參數(shù)資料
型號(hào): SP6330EK1-L-V-H-D/TR
元件分類: 電源管理
英文描述: 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封裝: LEAD FREE, MO-193BA, TSOT-8
文件頁(yè)數(shù): 13/33頁(yè)
文件大?。?/td> 1632K
代理商: SP6330EK1-L-V-H-D/TR
Jun 27-06
SP6330 Family: Selecting a Multi-Voltage Supervisor
2006 Sipex Corporation
Page 4 of 6
Power Fail Output (Active Low) - PFOB
The PFOB pin is an open drain, active low output. When the input voltage at PFI
is <0.5V, PFOB will be asserted.
R4
R5
R6
RI
RSTB
V1
V3
V2
uP
I/O
R2
R3
0.1uF
Unregulated DC
monitored
to be
Supplies
C1
C3
C2
SP6336
V1
1
V2
2
PFI
3
V3
4
PFOB
5
GND
6
WDI
7
RSTB
8
NMI
SP6336 Typical Applications circuit for monitoring 3 supplies with Power
Fail Input / Output function and open drain RESET output
Glitch Immunity at Voltage Inputs
The V1, V2, V3 and V4 inputs have a built-in glitch immunity feature that
prevents nuisance resets during normal operation. Noise and normal voltage
transients can cause these unwanted resets without some type of glitch
immunity. Figure 2 shows the combination of voltage overdrive and duration that
will not cause a reset for V1 and V2 inputs. Figure 3 shows the same data as
applied to the V3 and V4 inputs. Adding a small bypass capacitor to voltage
inputs can improve glitch rejection for very harsh environments.
相關(guān)PDF資料
PDF描述
SP6330EK1-L-V-J-D/TR 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
SP6330EK1-L-W-B-B 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
SP6330EK1-L-W-B-D 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
SP6330EK1-L-W-G-B 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
SP6330EK1-L-W-J-C 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
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