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ADP1612ARMZ-R7 数据表(PDF) 17 Page - Analog Devices

部件名 ADP1612ARMZ-R7
功能描述  650 kHz /1.3 MHz Step-Up PWM DC-to-DC Switching Converters
PDF  28 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP1612ARMZ-R7 数据表(HTML) 17 Page - Analog Devices

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ADP1612/ADP1613
Rev. A | Page 17 of 28
ADP1612
6
3
7
8
5
2
1
4
VIN
EN
FREQ
SS
SW
FB
COMP
GND
ON
OFF
VOUT = 5V
VIN = 1.8V TO 4.2V
L1
4.7µH
CSS
33nF
COUT
10µF
CCOMP
1200pF
RCOMP
12k
Ω
R1
30k
Ω
R2
10k
Ω
CIN
10µF
L1: DO3316P-472ML
D1: MBRA340T3G
R1: RC0805FR-0730KL
R2: CRCW080510K0FKEA
RCOMP: RC0805JR-0712KL
CCOMP: ECJ-2VB1H122K
CIN: GRM21BR61C106KE15L
COUT: GRM32DR71E106KA12L
CSS: ECJ-2VB1H333K
D1
3A, 40V
Figure 41. ADP1612 Step-Up Regulator Configuration
VOUT = 5 V, fSW = 1.3 MHz
100
90
80
70
60
50
40
30
1
10
100
1k
10k
LOAD CURRENT (mA)
VOUT = 5V
fSW = 1.3MHz
TA = 25°C
VIN = 1.8V
VIN = 2.7V
VIN = 3.3V
VIN = 4.2V
ADP1612
Figure 42. ADP1612 Efficiency vs. Load Current
VOUT = 5 V, fSW = 1.3 MHz
VOUT = 5V
fSW = 1.3MHz
T
TIME (100µs/DIV)
OUTPUT VOLTAGE (50mV/DIV)
AC-COUPLED
LOAD CURRENT (50mA/DIV)
Figure 43. ADP1612 50 mA to 150 mA Load Transient (VIN = 3.3 V)
VOUT = 5 V, fSW = 1.3 MHz
ADP1612
6
3
7
8
5
2
1
4
VIN
EN
FREQ
SS
SW
FB
COMP
GND
ON
OFF
VOUT = 12V
VIN = 2.7V TO 5V
L1
10µH
CSS
33nF
COUT
10µF
CCOMP
1800pF
RCOMP
22k
Ω
R1
86.6k
Ω
R2
10k
Ω
D1
2A, 20V
CIN
10µF
L1: DO3316P-103ML
D1: DFLS220L-7
R1: ERJ-6ENF8662V
R2: CRCW080510K0FKEA
RCOMP: RC0805JR-0722KL
CCOMP: ECJ-2VB1H182K
CIN: GRM21BR61C106KE15L
COUT: GRM32DR71E106KA12L
CSS: ECJ-2VB1H333K
Figure 44. ADP1612 Step-Up Regulator Configuration
VOUT = 12 V, fSW = 650 kHz
100
90
80
70
60
50
40
1
10
100
1k
LOAD CURRENT (mA)
VOUT = 12V
fSW = 650kHz
TA = 25°C
ADP1612
VIN = 2.7V
VIN = 3.3V
VIN = 4.2V
VIN = 5.0V
Figure 45. ADP1612 Efficiency vs. Load Current
VOUT = 12 V, fSW = 650 kHz
VOUT = 12V
fSW = 650kHz
T
TIME (100µs/DIV)
OUTPUT VOLTAGE (100mV/DIV)
AC-COUPLED
LOAD CURRENT (50mA/DIV)
Figure 46. ADP1612 50 mA to 150 mA Load Transient (VIN = 3.3 V)
VOUT = 12 V, fSW = 650 kHz



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