LT3582EUD-5 데이터 시트보기 (PDF) - Linear Technology

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LT3582EUD-5

I2C Programmable Boost and Single Inductor Inverting DC/DC Converters with OTP

Linear Technology 

LT3582/LT3582-5/LT3582-12

ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. VIN = 3.6V, VSHDN = VIN unless otherwise noted. (Note 3)

Programmable Output Characteristics

SYMBOL

PARAMETER

CONDITIONS

MIN TYP MAX UNITS

IRAMP10

IRAMP11

VVPLUS

RAMPP/RAMPN Pull Up Current2

IRMP Code = 10

RAMPP/RAMPN Pull Up Current2

IRMP Code = 11

VOUTP Voltage

Bit is Set from

Increase

0 to 12

When

VPLUS

VRAMPP = 0.0V

VRAMPN = 0.0V

VRAMPP = 0.0V

VRAMPN = 0.0V

l 2.8

4.0

5.2

μA

l 5.6

8.0 10.4

μA

25

mV

Input/Output Pin Characteristics

SYMBOL

VSHDN_VIH

VSHDN_VIL

VHYST_SHDN

ISHDN_BIAS

VCA_VIH

VCA_VIL

VSDA_VIH

VSDA_VIL

VSCL_VIH

VSCL_VIL

VHYST

ILEAK_CA

ILEAK_SCL

ILEAK_SDA

CIN

VSDA_OL

VPP_RANGE

VPPUVLO

PARAMETER

SHDN Input Voltage High

SHDN Input Voltage Low

SHDN Input Hysteresis

SHDN Pin Bias Current

CA Input Voltage High

CA Input Voltage Low

SDA Input Voltage High

SDA Input Voltage Low

SCL Input Voltage High

SCL Input Voltage Low

Input Hysteresis

CA Input Leakage Current

SCL Input Leakage Current

SDA Input Leakage Current

Input Capacitance

SDA Output Low Voltage

VPP Voltage Range for OTP Write2

Under-voltage Lockout for VPP Pin2

CONDITIONS

VSHDN = 1V

SDA, SCL Pins

CA = 0V & 5.5V

SCL = 0V & 5.5V

SDA = 0V & 5.5V

SDA, SCL Pins

3mA into SDA Pin

I2C Timing Characteristics

SYMBOL

PARAMETER

CONDITIONS

fSCL

tLOW

tHIGH

tBUF

tHD,STA

tSU,STA

tSU,STO

tHD,DATXMIT

Serial Clock Frequency

Serial Clock Low Period

Serial Clock High Period

Bus Free Time Between Stop and Start

Start Condition Hold Time

Start Condition Setup Time

Stop Condition Setup Time

Data Hold Time Transmitting

LT3582 Sending Data to Host

MIN

l 1.1

l

2.5

l 0.7 × VIN

l

l 1.25

l

l 1.25

l

l

l

l

l

13

l 12.05

TYP

50

4.5

80

3

12.45

MAX

0.3

6.5

0.3 × VIN

0.85

0.85

±1

±1

±1

0.4

15

12.85

UNITS

V

V

mV

μA

V

V

V

V

V

V

mV

μA

μA

μA

pF

V

V

V

MIN TYP MAX UNITS

l

100

kHz

l 4.7

μs

l 4.0

μs

l 4.7

μs

l 4.0

μs

l 4.7

μs

l 4.0

μs

l 300

ns

3582512f

4

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