參數(shù)資料
型號: SMH4804
廠商: Summit Microelectronics, Inc.
英文描述: -48V Programmable Hot Swap Sequencing Power Controller
中文描述: - 48V的可編程序熱插拔電源控制器
文件頁數(shù): 2/41頁
文件大?。?/td> 574K
代理商: SMH4804
Functional Block Diagram
SMH4804
2
2050 3.7 10/30/02
Summit Microelectronics
FUNCTIONAL BLOCK DIAGRAM
Figure 2. SMH4804 Block Diagram
PROGRAMM-
ABLE
DELAY
PROGRAMM-
ABLE
DELAY
PROGRAMM-
ABLE
DELAY
PROGRAMM-
ABLE
DELAY
+
+
+
Programmable
Quick Response
Ref. Voltage
50mV
FAULT
LATCH
AND
DUTY
CYCLE
TIMER
P. D.
FILTER
+
+
5V
2.5V
12V
VGATE
SENSE
+
VDD
VSS
MODE
RESET#
CBSENSE
EN/TS
PD1#
PD2#
UV
OV
PG3#
ENPGA ENPGB
2.5VREF
PG2#
PG1#
DRAIN
SENSE
VGATE
FAULT#
5.0VREF
12VREF
50k
200k
50k
PROG
REF
SDA
SCL
PROGRAMMING
STEERING
LOGIC
ENPGC
DEVICE
ADDRESS
DECODE
A2
A1
A0
PG4#
10μA
2050 BD
50k
50k
50k
50k
50k
Programmable
Shutdown
Timer
FS#
Three
@ 50k
50k
50k
OV/UV
FILTER
P. D.
FILTER
27
24
26
25
19
18
7
3
28
4
5
6
1
15
17
14
13
16
8
9
2
12
10
11
20
23
22
21
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