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MP2166 Folha de dados(PDF) 5 Page - Monolithic Power Systems

Nome de Peças MP2166
Descrição Electrónicos  6V, Dual 2A/2A or 3A/1A, Low Quiescent Current, Synchronous Buck with PG and SS
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Fabricante Electrônico  MPS [Monolithic Power Systems]
Página de início  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

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MP2166
– 6V, DUAL 2A/2A OR 3A/1A, SYNC, BUCK REGULATOR WITH PG AND SS
MP2166 Rev. 1.0
www.MonolithicPower.com
5
3/14/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 5V, TJ = -40°C to +125°C
(4), unless otherwise noted. Typical values are at T
J = +25°
C.
Parameters
Symbol
Condition
Min
Typ
Max
Units
Supply current (quiescent)
IQ
VIN = 5V, VEN = 2V,
VFB = 0.65V, no switching
60
80
μA
Shutdown current
ISHDN
VEN = 0V, CCM=GND,
TJ = +25°C
0
0.2
μA
VEN = 0V, CCM=GND
TJ = -40°C to +85°C
(5)
0
1.5
μA
VEN = 0V, CCM=GND
TJ = +85°C to +125°C
5
μA
VIN under-voltage lockout
threshold
INUVLO
Rising edge
2.4
2.55
V
VIN under-voltage lockout
hysteresis
INUVLO_HYS
230
mV
Regulated FB voltage
VFB
TJ = +25°C
0.593
0.600
0.607
V
TJ = -40°C to +125°C
0.588
0.600
0.612
V
FB input current
IFB
VFB = 0.65V
0
50
nA
EN high threshold
VEN_H
1.6
V
EN low threshold
VEN_L
0.4
V
EN input current
IEN
VEN = 2V
0
0.1
μA
VEN = 0V
0
0.1
HS switch on resistance
RDSON_P
VIN = 5V
55
90
mΩ
LS switch on resistance
RDSON_N
VIN = 5V
20
45
mΩ
SW leakage current
ISW_LK
VEN = 0V, VIN = 6V,
VSW = 0V and 6V,
TJ = 25°C
-1
0
1
μA
HS switch current limit
(5)
IHS_LIMIT
Sourcing
3.4
4.5
5.6
A
LS valley current limit
(5)
IVALLEY
3.9
A
LS switch current limit
ILS_LIMIT
Sinking, CCM
1
A
Oscillator frequency accuracy
fSW
RFREQ = 665k
298
350
402
kHz
RFREQ = 200k
850
1000
1150
kHz
RFREQ = 51k
2700
3000
3300
kHz
Sync frequency range
fSYNC
0.35
3
MHz
Phase shift
180
degree
Minimum on time
(5)
TON_MIN
55
ns
Minimum off time
(5)
TOFF_MIN
50
ns
Maximum duty cycle
DMAX
100
%
Thermal shutdown threshold
(5)
TD
175
°C
Thermal shutdown hysteresis
(5)
TD_HYS
40
°C
Soft-start charging current
ISS
VSS = 0V
2
3.2
5
μA
Power good rising threshold
PGOODVth-Hi
0.85
0.9
0.95
VFB
Power good falling threshold
PGOODVth-Lo
0.77
0.82
0.87
VFB
Power good rising delay
TPGOOD_R
30
μs
Power good falling delay
TPGOOD_F
40
μs
CCM on threshold
1.6
V
CCM off threshold
0.4
V
NOTE:
4) Not tested in production and guaranteed by over-temperature correlation.
5) Not tested in production and guaranteed by design and characterization.


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