AS2214

Primary Side PWM Controller

ASTEC Semiconductor

90

Electrical Characteristics are guaranteed over full junction temperature range (0 to 105

° C). Ambient temperature must be derated

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

Under Voltage Lockout

Startup Threshold

12.5

14.0

15.8

V

Minimum Operating Voltage

7.3

8.0

8.5

V

after Trun-on

Startup Current

2

10

µA

Startup Current

µA

225

300

µA

Operating Supply Current

12

20

mA

Maximum Operating Supply

18

V

Voltage

Output Impedance to GND in

22.0

k

Ω

UVLO State

Output

Output Low Level

0.1

0.4

V

Output Low Level

1.5

2.2

V

Output High Level

13

13.5

V

Output High Level

12

13

V

Rise Time

50

150

ns

Fall Time

50

150

ns

Maximum Duty Cycle

94

97

100

%

Minimum Duty Cycle

0

%

ASTEC reserves the right to make changes without further notice to any products described herein to improve reliability, function, or

design. ASTEC does not assume any liability arising out of the application or use of any product or circuit described herein; neither does

it convey any license under its patent rights or the rights of others. ASTEC products are not authorized for use as components in life

support devices or systems intended for surgical implant into the body or intended to support or sustain life. Buyer agrees to notify

ASTEC of any such intended end use whereupon ASTEC will determine availability and suitability of its products for the intended use.

ASTEC and the ASTEC logo are trademarks of ASTEC (BSR) PLC.

ASTEC SEMICONDUCTOR