SY605JCTR 데이터 시트보기 (PDF) - Micrel
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SY605JCTR Datasheet PDF : 8 Pages
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Micrel
APPLICATION DIAGRAM
VEE1
SY605
REXT Calculation:
ZO = 50Ω
–2.0V
50Ω
ZO = 50
–2.0V
50Ω
ZO = 50Ω
–2.0V
50Ω
ZO = 50Ω
–2.0V
50Ω
VEE0
SY605
C3
C4
COMP1
WRITE
COMP2
C2
C1
WRITE
VCC
IEXT
I REXT
VEXT
TRIG
TRIG
OUT
ZO = 50Ω
–2.0V
50Ω
ZO = 50Ω
OUT*
–2.0V
50Ω
–5.2V
GROUND
REXT = (VEXT + 1.25V)/IEXT
For Example:
If Tspan is around 15ns, then IEXT is around 0.6mA, (see DC Characteristic Table) and assume IEXT pin is tied
to VCC with the resistor.
REXT = 0 + 1.25V/0.6mA
= 2.08K ohm
Location
C1–C4
REXT
Description
0.1µF ceramic capacitor
1% metal film resistor
(selected for proper Tspan)
Vendor Part Number
Erie RPE112Z5U104M50V
CB301210
Dale CMF-55C
NOTE:
The vendor numbers above are listed only as a guide. Substitution of devices with similar characteristics will not affect the performance of the SY605.
All devices should be as close as possible to the SY605.
Figure 3. Typical Connection Diagram and Parts List.
PRODUCT ORDERING CODE
Ordering
Code
SY605JC
SY605JCTR
Package
Type
J28-1
J28-1
Operating
Range
Commercial
Commercial
6
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