MAX5073ETI+ Maxim Integrated Products, MAX5073ETI+ Datasheet - Page 6

• Manufacturer Part Number: MAX5073ETI+
• Description: IC CONV BUCK/BOOST 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of MAX5073ETI+

• 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: 28-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 Internal Power MOSFETs
(V+ = VL = 5.2V, T
6
_______________________________________________________________________________________
CONVERTER 2 LOAD-TRANSIENT RESPONSE
LOAD-TRANSIENT RESPONSE
LINE-TRANSIENT RESPONSE
(BOOST CONVERTER)
(BUCK CONVERTER)
(BUCK CONVERTER)
A
= +25°C, unless otherwise noted.)
100µs/div
100µs/div
1ms/div
MAX5073 toc10
MAX5073 toc12
MAX5073 toc14
V
AC-COUPLED
100mV/div
V
AC-COUPLED
100mV/div
I
500mA/div
0A
V
5V/div
0V
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
I
50mA/div
0A
OUT2
OUT2
IN
OUT1
OUT2
OUT1
OUT2
OUT1
OUT2
= 3.3V/1.5A
= 2.5V/0.75A
= 3.3V
= 2.5V
= 3.3V
= 12V
Typical Operating Characteristics (continued)
CONVERTER 1 LOAD-TRANSIENT RESPONSE
OUT-OF-PHASE OPERATION
SOFT-START/SOFT-STOP
(BUCK CONVERTER)
100µs/div
100ns/div
2ms/div
MAX5073 toc11
MAX5073 toc13
MAX5073 toc15
V
AC-COUPLED
200mV/div
I
1A/div
0A
ENABLE
5V/div
0V
V
2V/div
0V
V
2V/div
0V
SOURCE2
5V/div
0V
SOURCE1
5V/div
0V
INPUT RIPPLE
AC-COUPLED
20mV/div
CLKOUT
5V/div
0V
OUT1
OUT1
OUT1
OUT2
= 3.3V
= 3.3V/1A
= 2.5V/0.5A