MAX17482GTL Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX17482GTL
Maxim Integrated
MAX17482GTL Datasheet PDF : 48 Pages
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Dual-Phase, Quick-PWM Controllers for
IMVP-6+/IMVP-6.5 CPU Core Power Supplies
Typical Operating Characteristics
(Circuit of Figure 1. VIN = 12V, VCC = VDD = 5V, SHDN = VCC, D0–D6 set for 1.075V, TA = +25°C, unless otherwise specified.)
OUTPUT VOLTAGE vs. LOAD CURRENT
(VOUT(HFM) = 1.075V)
1.15
1.10
1.05
1.00
0.95
0
10
20
30
40
50
LOAD CURRENT (A)
EFFICIENCY vs. LOAD CURRENT
(VOUT(LFM) = 0.875V)
90
7V
80
12V
70
20V
60
50
0.1
SKIP MODE
PWM MODE
1.0
10.0
LOAD CURRENT (A)
100.0
SWITCHING FREQUENCY
vs. LOAD CURRENT
400
350 VOUT(LFM) = 0.875V
300
VOUT(HFM) = 1.075V
250
200
150
100
50
0
0
DPRSLPVR = VCC
DPRSLPVR = GND
10
20
30
40
50
LOAD CURRENT (A)
EFFICIENCY vs. LOAD CURRENT
(VOUT(HFM) = 1.075V)
100
7V
90
80
12V
20V
70
60
50
0.1
1.0
10.0
LOAD CURRENT (A)
100.0
OUTPUT VOLTAGE vs. LOAD CURRENT
(VOUT(C4) = 0.4V)
0.41
OUTPUT VOLTAGE vs. LOAD CURRENT
(VOUT(LFM) = 0.875V)
0.90
0.89
0.88
SKIP MODE
0.87
0.86
PWM MODE
0.85
0.84
0.83
0
5
10
15
20
LOAD CURRENT (A)
EFFICIENCY vs. LOAD CURRENT
(VOUT(C4) = 0.4V)
90
7V
80
70
12V
0.40
60
0.39
0
1
2
3
4
5
LOAD CURRENT (A)
NO-LOAD SUPPLY CURRENT vs. INPUT VOLTAGE
(VOUT(HFM) = 1.075V)
100
50
20V
40
30
0.01
DPRSLPVR = VCC
0.10
1.00
LOAD CURRENT (A)
10.00
NO-LOAD SUPPLY CURRENT vs. INPUT VOLTAGE
AT SKIP MODE (VOUT(HFM) = 1.075V)
10.0
75
IIN
50
ICC + IDD
25
ICC + IDD
1.0
0.1
IIN
DPRSLPVR = GND
0
6 9 12 15 18 21 24
INPUT VOLTAGE (V)
DPRSLPVR = VCC
0
6 9 12 15 18 21 24
INPUT VOLTAGE AT SKIP MODE (V)
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