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參數(shù)資料
| 型號： | ADM8828ART |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Switched-Capacitor Voltage Inverter with Shutdown |
| 中文描述： | SWITCHED CAPACITOR CONVERTER, 190 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | SOT-23, 6 PIN |
| 文件頁數(shù)： | 3/6頁 |
| 文件大小： | 67K |
| 代理商： | ADM8828ART |
ADM8828/ADM8829
–3–
REV. A
Typical Performance Characteristics–
SUPPLY VOLTAGE – V
0.8
0
1
5.5
1.5
S
2
2.5
3
3.5
4
4.5
5
0.7
0.4
0.3
0.2
0.1
0.6
0.5
Figure 2. Power Supply Current vs. Voltage
SUPPLY VOLTAGE – V
35
0
1.5
5.5
2
O
V
2.5
3
3.5
4
4.5
5
30
20
15
10
5
25
Figure 3. Output Source Resistance vs. Supply Voltage
CAPACITANCE –
m
F
20
18
0
0.47
3.3
1
O
2.2
8
6
4
2
12
10
16
14
OUTPUT CURRENT @ V
IN
= 4.75V
OUTPUT CURRENT @ V
IN
= 3.15V
OUTPUT CURRENT @ V
IN
= 1.9V
Figure 4. Output Current vs. Capacitance
CAPACITANCE –
m
F
60
50
0
3.3
1
O
2.2
40
30
20
10
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 4.75V
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 3.15V
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 1.9V
I
L
= 5mA
Figure 5. Output Voltage Ripple vs. Capacitance
CAPACITANCE –
m
F
350
300
0
3.3
1
O
2.2
200
150
100
50
250
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 1.9V, V
OUT
= –1.5V
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 4.75V, V
OUT
= –4.0V
OUTPUT VOLTAGE RIPPLE
@ V
IN
= 3.15V, V
OUT
= –2.5V
Figure 6. Output Voltage Ripple vs. Capacitance
OUTPUT CURRENT – mA
0
–50
45
5
O
10
15
20
25
30
35
40
–0.5
–2.5
–3.5
–4
–4.5
–1
–1.5
–3
–2
OUTPUT VOLTAGE @ V
IN
= 2.0V
OUTPUT VOLTAGE @ V
IN
= 3.3V
OUTPUT VOLTAGE @ V
IN
= 5.0V
Figure 7. Output Voltage vs. Output Current
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