参数资料
型号: ISL2109012EV1Z
厂商: Intersil
文件页数: 7/20页
文件大小: 0K
描述: BOARD EVAL 1.25V VREF ISL21090
标准包装: 1
主要目的: 电源管理,电压基准
嵌入式:
已用 IC / 零件: ISL21090
主要属性: 1.25V 输出
次要属性: 3.7 V ~ 5.5 V 电源
已供物品:
ISL21090
Typical Performance Curves (ISL21090-1.25V) (Continued)
40
32
24
30
20
100nF
16
+125°C
+25°C
10
1μF
8
0
-8
0
-10
-16
-40°C
-20
-24
-25
-20
-15 -10
-5
0
-30
0
200
400
600
800
1000
1200
6
5
SOURCING I LOAD (mA)
FIGURE 9. LOAD REGULATION, THREE TEMPERATURE
6
5
TIME (μs)
FIGURE 10. LOAD TRANSIENT ( Δ I LOAD = ±1mA)
4
3
2
1
0
V IN
C L = 0.1μF
4
3
2
1
0
V IN
C L = 1μF
-1
0
50
100 150 200 250 300 350 400 450 500 550
-1
0
50
100 150 200 250 300 350 400 450 500 550
TIME (μs)
FIGURE 11. TURN ON TIME WITH 0.1μF
TIME (μs)
FIGURE 12. TURN ON TIME WITH 1μF
100
10
C L = 10nF
C L = 1nF
0
-20
100nF
1
-40
0.1
-60
1μF
0.01
0.001
C L = 1μF
C L = 10μF
-80
-100
0.0001
10
C L = 100nF
100
1k
10k
100k
1M
10M
-120
10
100
1k 10k 100k
1M
10M
FREQUENCY (Hz)
FIGURE 13. Z OUT vs FREQUENCY ( COMP = 0.01μF)
7
FREQUENCY (Hz)
FIGURE 14. PSRR AT DIFFERENT CAPACITIVE LOADS
FN6993.5
February 27, 2013
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