参数资料
型号: ISL8036CRSHEVAL1Z
厂商: Intersil
文件页数: 15/26页
文件大小: 0K
描述: EVAL BOARD 1 FOR ISL8036CRSH
标准包装: 1
系列: *
ISL8036, ISL8036A
ISL8036A Typical Operating Performance for Dual PWM Operation
Unless otherwise noted, operating conditions are: V OUT1 = 1.8V; V OUT2 = 0.8V; I OUT1 = 0A to 3A; I OUT2 = 0A to 3A, L1 = L2 = 0.6μH,
F SW = 2.5MHz.
100
2.5V OUT
100
2.5V OUT
3.3V OUT
90
80
90
80
70
1.2V OUT
1.5V OUT
1.8V OUT
70
1.2V OUT
1.5V OUT
1.8V OUT
60
50
40
60
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.0
0.5
1.0 1.5 2.0
2.5
3.0
OUTPUT LOAD (A)
FIGURE 31. EFFICIENCY vs LOAD, 3.3V IN DUAL CHANNEL 1,
T A = +25°C
1.50
1.25
1.00
0.75
2.7V IN
0.50
OUTPUT LOAD (A)
FIGURE 32. EFFICIENCY vs LOAD, 5V IN DUAL CHANNEL 1,
T A = +25°C
1.810
1.805
1.800
1.795
1.790
0.25
3.3V IN
1.785
5V IN
3.3V IN
2.7V IN
5V IN
0.00
1.780
0
0.5
1.0
1.5
2.0
2.5
3.0
0
0.5
1.0
1.5
2.0
2.5
3.0
OUTPUT LOAD (A)
FIGURE 33. POWER DISSIPATION vs LOAD, 1.8V OUT DUAL CHANNEL 1,
T A = +25°C
OUTPUT LOAD (A)
FIGURE 34. V OUT REGULATION vs LOAD, 1.8V OUT DUAL CHANNEL 1,
T A = +25°C
1.810
LX1 2V/DIV
1.805
1.800
1.795
1.790
VOUT RIPPLE 20mV/DIV
1.785
3A LOAD
1.5A LOAD
0A LOAD
IL1 0.5A/DIV
1.780
2.5
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE (V)
FIGURE 35. V OUT REGULATION vs V IN , 1.8V OUT DUAL CHANNEL 1,
T A = +25°C
15
FIGURE 36. STEADY STATE OPERATION AT NO LOAD CHANNEL 1
FN6853.3
August 17, 2012
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