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MP1601A Datasheet(PDF) 4 Page - Monolithic Power Systems

Part # MP1601A
Description  1A Synchronous Step-down Converter with Forced CCM Mode
PDF  17 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP1601A Datasheet(HTML) 4 Page - Monolithic Power Systems

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MP1601A – 1A, SYNCHRONOUS, STEP-DOWN CONVERTER IN A SOT563
MP1601A Rev. 1.0
www.MonolithicPower.com
4
9/2/2016
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2016 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 3.6V, TJ = -40°C to +125°C, typical value is tested at TJ = +25°C. The limit over temperature
is guaranteed by characterization, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Feedback voltage
VFB
2.3
V ≤ VIN ≤ 5.5V, TJ = 25°C
594
600
606
mV
TJ = -40°C to +125°C
588
612
Feedback current
IFB
VFB = 0.63V
50
100
nA
P-FET switch on resistance
RDSON_P
160
mΩ
N-FET switch on resistance
RDSON_N
120
mΩ
Switch leakage current
VEN = 0V, TJ = 25°C
0
1
μA
P-FET peak current limit
Sourcing
2
A
N-FET valley current limit
Sourcing, valley current limit
1.2
A
On time
TON
VIN = 5V, VOUT = 1.2V
110
ns
VIN = 3.6V, VOUT = 1.2V
150
Switching frequency
fs
VIN = 5V, VOUT = 1.2V,
IOUT = 500mA, TJ = 25°C (5)
2200
kHz
VIN = 5V, VOUT = 1.2V,
IOUT = 500mA,
TJ = -40°C to +125°C (5)
2200
kHz
Minimum off time
TMIN_OFF
60
ns
Minimum on time (5)
TMIN_ON
60
ns
Soft-start time
TSS_ON
VOUT rise from 10% to 90%
0.5
ms
Under-voltage lockout
threshold rising
2
2.25
V
Under-voltage lockout
threshold hysteresis
150
mV
EN input logic low voltage
0.4
V
EN input logic high voltage
1.2
V
Output discharge resistor
RDIS
VEN = 0V, VOUT = 1.2V
1
kΩ
EN input current
VEN = 2V
1.2
μA
VEN = 0V
0
μA
Supply current (shutdown)
VEN = 0V, TJ = 25°C
0
1
μA
Supply current (quiescent)
VEN = 2V, VFB = 0.63V,
VIN = 3.6V, 5V, TJ = 25°C
0.5
mA
Thermal shutdown (6)
160
°C
Thermal hysteresis (6)
30
°C
NOTES:
5) Guaranteed by characterization.
6) Guaranteed by design.



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