AL5801

Document number: DS35555 Rev. 3 - 2

4 of 11

www.diodes.com

July 2012

© Diodes Incorporated

AL5801

Characteristic (Note 10)

Symbol

Min

Typ

Max

Unit

Test Condition

Input Voltage

0.4

-

-

V

-

-

1.5

V

Output Voltage

-

0.05

0.3

V

Output Current

-

-

0.5

μA

DC Current Gain

80

-

-

-

Input Resistance

3.2

4.7

6.2

k

Ω

-

Resistance Ratio

8

10

12

-

-

Notes:

10. Short duration pulse test used to minimize self-heating effect.

Thermal Characteristics

0.2

0.4

0.6

0.8

1.2

0

25

50

75

100

125

150

TEMPERATURE (°C)

Figure 2 Derating Curve

1.0

0

50mm x 50mm

(2oz. FR4)

25mm x 25mm

(2oz. FR4)

15mm x 15mm

(2oz. FR4)

0.2

0.4

0.6

0.8

1.2

0

500

1,000

1,500

2,000

2,500

COPPER AREA (mm )

Figure 3 Area vs. Max Power

2

T = 25°C

2oz. FR4

A

1.0

0

100

120

140

160

180

0.0001

0.001

0.01

0.1

1

10

100

1,000

PULSE WIDTH (s)

Figure 4 Transient Thermal Impedance

T = 25°C

25mm x 25mm

1oz. FR4

A

80

60

40

20

0

D = 0.05

D = 0.1

Single Pulse

D = 0.2

D = 0.5