A6259H 데이터 시트보기 (PDF) - Allegro MicroSystems

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A6259H

Universal-Input 13W 100kHz Flyback Switching Regulators

Allegro MicroSystems 

STR-A6259H

Universal Input 13 W 100 kHz

Flyback Switching Regulators

SwRitecghuilnagtors

ABSOLUTE MAXIMUM RATINGS at TA = 25°C

Characteristic

Drain Current1

Symbol

IDpeak

Maximum Switching Current

IDMAX

Single Pulse Avalanche Energy2

S/OCP Terminal Voltage

Controller (MIC) Input Voltage

FB/CC/OLP Terminal Voltage

FM Terminal Voltage

MOSFET Power Dissipation3,4

Controller (MIC) Power Dissipation5

Operating Internal Frame Temperature6

Operating Ambient Temperature

Storage Temperature

Channel Junction Temperature

1Refer to figure 1

2Refer to figure 3

3Refer to figure 5

4Mounted on 15 x 15 mm printed circuit board

5Refer to figure 6

6Measured at the root of terminal 3

EAS

VOCP

Vcc

VFB

VFM

PD1

PD2

TF

Top

Tstg

TJ

Terminal

8-1

8-1

8-1

1-3

5-3

4-3

2-3

8-1

5-3

Note

Single Pulse

VS/OCP = 0.83 V with reference to GND,

TA = –20 to 125°C

Single Pulse

VDD = 99 V, L = 20 mH, IL = 1.8 A

For Vcc×Icc

Refer to TOP

Max.

Unit

1.8

A

1.8

A

24

mJ

24

mJ

–0.3 to 6

V

36

V

–0.3 to 11

V

–0.3 to 6

V

1.35

W

0.15

W

–20 to 125

°C

–20 to 125

°C

–40 to 125

°C

150

°C

Figure 1 – MOSFET Safe Operating Area

Derating Curve

100

80

60

40

20

0

0

25

50

75 100 125 150

Temperature, TF (°C)

Figure 2 – MOSFET Safe Operating Area

Drain Current versus Voltage

10.00

1.00

0.10

Cudrureentot liRmDitS(on)

0.01

1

Refer to figure 1 for MOSFET SOA

temperature derating coefficient

10

100

Drain-to-Source Voltage, VDS (V)

1000

3

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036

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