FAN5098 Datasheet, PDF (8/17 Pages) Fairchild Semiconductor – Two Phase Interleaved Synchronous Buck Converter for AMD Hammer™

FAN5098
Typical Operating Characteristics (Continued)
PRODUCT SPECIFICATION
CH1: Vout
CH2: Vin
START-UP, 40A LOAD
POWER-DOWN, 40A LOAD
CH1: Vout
CH2: Vin
LOAD TRANSIENT, 0-40A
CH1: Iout (20A/div)
CH2: Vout (cursors placed at ±50mV limits)
LOAD TRANSIENT, 12-52A
CH1: Iout (20A/div)
CH2: Vout (cursors placed at ±50mV limits)
CLOSED LOOP RESPONSE
30
25
Phase Margin
20
Gain
15
10
5
0
-5
-10
100
1000
10000
FREQUENCY (HZ)
180
135
90
45
0
100000
1.501
1.500
VOUT TEMPERATURE VARIATION
1.499
1.498
1.497
1.496
1.495
1.494
0
25
70
100
TEMPERATURE (°C)
8
REV. 1.0.7 2/18/03