LTC3225-1 datasheet(2/14 Pages) LINER

2 / 14 page

LTC3225/LTC3225-1

3225fb

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN, COUT to GND ......................................... –0.3V to 6V

SHDN, VSEL...................................... –0.3V to VIN + 0.3V

COUT Short-Circuit Duration ............................. Indeﬁnite

IVIN Continuous (Note 2)......................................350mA

IOUT Continuous (Note 2).....................................175mA

Operating Temperature Range (Note 3).... –40°C to 85°C

Storage Temperature Range................... –65°C to 125°C

(Note 1)

TOP VIEW

DDB PACKAGE

10-LEAD (3mm

2mm) PLASTIC DFN

C+

C–

SHDN

PGOOD

COUT

VIN

GND

PROG

VSEL

TJMAX = 125°C, θJA = 76°C/W

EXPOSED PAD (PIN 11) MUST BE SOLDERED TO

LOW IMPEDANCE GND PLANE (PIN 8) ON PCB

ORDER INFORMATION

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

LTC3225

VIN-UVLO

Input Supply Undervoltage Lockout

High-to-Low Threshold

VSEL = VIN

VSEL = 0

2.65

2.4

2.75

2.5

2.85

2.6

VIN-UVLO-HYS

Input Supply Undervoltage Lockout

Hysteresis

VSEL = VIN

VSEL = 0

150

140

VIN

Input Voltage Range

VSEL = VIN

VSEL = 0V

2.8

5.5

VCOUT

Charge Termination Voltage

Sleep Mode Threshold (Rising Edge)

VSEL = VIN

VSEL = 0V

5.2

4.7

5.3

4.8

5.4

4.9

VCOUT-HYS

Output Comparator Hysteresis

100

VTOP/BOT

Maximum Voltage Across Each of the

Supercapacitors After Charging

VSEL = VIN

VSEL = 0V

2.75

2.5

LTC3225-1

VIN-UVLO

Input Supply Undervoltage Lockout

High-to-Low Threshold

VSEL = VIN

VSEL = 0

2.25

2.0

2.35

2.1

2.45

2.2

VIN-UVLO-HYS

Input Supply Undervoltage Lockout

Hysteresis

VSEL = VIN

VSEL = 0

150

140

The

l denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C. VIN = 3.6V, CIN = 2.2μF, CFLY = 1μF, unless otherwise speciﬁed (Note 3).

Lead Free Finish

TAPE AND REEL (MINI)

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3225EDDB#TRMPBF

LTC3225EDDB#TRPBF

LCYR

10-Lead (3mm

× 2mm) Plastic DFN

–40°C to 85°C

LTC3225EDDB-1#TRMPBF

LTC3225EDDB-1#TRPBF

LFFS

10-Lead (3mm

× 2mm) Plastic DFN

–40°C to 85°C

TRM = 500 pieces.

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges.

Consult LTC Marketing for information on lead based ﬁnish parts.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel speciﬁcations, go to: http://www.linear.com/tapeandreel/

LTC3225-1 датащи(PDF) 2 Page - Linear Technology

LTC3225-1 датащи(HTML) 2 Page - Linear Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14

датащи скачать

ссылки URL