参数资料
型号: ISL8036IRZ-T
厂商: Intersil
文件页数: 15/26页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 3A 24QFN
标准包装: 6,000
类型: 降压(降压)
输出类型: 可调式
输出数: 1 或 2
输出电压: 0.8 V ~ 6 V
输入电压: 2.85 V ~ 6 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 3A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-VFQFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 24-QFN(4x4)
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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