参数资料
型号: ISL8560IRZ-T
厂商: Intersil
文件页数: 9/17页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 2A 20QFN
标准包装: 4,000
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1.21 V ~ 55 V
输入电压: 9 V ~ 60 V
PWM 型: 电压模式
频率 - 开关: 100kHz ~ 600kHz
电流 - 输出: 2A
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: 20-VQFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 20-QFN(6x6)
ISL8560
Typical Performance Curves (Continued)
3.4
3.4
5.10
5.05
3.3
3.3
2A LOAD
NO LOAD
5.00
4.95
I OUT = 1A
I OUT = 0A
1A LOAD
3.3
4.90
3.2
4.85
I OUT = 2A
3.2
5
15
25
35
45
55
65
75
4.80
5
15
25
35
45
55
65
75
INPUT VOLTAGE (V)
FIGURE 16. OUTPUT VOLTAGE REGULATION vs V IN
(PWM MODE)
12.3
12.2
INPUT VOLTAGE (V)
FIGURE 17. OUTPUT VOLTAGE REGULATION vs V IN
(V OUT = 5V - 500kHz)
24.75
24.50
I OUT = 1A
I OUT = 0A
12.1
12.0
I OUT = 1A
I OUT = 0A
24.25
24.00
I OUT = 2A
11.9
11.8
I OUT = 2A
23.75
23.50
11.7
5
15
25
35
45
55
65
75
23.25
5
15
25
35
45
55
65
75
INPUT VOLTAGE (V)
FIGURE 18. OUTPUT VOLTAGE REGULATION vs V IN
(V OUT = 12V - 500kHz)
INPUT VOLTAGE (V)
FIGURE 19. OUTPUT VOLTAGE REGULATION vs V IN
(V OUT = 24V - 500kHz)
LX = 10V/DIV
900
800
700
600
500
400
300
200
100
I OUT = 0A
V OUT RIPPLE = 50mV/DIV
RTCT = 2V/DIV
IL = 0.2A/DIV
0
5
15
25
35
45
55
65
75
V IN (V)
FIGURE 20. POWER DISSIPATION vs V IN AT NO LOAD
(V OUT = 5V - 5000kHz)
9
FIGURE 21. STEADY STATE OPERATION AT NO LOAD
FN9244.7
September 19, 2008
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