINGS, PER LEG

Rating

Symbol

Value

Unit

Peak Repetitive Reverse Voltage

Working Peak Reverse Voltage

DC Blocking Voltage

VRRM

VRWM

Volts

Average Rectified Forward Current

(Rated VR), TC = 105°C

Total Device

IF(AV)

7.5

Amps

Peak Repetitive Forward Current, TC = 105°C (Rated VR, Square Wave, 20 kHz) Per Diode

IFRM

Amps

Non−repetitive Peak Surge Current

(Surge applied at rated load conditions halfwave, single phase, 60 Hz)

IFSM

150

Amps

Peak Repetitive Reverse Surge Current (2.0 μs, 1.0 kHz)

IRRM

1.0

Amp

Operating Junction and Storage Temperature

TJ, Tstg

− 65 to +150

°C

Voltage Rate of Change (Rated VR)

dv/dt

10000

V/μs

RMS Isolation Voltage (t = 1 second, R.H. ≤ 30%, TA = 25°C)(2)

Per Figure 3

Per Figure 4(1)

Per Figure 5

Viso1

Viso2

Viso3

4500

3500

1500

Volts

THERMAL CHARACTERISTICS, PER LEG

Maximum Thermal Resistance, Junction to Case

RθJC

4.1

°C/W

Lead Temperature for Soldering Purposes: 1/8″ from Case for 5 seconds

260

°C

(1) UL Recognized mounting method is per Figure 4.

(2) Proper strike and creepage distance must be provided.

ELECTRICAL CHARACTERISTICS, PER LEG

Characteristic

Symbol

Max

Unit

Maximum Instantaneous Forward Voltage (3)

(iF = 15 Amp, TC = 25°C)

(iF = 15 Amp, TC = 125°C)

(iF = 7.5 Amp, TC = 125°C)

0.84

0.72

0.57

Volts

Maximum Instantaneous Reverse Current (3)

(Rated DC Voltage, TC = 25°C)

(Rated DC Voltage, TC = 125°C)

0.1

(3) Pulse Test: Pulse Width = 300 μs, Duty Cycle ≤ 2.0%

0.7

Figure 1. Typical Forward Voltage

Figure 2. Typical Reverse Current

VR, REVERSE VOLTAGE (VOLTS)

iF, INSTANTANEOUS FORWARD VOLTAGE (VOLTS)

7.0

5.0

3.0

2.0

1.0

0.5

1.2

1.0

0.8

0.6

0.001

0.4

0.2

0.01

0.1

1.0

100

25°C

TJ = 125°C

TJ = 150°C

75°C

25°C

75°C

1005C

1255C

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