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FDS6898A 参数 Datasheet PDF下载

FDS6898A图片预览
型号: FDS6898A
PDF下载: 下载PDF文件 查看货源
内容描述: 双5 A, 20 V同步降压型 [Dual 5 A, 20 V Synchronous Step-Down]
分类和应用:
文件页数/大小: 32 页 / 831 K
品牌: AD [ ANALOG DEVICES ]
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Data Sheet
FUNCTIONAL BLOCK DIAGRAM
ADP2325
1.2V
EN1_BUF
EN1
1µA
4µA
SLOPE RAMP1
COMP1
I
SS1
SS1
TRK1
FB1
0.6V
NFET1
+
+
+ AMP1
SKIP MODE
THRESHOLD
0.7V
+
0.54V
PGOOD1
+
I1
MAX
CURRENT-
LIMIT
SELECTION
VDRV
OVP
DRIVER
+
CMP1
CONTROL
LOGIC
AND MOSFET
+
DRIVER WITH
MODE_BUF ANTICROSS
PROTECTION
CLK1
SKIP
CMP1
SW1
+
OCP
+
A
CS1
HICCUP
MODE
BOOST
REGULATOR
BST1
UVLO
PVIN1
ADP2325
Σ
I1
MAX
VDRV
DRIVER
DL1
PGND
LOW-SIDE
CURRENT
SENSE
+
MODE
MODE_BUF
EN1_BUF
CLK1
EN2_BUF
PVIN1
5V REGULATOR
INTVCC
GND
SCFG
SYNC
RT
SLOPE RAMP1
OSCILLATOR CLK2
SLOPE RAMP2
1.2V
EN2_BUF
EN2
1µA
4µA
SLOPE RAMP2
COMP2
+
OCP
+
A
CS2
HICCUP
MODE
UVLO
PVIN2
BOOST
REGULATOR
BST2
NFET2
Σ
I2
MAX
I
SS2
SS2
TRK2
FB2
0.6V
+
+
+ AMP2
SKIP MODE
THRESHOLD
DRIVER
+
CMP2
CONTROL
LOGIC
AND MOSFET
+
DRIVER WITH
ANTICROSS
MODE_BUF PROTECTION
SKIP
CMP2
SW2
VDRV
DRIVER
DL2
0.7V
+
OVP
CLK2
LOW-SIDE
CURRENT
SENSE
+
0.54V
PGOOD2
+
I2
MAX
CURRENT-
LIMIT
SELECTION
Figure 3.
Rev. 0 | Page 3 of 32
10036-003