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MAX15041_10 Datasheet, PDF (7/18 Pages) Maxim Integrated Products – Low-Cost, 3A, 4.5V to 28V Input, 350kHz, PWM Step-Down DC-DC Regulator with Internal Switches
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Low-Cost, 3A, 4.5V to 28V Input, 350kHz, PWM
Step-Down DC-DC Regulator with Internal Switches
Typical Operating Characteristics (continued)
(VIN = 12V, VOUT = 3.3V, CVDD = 1µF, CIN = 22µF, TA = +25°C, circuit of Figure 3 (see Table 1 for values), unless otherwise specified.)
MAXIMUM LOAD CURRENT
vs. AMBIENT TEMPERATURE
3.2
VIN = 12V
TJ P +150NC
3.0
2.8
VOUT = 3.3V
2.6
VOUT = 2.5V
VOUT = 1.8V
2.4
VOUT = 1.2V
2.2
2.0
5
15 25 35 45 55 65 75 85
AMBIENT TEMPERATURE (NC)
MAXIMUM LOAD CURRENT
vs. AMBIENT TEMPERATURE
3.2
VIN = 28V
TJ P +150NC
3.0
2.8
VOUT = 1.2V
2.6
VOUT = 3.3V
2.4
VOUT = 2.5V
VOUT = 1.8V
2.2
2.0
5
15 25 35 45 55 65 75 85
AMBIENT TEMPERATURE (NC)
DEVICE POWER DISSIPATION
vs. LOAD CURRENT
3.0
VIN = 12V
2.5
VOUT = 3.3V
2.0
VOUT = 2.5V
VOUT = 1.8V
1.5
VOUT = 1.2V
1.0
0.5
0
0 0.5 1.0 1.5 2.0 2.5 3.0
LOAD CURRENT (A)
DEVICE POWER DISSIPATION
vs. LOAD CURRENT
3.0
VIN = 5V
2.5
VOUT = 3.3V
2.0
VOUT = 2.5V
VOUT = 1.8V
1.5
VOUT = 1.2V
1.0
0.5
0
0 0.5 1.0 1.5 2.0 2.5 3.0
LOAD CURRENT (A)
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