ADM660 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
ADM660 Datasheet PDF : 11 Pages
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Typical Performance Characteristics–ADM660/ADM8660
3.0
2.5
VOLTAGE DOUBLER
LV = OUT
2.0
1.5
1.0
LV = GND
0.5
LV = OPEN
0
1.5
3.5 7
5.5
.5
SUPPLY VOLTAGE – Volts
TPC 1. Power Supply Current vs. Voltage
100
IL = 10mA
90
80
IL = 1mA
70
60
IL = 50mA
50
IL = 80mA
40
30
1k
10k
100k
1M
CHARGE-PUMP FREQUENCY – Hz
TPC 4. Efficiency vs. Charge-Pump Frequency
–3.0
100
EFFICIENCY
–3.4
80
–3.8
60
–4.2
40
VOUT
–4.6
20
–5.0
0
20
40
0
60
80
100
LOAD CURRENT – mA
TPC 2. Output Voltage and Efficiency vs. Load Current
1.6
1.2
0.8
V+ = +1.5V
0.4
V+ = +3.5V
V+ = +2.5V
V+ = +4.5V
V+ = +5.5V
0
0
20
40
60
80
100
LOAD CURRENT – mA
TPC 3. Output Voltage Drop vs. Load Current
3.5
3.0
2.5
2.0
LV = GND
VOLTAGE DOUBLER
1.5
1.0
0.5
0
1
LV = GND
VOLTAGE INVERTER
10
100
CHARGE-PUMP FREQUENCY – kHz
1000
TPC 5. Power Supply Current vs. Charge-Pump
Frequency
120
V+ = +6.5V
100
V+ = +5.5V V+ = +4.5V
80
V+ = +3.5V
60
V+ = +1.5V
V+ = +2.5V
40
20
0
0
20
40
60
80
100
LOAD CURRENT – mA
TPC 6. Power Efficiency vs. Load Current
REV. C
–5–
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