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MAX685 数据表(PDF) 4 Page - Maxim Integrated Products

部件名 MAX685
功能描述  Dual-Output Positive and Negative, DC-DC Converter for CCD and LCD
PDF  12 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  MAXIM [Maxim Integrated Products]
网页  https://www.maximintegrated.com/en.html
标志 MAXIM - Maxim Integrated Products

MAX685 数据表(HTML) 4 Page - Maxim Integrated Products

  MAX685 Datasheet HTML 1Page - Maxim Integrated Products MAX685 Datasheet HTML 2Page - Maxim Integrated Products MAX685 Datasheet HTML 3Page - Maxim Integrated Products MAX685 Datasheet HTML 4Page - Maxim Integrated Products MAX685 Datasheet HTML 5Page - Maxim Integrated Products MAX685 Datasheet HTML 6Page - Maxim Integrated Products MAX685 Datasheet HTML 7Page - Maxim Integrated Products MAX685 Datasheet HTML 8Page - Maxim Integrated Products MAX685 Datasheet HTML 9Page - Maxim Integrated Products Next Button
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 4 / 12 page
background image
1.240
1.242
1.244
1.248
1.246
1.250
1.252
1.254
-40
20
0
-20
40
60
80
100
REFERENCE VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
VIN = 5.0V
VIN = 3.3V
Dual-Output (Positive and Negative),
DC-DC Converter for CCD and LCD
4
_______________________________________________________________________________________
60
70
80
90
0
4
2
6
8
10
EFFICIENCY vs. LOAD CURRENT
(POSITIVE OUTPUT LOADED)
LOAD CURRENT (mA)
VIN = 5.0V
VIN = 3.3V
50
60
55
70
65
80
75
85
0
4
2
3
5
1
6
7
9
8
10
EFFICIENCY vs. LOAD CURRENT
(NEGATIVE OUTPUT LOADED)
LOAD CURRENT (mA)
VIN = 5.0V
VIN = 3.3V
50
65
55
60
75
70
85
80
90
0
4
2
6
8
10
EFFICIENCY vs. LOAD CURRENT
(BOTH OUTPUTS LOADED)
LOAD CURRENT (mA)
VIN = 5.0V
VIN = 3.3V
0
0.5
1.0
1.5
2.0
2.5
3.5
3.0
4.0
4.5
5.0
5.5
NO-LOAD CURRENT vs.
INPUT VOLTAGE
INPUT VOLTAGE (V)
150
180
170
160
190
200
210
220
230
240
250
2.7
3.7
3.2
4.2
4.7
5.2
5.7
LX SWITCHING FREQUENCY
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
SYNC = VDD
1.248
1.249
1.250
0
15 20
5
10
25 30
35 40 45
50
REFERENCE LOAD REGULATION
LOAD CURRENT (µA)
Typical Operating Characteristics
(Circuit of Figure 3, VOUT+ = 15V, VOUT- = -7.5V, TA = +25°C, unless otherwise noted.)



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