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UCD3138 датащи(PDF) 18 Page - Texas Instruments

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номер детали UCD3138
подробное описание детали  Highly Integrated Digital Controller for Isolated Power
PDF  68 Pages
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производитель  TI1 [Texas Instruments]
домашняя страница  http://www.ti.com
Logo TI1 - Texas Instruments

UCD3138 датащи(HTML) 18 Page - Texas Instruments

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UCD3138
SLUSAP2 A – MARCH 2012 – REVISED MARCH 2012
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
V33A = V33D = V33DIO = 3.3V; 1
μF from VREG to DGND, TJ = –40°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
ITEMP
Current draw of sensor when active
30
μA
TON
Turn on time / settling time of sensor
100
μs
VAMB
Ambient temperature
Trimmed 25°C reading
1.85
V
ANALOG COMPARATOR
DAC
Reference DAC Range
0
2.5
V
Reference Voltage
2.478
2.5
2.513
V
Bits
7
bits
INL(6)
-0.42
0.21
LSB
DNL(6)
0.06
0.12
LSB
Offset
-5.5
19.5
mV
Time to disable DPWM output based on 0
V to 2.5 V step input on the analog
150
ns
comparator.(8)
Reference DAC buffered output load(9)
0.5
1
mA
Buffer offset (-0.5 mA)
4.6
8.3
mV
Buffer offset (1.0 mA)
-0.05
17
mV
(8)
As designed and characterized. Not 100% tested in production.
(9)
Available from reference DACs for comparators D, E, F and G.
18
Electrical Specifications
Copyright © 2012, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Link(s): UCD3138



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