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GRM185B31A105KE35 Datasheet(PDF) 7 Page - Panasonic Semiconductor

Part # GRM185B31A105KE35
Description  600mA Synchronous DC-DC Step Down Regulator (1ch) 300mA LDO Regulator (4ch) Multi Power Supply (High Efficiency Power LSI)
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Manufacturer  PANASONIC [Panasonic Semiconductor]
Direct Link  http://www.panasonic.com/industrial/
Logo PANASONIC - Panasonic Semiconductor

GRM185B31A105KE35 Datasheet(HTML) 7 Page - Panasonic Semiconductor

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7
AN30183A
Ver. AEB
*2
kHz
400
0
FOSC
SCL clock frequency
*2
μA
10
–10
SCL, SDA =
0.1
× V
DVDDmax to
0.9
× V
DVDDmax
IL
Input current each I/O pin
*2
V
0.2
×
VDVDD
0
VDVDD < 2 V
SDA(sink current) = 3 mA
VOL2
Low-level output voltage 2
*2
V
0.4
0
VDVDD > 2 V
SDA(sink current) = 3 mA
VOL1
Low-level output voltage 1
I2C Bus (Internal I/O Stage Characteristics)
*1
*2
V
VDVDD
max
+ 0.5
0.7
×
VDVDD
Voltage which recognized that
SDA and SCL are High-level
VIH1
High-level input voltage
*1
*2
V
0.3
×
VDVDD
–0.5
Voltage which recognized that
SDA and SCL are Low-level
VIL1
Low-level input voltage
Reference values
Typ
Unit
Max
Notes
Min
Conditions
Symbol
Parameter
APPLICATION INFORMATION
REFERENCE VALUES FOR DESIGN
VVBAT(DDVBAT1 = VB = VIN2) = 3.7V, DVDD = 1.85V
Ta = 25 °C ± 2 °C unless otherwise noted.
Notes) *1 : The input threshold voltage of I2C bus (Vth) is linked to V
DVDD.
In case the pull-up voltage is not V
DVDD, the threshold voltage (Vth) is fixed to ((VDVDD / 2) ± (Schmitt width) / 2 ) and High-level,
Low-level of input voltage are not specified.
In this case, pay attention to Low-level (max.) value (V
ILmax).
It is recommended that the pull-up voltage of I2C bus is set to the I2C bus I/O stage supply voltage (V
DVDD).
*2 :Checked by design, not production tested.


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