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MAX1901-MAX1904 Datasheet(PDF) 7 Page - Maxim Integrated Products

Part # MAX1901-MAX1904
Description  500kHz Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers
Download  33 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX1901-MAX1904 Datasheet(HTML) 7 Page - Maxim Integrated Products

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500kHz Multi-Output, Low-Noise Power-Supply
Controllers for Notebook Computers
_______________________________________________________________________________________
7
100
50
0.001
0.01
0.1
1
10
EFFICIENCY vs. 5V OUTPUT CURRENT
60
5V OUTPUT CURRENT (A)
70
80
90
85
75
65
55
95
ON5 = 5V
ON3 = 0V
f = 500kHz
MAX1901/MAX1904
V+ = 15V
V+ = 6V
100
50
0.001
0.01
0.1
1
10
EFFICIENCY vs. 3.3V OUTPUT CURRENT
60
3.3V OUTPUT CURRENT (A)
70
80
90
85
75
65
55
95
ON5 = ON3 = 5V
f = 500kHz
MAX1901/MAX1904
V+ = 15V
V+ = 6V
800
600
400
200
0
010
515
20
MAXIMUM VDD OUTPUT CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
5V LOAD = 0
5V LOAD = 3A
100
0.01
010
520
30
NO LOAD INPUT CURRENT
vs. INPUT VOLTAGE
0.1
1
10
INPUT VOLTAGE (V)
15
25
SKIP = 0V
SKIP = VL
ON5 = ON3 = 5V
NO LOAD
10,000
1
010
520
30
V+ STANDBY INPUT CURRENT
vs. INPUT VOLTAGE
10
100
1000
INPUT VOLTAGE (V)
15
25
ON5 = ON3 = 0V
NO LOAD
0
2
6
4
8
10
010
5
15202530
SHUTDOWN INPUT CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
SHDN = 0V
0.001
0.01
1
MINIMUM VIN TO VOUT DIFFERENTIAL
vs. 5V OUTPUT CURRENT
MAX1901 toc07
5V OUTPUT CURRENT (A)
1000
10
100
0.1
10
f = 500kHz
f = 333kHz
VOUT > 4.8V
1000
0.1
0.001
0.01
1
10
SWITCHING FREQUENCY
vs. LOAD CURRENT
1
10
100
LOAD CURRENT (A)
0.1
3.3V, VIN = 15V
5V, VIN = 15V
3.3V, VIN = 6.5V
5V, VIN = 6.5V
4.90
4.92
4.96
4.94
4.98
5.00
020
10
30
40
50
VL REGULATOR OUTPUT VOLTAGE
vs. OUTPUT CURRENT
OUTPUT CURRENT (mA)
VIN = 15V
ON3 = ON5 = 0V
Typical Operating Characteristics
(Circuit of Figure 1, Table 1, 6A/500kHz components, TA = +25°C, unless otherwise noted.)


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