參數(shù)資料
型號(hào): LT6654AHS6-5#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 5 V, PDSO6
封裝: 1 MM HEIGHT, LEAD FREE, PLASTIC, MO-193, TSOT-23, 6 PIN
文件頁數(shù): 4/18頁
文件大?。?/td> 839K
代理商: LT6654AHS6-5#TRPBF
LT6654
12
6654fb
applicaTions inForMaTion
similar to a real world application. The boards were then
placed into a constant temperature oven with TA = 35°C,
their outputs scanned regularly and measured with an 8.5
digit DVM. Long-term drift curves are shown in Figure 8.
Their drift is much smaller after the first thousand hours.
Long-Term Drift
Long-termdriftcannotbeextrapolatedfromaccelerated
high temperature testing. This erroneous technique
gives drift numbers that are wildly optimistic. The only
way long-term drift can be determined is to measure it
over the time interval of interest. The LT6654 drift data
was taken on 40 parts that were soldered into PC boards
Figure 8. LT6654-2.5 Long Term Drift
TIME (HOURS)
0
200
400
800
600
–80
–40
0
OUTPUT
VOL
TAGE
CHANGE
(ppm)
80
40
6654 F08a
1000
LONG TERM DRIFT:
FIRST THOUSAND HOURS
TIME (HOURS)
1000
1200
1400
1800
1600
–80
–40
0
OUTPUT
VOL
TAGE
CHANGE
(ppm)
80
40
6654 F08b
2000
LONG TERM DRIFT:
SECOND THOUSAND HOURS
(NORMALIZED TO THE FIRST THOUSAND HOURS)
相關(guān)PDF資料
PDF描述
LT6660HCDC-10#PBF 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 10 V, PSSO3
LT6660JCDC-10#TRPBF 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 10 V, PSSO3
LT8415IDDB#PBF 0.03 A SWITCHING REGULATOR, PDSO12
LT8415EDDB#TRMPBF 0.03 A SWITCHING REGULATOR, PDSO12
LT8415IDDB#TRPBF 0.03 A SWITCHING REGULATOR, PDSO12
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LT6654AMPS6-2.5#PBF 制造商:Linear Technology 功能描述:SC-Refs/Series, Cut Tape High Voltage, High Current Voltage Reference