Jun. 16. 2008 / Rev. 0.1

5/6

* This specifications are subject to be changed without notice

http://www.ad-tech.co.kr

ADT7221

Typical Performance Characteristics

VIN vs. Efficiency (Io=300mA)

70

75

80

85

90

6

8

10

12

14

16

VIN (V)

Io vs. Efficiency (VIN=12V)

72

74

76

78

80

0

100

200

300

400

Io (mA)

Temp vs. Vout (VIN=12V / Io=300mA)

4.8

4.9

5.0

5.1

5.2

0

20

40

60

80

100

Temp (℃)

Temp vs. Frequency (VIN=12V / Io=300mA)

500

510

520

530

540

550

0

204060

80

100

Temp (℃)