MP3422—6.5A, 600KHZ HIGH EFFICIENCY, SYNCHRONOUS, STEP-UP CONVERTER WITH OUTPUT DISCONNECT IN 2X2MM QFN PACKAGE
MP3422 Rev.1.01 www.MonolithicPower.com 5
8/6/2014 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2014 MPS. All Rights Reserved.
TYPICAL CHARACTERISTICS
V
IN
= V
EN
= 3.3V, V
OUT
= 5V, L = 1.5µH, T
A
= 25°C, unless otherwise noted.
EN THRESHOLD(V)
VIN UVLO THRESHOLD(V)
OUTPUT VOLTAGE(V)
Quiescent Current vs.
Output Voltage
V
IN
<V
OUT
Shutdown Current vs.
Input Voltage
EN=LOW
EN Threshold vs.
Temperature
VOUT Rising Threshold for
switching vs. Temperature
Input UVLO Threshold vs.
Temperature
Frequency vs.
Temperature
Linear-Charging Current
Limit vs. Output Voltage
Feedback Voltage vs.
Temperature
INPUT VOLTAGE(V)
FREQUENCY(kHz)
FB REGULATION VOLTAGE(mV)
OUTPUT VOLTAGE(V)
INPUT VOLTAGE(V)
Quiescent Current vs.
Input Voltage
V
IN
>V
OUT
10
20
30
40
50
60
1.5 2 2.5 3 3.5 4 4.5 5 5.5
10
20
30
40
50
60
1.5 2 2.5 3 3.5 4 4.5 5 5.5
0
0.4
0.8
1.2
1.6
2
1.5 2 2.5 3 3.5 4 4.5 5 5.5
0
0.4
0.8
1.2
1.6
2
-40 -20 0 20 40 60 80 100120140
Rising Threshold
Falling Threshold
0
0.25
0.5
0.75
1
-40 -20 0 20 40 60 80 100120140
Rising Threshold
Falling Threshold
1
1.25
1.5
1.75
2
2.25
2.5
-40 -20 0 20 40 60 80 100120140
VOUT THRESHOLD(V)
780
785
790
795
800
805
810
815
820
-40 -20 0 20 40 60 80 100120140
500
550
600
650
700
750
-40 -20 0 20 40 60 80 100120140
0
0.25
0.5
0.75
1
0 0.4 0.8 1.2 1.6 2
LINEAR CHARGING LIMIT(A)
V
IN
=2.8V
V
IN
=4.2V
