LX1555CDT データシートの表示（PDF） - Microsemi Corporation
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LX1555CDT Datasheet PDF : 18 Pages
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PRODUCT DATABOOK 1996/1997
ULTRA-LOW START-UP CURRENT, CURRENT-MODE PWM
PRODUCTION DATA SHEET
LX1552/3/4/5
CHARACTERISTIC CURVES
FIGURE 5. — OUTPUT INITIAL ACCURACY vs. TEMPERATURE
65.0
LX1552 and LX1553 only
63.5
62.0
60.5
VCC = 15V
RT = 698W
CT = 22nF
59.0
57.5
56.0
54.5
53.0
51.5
50.0
-75 -50 -25 0 25 50 75 100 125
(TA) Ambient Temperature - (°C)
FIGURE 6. — OUTPUT DUTY CYCLE vs. TEMPERATURE
48
VCC = 15V
47
RT = 698W
CT = 22nF
46
45
44
43
42
41
40
-75 -50 -25 0 25 50 75 100 125
(TA) Ambient Temperature - (°C)
FIGURE 7. — REFERENCE VOLTAGE vs. TEMPERATURE
5.03
5.02
VCC = 15V
IL = 1mA
5.01
5.00
4.99
4.98
4.97
4.96
4.95
-75 -50 -25 0 25 50 75 100 125
(TA) Ambient Temperature - (°C)
FIGURE 8. — REFERENCE SHORT CIRCUIT CURRENT vs.
TEMPERATURE
180
165
150
135
120
105
90
75
60
45
30
-75 -50 -25 0 25 50 75 100 125
(TA) Ambient Temperature - (°C)
Copyright © 1994
Rev. 1.0a 1/01
7
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