MAX5072ETJ+T Maxim Integrated Products, MAX5072ETJ+T Datasheet - Page 6

• Manufacturer Part Number: MAX5072ETJ+T
• Description: IC CONV BUCK/BOOST 32-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of MAX5072ETJ+T

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 28 V
• Current - Output: 1A, 2A
• Frequency - Switching: 200kHz ~ 2.2MHz
• Voltage - Input: 4.5 ~ 23 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Power - Output: 2.76W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.2MHz, Dual-Output Buck or Boost
Converter with POR and Power-Fail Output
(V+ = VL = 5.2V, T
6
3.40
3.35
3.30
3.25
3.20
0.35
0.30
0.25
0.20
0.15
0.10
0.05
100
90
80
70
60
50
40
30
20
10
_______________________________________________________________________________________
VL DROPOUT VOLTAGE vs. EACH CONVERTER
0
0
OUTPUT1 EFFICIENCY (BUCK CONVERTER)
0.2
OUTPUT1 VOLTAGE (BUCK CONVERTER)
0
0
V
0.4
IN
SWITCHING FREQUENCY (f
= 5V
V
0.5
SWITCHING FREQUENCY
IN
0.6 0.8 1.0
V
0.5
IN
= 16.0V
vs. LOAD CURRENT
vs. LOAD CURRENT
= 5.5V
A
1.0
LOAD (A)
= +25°C, unless otherwise noted.)
LOAD (A)
1.0
V
V
IN
IN
V
1.2 1.4 1.6 1.8 2.0
IN
= 5V
= 12.0V
1.5
= 4.5V
SW
V
f
SW
1.5
OUT
) (MHz)
2.0
= 2.2MHz
= 3.3V
2.5
2.0
2.60
2.55
2.50
2.45
100
0.1
10
90
80
70
60
50
40
30
20
10
1
0
OUTPUT2 EFFICIENCY (BUCK CONVERTER)
0.2
OUTPUT2 VOLTAGE (BUCK CONVERTER)
0
0
0.3
EACH CONVERTER SWITCHING
V
IN
20
0.25
= 5V
0.4
FREQUENCY vs. R
V
vs. LOAD CURRENT
vs. LOAD CURRENT
IN
= 16.0V
0.5
R
LOAD (A)
LOAD (A)
OSC
0.50
0.6
40
(kΩ)
V
Typical Operating Characteristics
IN
0.7
= 12.0V
OSC
V
f
SW
0.75
OUT
0.8
60
= 2.2MHz
= 2.5V
0.9
1.00
1.0
80
10.00
1.00
0.10
5.50
5.45
5.40
5.35
5.30
5.25
5.20
5.15
5.10
5.05
5.00
100
90
80
70
60
50
40
30
20
10
0
OUTPUT2 EFFICIENCY (BOOST CONVERTER)
0.02
-50
0.1
VL OUTPUT VOLTAGE vs. CONVERTER
BOTH CONVERTERS SWITCHING
FREQUENCY vs. TEMPERATURE
EACH CONVERTER SWITCHING
SWITCHING FREQUENCY (f
0.6
SWITCHING FREQUENCY
0
vs. LOAD CURRENT
0.08
1.25MHz
2.2MHz
TEMPERATURE (°C)
V
IN
0.6MHz
V
0.3MHz
1.1
= 5.0V
IN
LOAD (A)
= 5.5V
V
50
IN
V
IN
= 3.3V
= 23V
1.6
0.14
V
f
SW
SW
OUT
100
)(MHz)
= 2.2MHz
2.1
= 12V
0.20
150
2.6