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ADP1621ARMZ-R7 数据表(PDF) 24 Page - Analog Devices

部件名 ADP1621ARMZ-R7
功能描述  Constant-Frequency, Current-Mode Step-Up DC/DC Controller
PDF  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP1621ARMZ-R7 数据表(HTML) 24 Page - Analog Devices

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ADP1621
Rev. A | Page 24 of 32
ADP1621
IN
GATE
PGND
AGND
FB
SDSN
COMP
FREQ
GND
PIN
CS
R1
88.7kΩ
1%
R2
10kΩ
1%
C1
47µF
6.3V
L1
10µH
M1
CCOMP
330pF
COUT1
10µF
16V
×2
fOSC = 600kHz
C1 = MURATA GRM31CR60J476M
COUT2 = RUBYCON 25ZL330M8x16
L1 = COILCRAFT MSS1260-103ML
M1 = IRF7470
D1 = VISHAY SSC53L
D2 = SIGNAL DIODE
RS
200Ω
R3
700Ω
RFREQ
31.6kΩ
1%
COUT2
330µF
25V
×2
VOUT = 12V
1A
D1
D2
C3
1µF
10V
C4
0.1µF
10V
C2
220pF
RCOMP
51.5kΩ
VIN = 3.3V
Figure 34. Bootstrapped Application Circuit for VOUT > 5.5 V
ADP1621
IN
GATE
PGND
AGND
FB
SDSN
COMP
FREQ
GND
PIN
CS
R1
88.7kΩ
1%
R2
10kΩ
1%
C1
47µF
6.3V
L1
10µH
M1
CCOMP
330pF
COUT1
10µF
16V
×2
fOSC = 600kHz
C1 = MURATA GRM31CR60J476M
COUT2 = RUBYCON 25ZL330M8x16
L1 = COILCRAFT MSS1260-103ML
Q1 = SIGNAL NPN TRANSISTOR
M1 = IRF7470
D1 = VISHAY SSC53L
D2, D3 = SIGNAL DIODE
RS
200Ω
R3
1.5kΩ
RFREQ
31.6kΩ
1%
COUT2
330µF
25V
×2
VOUT = 12V
1A
D1
D2
Q1
C3
1µF
10V
C4
0.1µF
10V
C2
220pF
RCOMP
51.5kΩ
D3
VIN = 3.3V
Figure 35. Bootstrapped Application Circuit for VOUT > 5.5 V



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