RT9245 View Datasheet(PDF) - Richtek Technology
Part Name
Description
View to exact match
RT9245 Datasheet PDF : 22 Pages
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RT9245
Figure 31. Layout of power stage
Test Conditions :
VIN : 12V
VOUT : 1.300V
FSW : 200kHz
IOUT : 80A
Phase Number : 4 Phases
U-MOSFET : IR3707 x 1 (9.5mΩ x 9.6nC)
L-MOSFET : IR8113 x 2 (6.0mΩ x 22nC)
L : 1.5uH
DCR : 1m
CIN : 1000uF x 8
COUT : 1000uF x 8
Snubber : 2R2+3.3nF
Air Speed : Using MAGIC MGA8012HS FAN with 5VDC drive.
P1
Driver
55°C
P1
M1
58°C
P1
M2
58°C
P1
M3
56°C
P2
Driver
56°C
P3
Driver
55°C
P3
M7
64°C
P3
M8
64°C
P3
M9
65°C
P4
Driver
59°C
Note: VIN= 10.835V; IIN = 10.6A; VOUT = 1.2127V; IOUT = 80A; η =84.47%
P2
M4
60°C
P4
M10
69°C
DS9245-06 March 2007
P2
M5
60°C
P4
M11
66°C
P2
M6
60°C
P4
M12
61°C
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