MPM3686GRU Datasheet, PDF (5/19 Pages) MPS Industries, Inc. – 18V 20A Step-Down Power Module in 12x15x4mm QFN

MPM3686 – 18V 20A STEP-DOWN POWER MODULE
ELECTRICAL CHARACTERISTICS
V_IN = 12V, V_OUT = 1.2V, R_trim =10kΩ, C_trim =560pF, T_J = 25C, unless otherwise noted.
Parameters
Symbol Condition
Min Typ Max
Input Voltage Range
Input Voltage Range
V_IN
5V External VCC
2.5
4.5
18
18
Output Voltage
Output Voltage Range 6)
V_{OUT RANGE}
0.65
5
Output Voltage Accuracy (Load
Regulation) 6)
V_{OUT_DC_Load}
C_OUT =5X47μF Ceramic,
I_OUT =0A to 20A
±0.5
Output Voltage Accuracy (Line
Regulation) 6)
V_{OUT_DC_Line}
C_OUT =5X47μF Ceramic,
V_IN =4.5V to 18V, I_OUT =5A
±0.4
Quiescent Current
Quiescent Current
Current Limit
I_IN
V_EN =2V, V_FB=0.65V
700 860 1000
Output Current Limit
I_LIM
Switching Frequency 6)
20
25
30
Switching Frequency
f_SW
I_OUT=5A
Over-voltage and Under-voltage Protection
400 500 600
OVP Non-latch Threshold 7)
OVP Threshold 6)
UVP Threshold 6)
V_{OVP_NON-}
LATCH
V_{OVP TH}
V_UVP
With negative current limit
No negative current limit
117% 120% 123%
127% 130% 133%
47% 50% 53%
Reference And Soft Start
T_J = 0C to +70C
608 611 614
Reference Voltage 8)
V_REF
T_J = 0C to +120C
605 611 617
Soft Start Time
Timer 6)
T_J = -40C to +125C
t_SS
602 611 620
2
2.8 3.6
Minimum ON Time
Minimum OFF Time
T_{ON MIN}
T_{OFF MIN}
20
30
40
200 360 420
Units
V
V
V
%Vout
%Vout
uA
A
kHz
V_FB
V_FB
V_FB
mV
mV
mV
ms
ns
ns
MPM3686 Rev. 1.02
www.MonolithicPower.com
5
10/13/2016
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