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ADP5072ACBZ-R7 Folha de dados(PDF) 7 Page - Analog Devices

Nome de Peças ADP5072ACBZ-R7
Descrição Electrónicos  1 A/0.6 A DC to DC Switching Regulator Independent Positive and Negative Outputs
PDF  24 Pages
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

ADP5072ACBZ-R7 Folha de dados(HTML) 7 Page - Analog Devices

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Data Sheet
ADP5072
Rev. 0 | Page 7 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
700
0
0
40
VPOS (V)
100
200
300
400
500
600
5
10
15
20
25
30
35
VIN = 3.3V, L = 6.8µH
VIN = 3.3V, L = 4.7µH
VIN = 5.0V, L = 10.0µH
VIN = 5.0V, L = 6.8µH
Figure 3. Maximum Output Current (IOUT) vs. VPOS for Boost Regulator,
fSW = 1.2 MHz, TA = 25°C, Based on Target of 70% ILIM (BOOST)
700
0
0
40
VPOS (V)
100
200
300
400
500
600
5
10
15
20
25
30
35
VIN = 3.3V, L = 6.8µH
VIN = 3.3V, L = 3.3µH
VIN = 5.0V, L = 10.0µH
VIN = 5.0V, L = 3.3µH
Figure 4. Maximum Output Current (IOUT) vs. VPOS for Boost Regulator,
fSW = 2.4 MHz, TA = 25°C, Based on Target of 70% ILIM (BOOST)
0.001
1.0
LOAD CURRENT (A)
100
0
10
20
30
40
50
60
70
80
90
0.01
0.1
VIN = 3.3V, fSW = 1.2MHz
VIN = 3.3V, fSW = 2.4MHz
Figure 5. Efficiency vs. Load Current for Boost Regulator, VIN = 3.3 V,
VPOS = 5 V, TA = 25°C
350
0
–35
–30
–25
–20
–15
–10
–5
0
VNEG (V)
VIN = 3.3V, L = 10.0µH
VIN = 3.3V, L = 6.8µH
VIN = 5.0V, L = 10.0µH
VIN = 5.0V, L = 15.0µH
50
100
150
200
250
300
Figure 6. Maximum Output Current (IOUT) vs. VNEG for Inverting Regulator,
fSW = 1.2 MHz, TA = 25°C, Based on Target of 70% ILIM (INVERTER)
350
0
–35
–30
–25
–20
–15
–10
–5
0
VNEG (V)
VIN = 3.3V, L = 10.0µH
VIN = 3.3V, L = 6.8µH
VIN = 5.0V, L = 10.0µH
VIN = 5.0V, L = 15.0µH
50
100
150
200
250
300
Figure 7. Maximum Output Current (IOUT) vs. VNEG for Inverting Regulator,
fSW = 2.4 MHz, TA = 25°C, Based on Target of 70% ILIM (INVERTER)
0.001
1.0
LOAD CURRENT (A)
0.01
0.1
90
0
10
20
30
40
50
60
70
80
VIN = 3.3V, fSW = 1.2MHz
VIN = 3.3V, fSW = 2.4MHz
Figure 8. Efficiency vs. Load Current for Inverting Regulator, VIN = 3.3 V,
VNEG = −5 V, TA = 25°C



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