LT3750A

2

Rev. 0

For more information www.analog.com

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

RBG .........................................................................1.5V

SOURCE......................................................................1V

Current into RDCM Pin........................................... ±1mA

Current into DONE Pin ........................................... ±1mA

Operating Temperature Range (Note 2)....–40°C to 85°C

Storage Temperature Range .................. –65°C to 150°C

(Note 1)

1

2

3

4

5

DONE

CHARGE

GND

10

9

8

7

6

RBG

RDCM

GATE

SOURCE

TOP VIEW

MS PACKAGE

10-LEAD PLASTIC MSOP

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3750AEMS#PBF

LT3750AEMS#TRPBF

LTHNS

10-Lead Plastic MSOP

–40°C to 85°C

Contact the factory for parts specified with wider operating temperature ranges.

Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.

ELECTRICAL CHARACTERISTICS

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

l

2.8

3

V

l

2.5

3

V

Not Switching, CHARGE = 5V

Not Switching, CHARGE = 0V

1.6

2.5

1

mA

µA

Not Switching, CHARGE = 5V

Not Switching, CHARGE = 0V

140

250

1

µA

µA

CHARGE Pin Current

CHARGE = 24V

CHARGE = 5V

CHARGE = 0V

24

19

1

µA

µA

µA

CHARGE Pin Enable Voltage

l

0.87

1.1

V

CHARGE Pin Disable Voltage

DC Threshold

Dynamic Threshold (Note 3)

l

l

0.2

30

0.6

60

V

mV

Minimum CHARGE Pin Low Time

High→Low→High

20

µs

Measured RBG Pin

l

1.215

1.24

1.265

V

1µs Pulse Width, Measured on RBG Pin

30

mV

RBG Pin Bias Current

RBG = 1.2V

70

500

nA

DCM Comparator Trip Voltage

l

5

36

80

mV

Current Limit Comparator Trip Voltage

l

68

78

88

mV

DONE Output Signal High

100kΩ to 5V

4.9

5

V

DONE Output Signal Low

100kΩ to 5V

0.1

0.2

V

DONE Pin Leakage Current

DONE = 2.5V

0.2

µA

NMOS Minimum On Time

0.6

µs