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MP3336GC 数据表(PDF) 5 Page - Monolithic Power Systems

部件名 MP3336GC
功能描述  Dual-Channel, Flash LED Driver with 2A/Ch and I2C Interface
PDF  27 Pages
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制造商  MPS [Monolithic Power Systems]
网页  http://www.monolithicpower.com
标志 MPS - Monolithic Power Systems

MP3336GC 数据表(HTML) 5 Page - Monolithic Power Systems

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MP3336 – DUAL-CHANNEL, FLASH LED DRIVER WITH I
2C INTERFACE
MP3336 Rev.1.01
www.MonolithicPower.com
5
5/16/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 3.6V, TA = 25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max
Units
Supply
Operating input voltage
VIN
2.7
5.5
V
Input UVLO threshold
VIN_UVLO
Rising edge
2.35
V
Input UVLO hysteresis
160
mV
Standby current
IQ_STANDBY
VIN = 2.7V to 5.5V, I
2C active
23
μA
Shutdown current
IQ_SD
VIN = 2.7V to 5.5V, EN = low
2
μA
Operating quiescent current
IQ
VIN = 3.6V, no switching,
pass mode
1.5
mA
Switching Regulator
Switching frequency
fs
SW_FS = 11
0.9
1
1.1
MHz
Minimum on time
tON_MIN
68
ns
NMOS on resistance
RDSON_N
VIN = 3.6V
45
mΩ
PMOS on resistance
RDSON_P
VIN = 3.6V
60
mΩ
Constant DC output voltage
VOUT_5V
5V DC mode
5
V
Inductor current limit
ILIMIT
Code setting = 10,
max duty cycle
3.5
A
LED Driver
Flash current setting
ILED_FLASH
Flash mode,
value setting = 00000000
0
mA
Flash mode,
value setting = 00100110
279
300
321
mA
Torch current setting
ILED_TORCH
Assist/torch mode,
value setting = 00000000
0
mA
Assist/torch mode,
value setting = 11110000
279
300
321
mA
Current source headroom
voltage
VHD
Current = 1250mA
(5)
350
mV
Current = 200mA
150
mV
Current ramp-up step time
tRAMP_UP
TUP_I = 111
1
μs
TUP_I = 000
8
μs
Current ramp-down step
time
tRAMP_DOWN
1
μs
LED1/2 load balance voltage
hysteresis
VLED_HYS
130
mV
Digital Input
Input logic low voltage
0.4
V
Input logic high voltage
1.2
V
Strobe/torch/TX pull-down
resistor
250
kΩ
NOTE:
5) Guaranteed by design.



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