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MAX1672C/D Fiches technique(PDF) 4 Page - Maxim Integrated Products

No de pièce MAX1672C/D
Description  Step-Up/Down DC-DC Converter in QSOP Package
PDF  11 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  MAXIM [Maxim Integrated Products]
Site Internet  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX1672C/D Fiches technique(HTML) 4 Page - Maxim Integrated Products

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Step-Up/Down DC-DC Converter
in QSOP Package
4
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
0
100
200
300
400
02
13
4
MAXIMUM OUTPUT CURRENT vs.
INPUT VOLTAGE (VOUT = 5V)
INPUT VOLTAGE (V)
MAXIMUM RECOMMENDED
OUTPUT CURRENT
ILIM = GND (0.5A)
ILIM = PS (0.8A)
0
100
200
300
400
02
13
4
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE (VOUT = 3.3V)
INPUT VOLTAGE (V)
MAXIMUM RECOMMENDED
OUTPUT CURRENT
ILIM = GND (0.5A)
ILIM = PS (0.8A)
0
100
200
300
400
45
7
8
9
11
610
12
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
(POWER DISSIPATION LIMIT)
INPUT VOLTAGE (V)
MAXIMUM RECOMMENDED
OUTPUT CURRENT
VOUT = 5V
VOUT = 3.3V
TA = +25°C
TA = +85°C
VOUT = 3.3V
VOUT = 5V
1000
10
0
1
2
3456
78
9
10 11
NO-LOAD BATTERY CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
100
VOUT = 5V
VOUT = 3.3V
A
B
2ms/div
LINE-TRANSIENT RESPONSE
MAX1672-10
A: VOUT = 5V (100mV/div, AC COUPLED)
B: VIN = 2V TO 4V (IOUT = 100mA)
1
0.01
0
1
2
3456
78
9
10 11
SHUTDOWN CURRENT
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
0.1
70
10
0.01
1
10
100
0.1
1000
LINEAR REGULATOR POWER-SUPPLY
REJECTION RATIO vs. FREQUENCY
20
FREQUENCY (kHz)
30
40
60
50
A
B
2ms/div
LOAD-TRANSIENT RESPONSE
MAX1672-11
A: VOUT = 5V (50mV/div, AC COUPLED)
B: IOUT = 10mA TO 100mA (VIN = 2V)
A
B
10
µs/div
OUTPUT RIPPLE (MEDIUM LOAD)
MAX1672-12
A: VOUT = 5V (20mV/div, AC COUPLED)
B: IL1 (500mA /div) (VIN = 2.7V, IOUT = 80mA)



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