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参数资料
| 型号： | FAN5201MSA |
| 厂商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 6 A BATTERY CHARGE CONTROLLER, 275 kHz SWITCHING FREQ-MAX, PDSO24 |
| 封装： | SSOP-24 |
| 文件页数： | 13/19页 |
| 文件大小： | 142K |
| 代理商： | FAN5201MSA |
FAN5201
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Pin Descriptions
Pin Number
Pin Name
Pin Function Description
1
SDA
Serial Data. SMBus data I/O.
2
IFB
Current Feedback. Output current sense +. Connect this pin to the positive side of
a battery current sense resistor.
3
VFB
Voltage Feedback. Voltage remote sense feedback. Connect this pin to the battery
terminals.
4
BAT
Battery. Output current sense -. Connect this pin to the negative side of a battery
current sense resistor.
5
CompI
Current Compensation. Frequency compensation for current loop.
6
CompV
Voltage Compensation. Frequency compensation for voltage loop.
7
DIG5V
5V Digital Input. 5V internal power.
8
AM5V
5V Analog Input. Connect to 5V power. See Figure 4.
9
DRV
Drive. Base (gate) drive for external PNP (P-channel MOSFET).
10
PSIN
Power Supply. Power source node, powered either by the AC adapter or by the
battery.
11
LODRV
Low Side FET Driver. Drive for low side switching MOSFET Q4.
12
PGND
Power Ground.
13
HIDRV
High Side FET Driver. Drive for high side switching MOSFET Q3.
14
DCIN
DC Power Input. Connect to the AC adapter input.
15
SSIN/ILIM
Soft Start and Current Limit. Connect to an external MOSFET for limiting inrush
and fault current.
16
PSIN+
Input Power Sense +. Connect this pin to the positive side of an adapter current
sense resistor.
17
PSIN-
Input Power Sense -. Connect this pin to the negative side of an adapter current
sense resistor.
18
INISO
Input Isolation Drive. Q2 gate drive. Attach to a P-channel MOSFET to prevent
battery backfeed.
19
SGND
Signal Ground. Attach all small signal grounds to this pin, and attach the pin to the
ground plane with a single connection.
20
CompP
Power Compensation. Frequency compensation for power loop.
21
SS
Soft Start. Connect to a capacitor to softstart.
22
Vth
Voltage Threshold. Sets the level at which ACAV trips.
23
ACAV
AC Available. Open collector output signaling that the AC adapter is present.
24
SCL
Serial Clock. SMBus clock input.
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