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ADP2443ACPZN-R7 数据表(PDF) 24 Page - Analog Devices

部件名 ADP2443ACPZN-R7
功能描述  Process control and industrial automation
PDF  25 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2443ACPZN-R7 数据表(HTML) 24 Page - Analog Devices

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Data Sheet
ADP2443
Rev. 0 | Page 23 of 24
TYPICAL APPLICATIONS CIRCUITS
GND
PGND
COMP
SS
VREG
RT/SYNC
PGOOD
RAMP
EN
PVIN
ADP2443
FB
SW
BST
RC
26.7kΩ
RRAMP
1MΩ
RPGOOD
100kΩ
RT
280kΩ
RBOT
2.21kΩ
1%
RTOP
10kΩ
1%
COUT1
47µF
6.3V
COUT2
47µF
6.3V
CIN
10µF
50V
CVREG
1µF
VOUT = 3.3V
VIN = 24V
L
4.7µH
CBST
0.1µF
CSS
22nF
CC
2.7nF
CCP
4.7pF
Figure 43. Typical Application Circuit, VIN = 24 V, VOUT = 3.3 V, IOUT = 3A, fSW = 600 kHz
GND
PGND
COMP
SS
VREG
RT/SYNC
PGOOD
RAMP
EN
PVIN
ADP2443
FB
SW
BST
RC
34.8kΩ
RTOP_EN
84.5kΩ
RBOT_EN
5.36kΩ
RRAMP
499kΩ
RT
340kΩ
RBOT
10kΩ
1%
RTOP
10kΩ
1%
COUT1
220µF
6.3V
COUT2
100µF
6.3V
CIN
10µF
50V
CVREG
1µF
VOUT = 1.2V
VIN = 24V
L
2.2µH
CBST
0.1µF
CSS
47nF
CC
3.3nF
CCP
56pF
Figure 44. Programming Input Voltage UVLO Rising Threshold at 20 V, Falling Threshold at 18 V, VIN = 24 V, VOUT = 1.2 V, IOUT = 3 A, fSW = 500 kHz
GND
PGND
COMP
VREG
RT/SYNC
SS
PGOOD
RAMP
EN
PVIN
ADP2443
FB
SW
BST
RC
40.2kΩ
RRAMP
845kΩ
RPGOOD
100kΩ
RT
140kΩ
RBOT
3kΩ
1%
RTOP
22kΩ
1%
COUT
47µF
16V
CIN
10µF
50V
CVREG
1µF
VOUT = 5V
VIN = 24V
L
3.3µH
CBST
0.1µF
CSS
22nF
CC
1.2nF
CCP
1.5pF
Figure 45. Typical Application Circuit, VIN = 24 V, VOUT = 5 V, IOUT = 3 A, fSW = 1.2 MHz



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