AP5100_1011 Datasheet, PDF (5/10 Pages) Diodes Incorporated – 1.2A Step-Down Converter with 1.4MHz Switching Frequency

AP5100
1.2A Step-Down Converter with 1.4MHz Switching
Frequency
Typical Performance Characteristics
V_IN = 12V, V_OUT = 3.3V, L = 3.3uH, C1 = 10uF, C2 = 22uF, T_A = +25^°C, unless otherwise noted.
Steady State Test
(I_OUT=0.5A)
Load Transient Test
(I_OUT=0.2A to 0.8A. Step at 0.8A/us)
Time- 1us/div
Start-up Through Enable
(No Load)
Time- 100us/div
Start-up through Enable
(I_OUT=1A, resistive load)
Time- 50us/div
Shutdown Through Enable
(No Load)
Time- 50us/div
Shutdown Through Enable
(I_OUT=1A, resistive load)
Time- 50us/div
Time- 50us/div
AP5100
Document number: DS32130 Rev. 2 - 2
5 of 10
www.diodes.com
November 2010
© Diodes Incorporated