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LX1663ACN 数据表(PDF) 5 Page - Microsemi Corporation

部件名 LX1663ACN
功能描述  SINGLE-CHIP PROGRAMMABLE PWM CONTROLLERS WITH 5-BIT DAC
PDF  15 Pages
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制造商  MICROSEMI [Microsemi Corporation]
网页  http://www.microsemi.com
标志 MICROSEMI - Microsemi Corporation

LX1663ACN 数据表(HTML) 5 Page - Microsemi Corporation

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SINGLE-CHIP PROGRAMMABLE PWM CONTROLLERS WITH 5-BIT DAC
LX1662/62A, LX1663/63A
PRODUCT DA T ABOOK 1996/1997
5
Copyright © 1999
Rev. 1.1 11/99
P RODUCTION D ATA S HEET
CHARACTERISTICS CUR VES
70
75
80
85
90
95
12
34
56
7
8
9
10
11
12
13
14
IOUT (A)
EFFICIENCY AT 3.1V
EFFICIENCY AT 2.8V
EFFICIENCY AT 1.8V
Output Set Point
FIGURE 2 — Efficiency Test Results:
Non-Synchronous Operation, V
IN
= 5V
FIGURE 3 — Efficiency Test Results:
Synchronous Operation, V
IN
= 5V
FIGURE 4 — Efficiency Test Results: Synchronous Operation, V
IN = 12V.
Note: Non-synchronous operation not recommended for 12V operation, due to power loss in Schottky diode.
60
65
70
75
80
85
90
12
34
56
78
9
10
11
12
13
14
IOUT (A)
1.8V EFFICIENCY
2.8V EFFICIENCY
3.3V EFFICIENCY
Output Set Point
70
75
80
85
90
95
100
1
2345
67
89
10
11
12
13
14
IOUT (A)
EFFICIENCY AT 3.1V
EFFICIENCY AT 2.8V
EFFICIENCY AT 1.8V
Output Set Point



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