iru3048 International Rectifier Corp., iru3048 Datasheet - Page 15
iru3048
Manufacturer Part Number
iru3048
Description
Dual Synchronous Pwm Controller Circuitry And Ldo Controller
Manufacturer
International Rectifier Corp.
Datasheet
1.IRU3048.pdf
(18 pages)
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WAVEFORMS
Rev. 1.7
09/12/02
Figure 10 - Soft-start voltage Vs. output voltages.
Figure 8 - Output voltage ripple for 1.8V @ 4A.
V
Vss
V
V
OUT2
OUT1
OUT3
: 1.8V
: 3.3V
: 2.5V
IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
www.irf.com
Data and specifications subject to change without notice. 02/01
Figure 9 - Gate signals for 3.3V output.
Figure 11 - Gate signals for 1.8V output.
Ch1: Output current 2A/div.
Ch2: Gate signal for control FET 20V/div.
Ch3: Gate signal for sync FET 10V/div.
Ch1: Output current 2A/div.
Ch2: Gate signal for control FET 10V/div.
Ch3: Gate signal for sync FET 10V/div.
Visit us at www.irf.com for sales contact information
TAC Fax: (310) 252-7903
IRU3048
15