iru3039 International Rectifier Corp., iru3039 Datasheet - Page 18

• Manufacturer Part Number: iru3039
• Description: Ic Ctrlr Pwm Sync Switch 20-mlpq
• Manufacturer: International Rectifier Corp.

IRU3039(PbF)
TYPICAL OPERATING CHARACTERISTICS
Test Conditions:
V
18
IN
=20V, V
Ch1: V
Figure 22 - Output shorted at start up.
OUT
OUT
=3.3V, I
, Ch3: Vss, Ch4: Inductor Current
OUT
=0-8A, Fs=200KHz
90
88
86
84
82
80
78
76
74
72
70
0
1
Figure 24 - Efficiency Measurement.
2
3
V
IN
=20V, V
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4
Output Current (A)
5
OUT
=3.3V
6
7
Figure 23 - Load Transient Response
Ch1: V
8
OUT
0A
9
, Ch3: Output Current
10
11
8A