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MAX782C/D Datasheet(PDF) 4 Page - Maxim Integrated Products

Part # MAX782C/D
Description  Triple-Output Power-Supply Controller for Notebook Computers
PDF  32 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX782C/D Datasheet(HTML) 4 Page - Maxim Integrated Products

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Triple-Output Power-Supply
Controller for Notebook Computers
4
_______________________________________________________________________________________
__________________________________________Typical Operating Characteristics
(Circuit of Figure 1, Transpower transformer type TTI5870, TA = +25°C, unless otherwise noted.)
100
70
0.001
0.1
10
EFFICIENCY vs.
+3.3V OUTPUT CURRENT, 200kHz
80
+3.3V OUTPUT CURRENT (A)
90
+5V ON, +5V LOAD = 0mA
IDD = 0mA,
COMPONENTS OF TABLE 5
VIN = 6V
VIN = 10V
VIN = 15V
0.01
1
10
0.01
510
20
30
IDD OUTPUT CURRENT vs. INPUT VOLTAGE
COILTRONIX CTX03-12062 TRANSFORMER
0.1
1
INPUT VOLTAGE (V)
15
25
+3V LOAD = 0mA
RSENSE = 0.020Ω
+5V LOAD = 0A-1A
+5V LOAD = 3A
100
70
0.001
0.1
10
EFFICIENCY vs.
+5V OUTPUT CURRENT, 200kHz
80
+5V OUTPUT CURRENT (A)
90
0.01
1
VIN = 6V
VIN = 15V
VIN = 10V
COMPONENTS,
OF TABLE 5. SYNC = 0V,
+3.3V OFF, IDD = 0mA
10000
10
0
5
15
25
QUIESCENT INPUT CURRENT vs.
INPUT VOLTAGE
100
1000
INPUT VOLTAGE (V)
10
20
30
+3.3V LOAD = +5V LOAD = 0mA
+5V, +3V ON
+5V, +3V OFF
100
70
0.001
0.01
1
EFFICIENCY vs.
+5V OUTPUT CURRENT, 300kHz
80
90
+5V OUTPUT CURRENT (A)
0.1
10
IDD = 0mA
+3.3V OFF
VIN = 30V
VIN = 15V
VIN = 6V
100
70
0.001
0.01
1
EFFICIENCY vs.
+3.3V OUTPUT CURRENT, 300kHz
80
90
+3.3V OUTPUT CURRENT (A)
0.1
10
VIN = 30V
VIN = 15V
VIN = 6V
IDD = 0mA
+5V ON
+5V LOAD = 0mA
8
5
0.01
0.1
10
+5V OUTPUT CURRENT vs.
MINIMUM INPUT VOLTAGE, 200kHz
6
7
+5V LOAD CURRENT (A)
1
9
COMPONENTS OF TABLE 4,
SYNC = 0V
IDD = 0mA
IDD = 60mA
IDD = 140mA
IDD = 300mA
9
5
0.01
0.1
10
+5V OUTPUT CURRENT vs.
MINIMUM INPUT VOLTAGE, 300kHz
6
7
+5V OUTPUT CURRENT (A)
1
8
IDD = 300mA
IDD = 140mA
IDD = 60mA
IDD = 0mA
1000
0.1
100
µA
10mA
1A
SWITCHING FREQUENCY vs.
LOAD CURRENT
10
LOAD CURRENT
100
1mA
100mA
CIRCUIT OF FIGURE 1,
SYNC = REF (300kHz)
ON3 = ON5 = 5V
+5V, VIN = 7.5V
1
+5V, VIN = 30V
+3.3V, VIN = 7.5V



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