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IRDC3137
P1-P3
P4-P6
P7-P8
IRDC3137
7
Rev. 1.0
06/30/03
www.irf.com
Figure 7 - Normal condition at 15A.
Ch1: Output Voltage Ripple (20mV/div)
Ch2: HDrv
Ch3: LDrv
Ch4: Inductor Current (5A/div)
Figure 5 - Normal condition at N/L.
Ch1: Output Voltage Ripple (20mV/div)
Ch2: HDrv
Ch3: LDrv
Ch4: Inductor Current (2A/div)
Figure 6 - Transient load response at I
OUT
=0A - 15A.
Ch1: V
OUT
Ch4: I
OUT
(5A/div)
Figure 4 - Transient load response at I
OUT
=0A - 8A.
Ch1: V
OUT
Ch4: I
OUT
(5A/div)
TYPICAL OPERATING CHARACTERISTICS
8
Rev. 1.0
06/30/03
IRDC3137
www.irf.com
IR WORLD HEADQUARTERS:
233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7903
Visit us at www.irf.com for sales contact information
Data and specifications subject to change without notice. 02/01
Figure 9 - Start-Up.
Ch2: V
SS
(Soft-Start Voltage)
Ch3: V
OUT
Ch4: I
OUT
(5A/div)
Figure 8 - Shutdown by pulling down
the soft-start pin.
Ch1: V
OUT
Ch2: HDrv
Ch3: LDrv
Ch4: I
OUT
(10A/div)
TYPICAL OPERATING CHARACTERISTICS
Figure 10 - Application circuit efficiency
at ambient temperature.
5V to 2.5V
0
20
40
60
80
100
120
0
2
4
6
8
10
12
14
16
18
Output Current (A)
Efficiency (%)
P1-P3
P4-P6
P7-P8
IRDC3137
Mfr. #:
Buy IRDC3137
Manufacturer:
Infineon Technologies
Description:
KIT REFERENCE DESIGN W/IRU3137
Lifecycle:
New from this manufacturer.
Delivery:
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