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SP721AP 数据表(PDF) 3 Page - Harris Corporation

部件名 SP721AP
功能描述  ELECTRONIC PROTECTION ARRAY FOR ESD AND OVER-VOLTAGE PROTECTION
PDF  6 Pages
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制造商  HARRIS [Harris Corporation]
网页  http://www.harris.com
标志 HARRIS - Harris Corporation

SP721AP 数据表(HTML) 3 Page - Harris Corporation

  SP721AP Datasheet HTML 1Page - Harris Corporation SP721AP Datasheet HTML 2Page - Harris Corporation SP721AP Datasheet HTML 3Page - Harris Corporation SP721AP Datasheet HTML 4Page - Harris Corporation SP721AP Datasheet HTML 5Page - Harris Corporation SP721AP Datasheet HTML 6Page - Harris Corporation  
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6-11
FIGURE 2. LOW CURRENT SCR FORWARD VOLTAGE DROP
CURVE
FIGURE 3. HIGH CURRENT SCR FORWARD VOLTAGE DROP
CURVE
FIGURE 4. TYPICAL APPLICATION OF THE SP721 AS AN INPUT CLAMP FOR OVER-VOLTAGE, GREATER THAN 1VBE ABOVE V+ OR
LESS THAN -1VBE BELOW V-
600
800
1000
1200
FORWARD SCR VOLTAGE DROP (mV)
100
80
60
40
20
0
TA = 25
oC
SINGLE PULSE
2.5
2
1.5
1
0.5
0
TA = 25
oC
SINGLE PULSE
VFWD
IFWD
01
2
3
FORWARD SCR VOLTAGE DROP (V)
EQUIV. SAT. ON
THRESHOLD ~ 1.1V
+VCC
INPUT
DRIVERS
SP721 INPUT PROTECTION CIRCUIT (1 OF 6 SHOWN)
OR
SIGNAL
SOURCES
IN 5 - 7
IN 1 - 3
SP721
V-
TO +VCC
LINEAR OR
DIGITAL IC
INTERFACE
V+
+VCC
SP721



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