IR3502BMPBF International Rectifier, IR3502BMPBF Datasheet - Page 33

• Manufacturer Part Number: IR3502BMPBF
• Description: The IR3502B control IC combined with an XPHASE3 Phase IC provides a full featured and flexible way to implement a complete VR11.0 and VR11.1 power solution.
• Manufacturer: International Rectifier

Specifications of IR3502BMPBF

• Package: 32-Lead MLPQ
• Circuit: X-Phase Control IC
• Switch Freq (khz): 250kHz to 1.5MHz
• Pbf: PbF Option Available

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55
50
45
40
35
30
25
20
15
10
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
5
200
0.0
0.000
300
400
0.020
500
600
0.040
Figure 18: Frequency variation with ROSC.
Figure 19: ISETPT with ROSC.
700
IR3502 Frequency vs. ROSC Resistor
800
0.060
Frequency (KHz)
1/RROSC (1/KOhm)
I(VSETPT) vs. 1/RROSC
900
1000
0.080
1100
1200
0.100
1300
1400
0.120
1500
1600
0.140
IR3502B
RROSC
Nominal Spec
I(VSETPT)
Min V(ISETPT)
Nom V(ISETPT)
Max V(ISETPT)
V3.2