HFA3524 查看數據表（PDF） - Intersil
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HFA3524 Datasheet PDF : 15 Pages
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HFA3524
Typical HFA3524 Performance Curves
15
14
13
T = 85oC
12
11
T = 40oC
10
T = 25oC
9
8
7
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VCC (V)
FIGURE 3. ICC vs VCC
1500
1250
1000
750
T = 90oC
500
T = 70oC
250
0
-250
T = 25oC
-500
0
1
2
3
4
5
6
DO VOLTAGE (V)
FIGURE 4. IDO HIGH Z STATE vs DO VOLTAGE
6
4
VP = 2.7V
2
VP = 5.5V
0
-2
VP = 2.7V
VP = 5.5V
-4
-6
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
DO VOLTAGE (V)
FIGURE 5. CHARGE PUMP CURRENT vs DO VOLTAGE
ICP = HIGH
2.0
1.5
1.0
VP = 2.7V
0.5
VP = 5.5V
0
VP = 2.7V
-0.5
VP = 5.5V
-1.0
-1.5
-2.0
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
DO VOLTAGE (V)
FIGURE 6. CHARGE PUMP CURRENT vs DO VOLTAGE
ICP = LOW
25
SINK
20
SOURCE
15
VP = 3.0V
VP = 5.0V
10
5
0
0 0.25 0.5 0.75 1.0 1.25 1.5 1.75 2.0 2.25 2.5
VOLTAGE OFFSET (V)
NOTE: See charge pump current specification definitions.
FIGURE 7. CHARGE PUMP CURRENT VARIATION
7
20
15
10
5
0
-5
-10
-15
-20
-25
0
VP = 3.0V
VP = 5.0V
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
DO VOLTAGE (V)
FIGURE 8. SINK vs SOURCE MISMATCH vs DO VOLTAGE
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