IRDC3863 International Rectifier, IRDC3863 Datasheet - Page 10
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IRDC3863
Manufacturer Part Number
IRDC3863
Description
Power Management IC Development Tools 9999V 999A POL IC
Manufacturer
International Rectifier
Type
DC/DC Converters, Regulators & Controllersr
Datasheet
1.IRDC3863.pdf
(15 pages)
Specifications of IRDC3863
Product
Evaluation Boards
Output Voltage
1.05 V
Factory Pack Quantity
1
TYPICAL PERFORMANCE
VIN = 12V, VCC = 5V, VOUT = 1.05V, Fs = 300kHz, IOUT = 6A, T
TYPICAL OPERATING WAVEFORMS
Tested with demoboard shown in Fig. 8, VIN = 12V, VCC = 5V, VOUT = 1.05V, Fs = 300kHz, T
unless otherwise specified
50mV/div
PHASE
VOUT
i
L
10V/div
Fig. 15: Load Transient 0-2A
2A/div
Fig. 17: Thermal Image (IR3863: 60
50µs/div
50mV/div
o
C, Inductor: 45
A
= 25
10V/div
Fig. 16: Load Transient 3-5A
o
C, no airflow
2A/div
o
C, PCB: 32
o
IRDC3863
A
C)
= 25
50µs/div
o
C, no airflow,
PHASE
VOUT
i
L
10