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ADP2301AUJZ-R2 数据表(PDF) 13 Page - Analog Devices

部件名 ADP2301AUJZ-R2
功能描述  1.2 A, 20 V, 700 kHz/1.4 MHz, Nonsynchronous Step-Down Regulator
PDF  28 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2301AUJZ-R2 数据表(HTML) 13 Page - Analog Devices

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Data Sheet
ADP2300/ADP2301
Rev. C | Page 13 of 28
FUNCTIONAL BLOCK DIAGRAM
1
6
2
5
4
3
VIN
VIN
OCP
250mV/A
0.5V
OVP
THERMAL
SHUTDOWN
SHUTDOWN
LOGIC
UVLO
BOOT
REGULATOR
CLK
GENERATOR
FREQUENCY FOLDBACK
(
fSW, ½ fSW, ¼ fSW)
R
S
Q
RAMP
GENERATOR
SHUTDOWN IC
0.90V
1.20V
1.2µA
0.8V
90pF
0.7pF
220k
Ω
ON
EN
OFF
VBIAS = 1.1V
VFB
BST
GND
SW
VOUT
ADP2300/ADP2301
FB
Figure 41. ADP2300/ADP2301 Functional Block Diagram



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