LTM4676A datasheet(4/128 Pages) LINER

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LTC3884/LTC3884-1

3884fe

For more information www.linear.com/LTC3884

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN, IIN+, IIN– .............................................. –0.3V to 40V

(VIN – IIN+), (IIN+ – IIN–) ............................. –0.3V to 0.3V

BOOST0, BOOST1 (LTC3884) .................... –0.3V to 46V

Switch Transient Voltage (SW0, SW1)

(LTC3884)................................................. –5V to 40V

(BOOST0-SW0), (BOOST1-SW1)

(LTC3884)................................................ –0.3V to 6V

Top Gate Transient Voltage TG0, TG1

(LTC3884)................................................–5V TO 46V

VCC0, VCC1 (LTC3884-1)............................... –0.3V to 6V

Top Gate Transient Voltage PWM0, PWM1

(LTC3884-1)............................................. –0.3V to 6V

ISENSE0+, ISENSE0–, ISENSE1+, ISENSE1–,

VSENSE0+, VSENSE1+ ...................................... –0.3V to 6V

(Note 1)

LTC3884

TOP VIEW

SGND

UK PACKAGE

48-LEAD (7mm × 7mm) PLASTIC QFN

VSENSE0+ 1

VSENSE0– 2

ISENSE1+ 3

ISENSE1– 4

ITHR0 5

ITH0 6

ISENSE0+ 7

ISENSE0– 8

TSNS1 9

TSNS0 10

SYNC 11

SCL 12

36 BOOST1

35 TG1

34 SW1

33 PGOOD1

32 VSENSE1+

31 VSENSE1–

30 ITHR1

29 ITH1

28 VDD33

27 SHARE_CLK

26 WP

25 VDD25

TJMAX = 125°C, θJA = 31°C/W, θJC = 3°C/W

EXPOSED PAD (PIN 49) IS SGND, MUST BE SOLDERED TO PCB

TOP VIEW

SGND

RHE PACKAGE

48-LEAD (5mm × 6mm) PLASTIC GQFN

PGOOD0 1

VSENSE0+ 2

VSENSE0– 3

ISENSE1+ 4

ISENSE1– 5

ITHR0 6

ITH0 7

ISENSE0+ 8

ISENSE0– 9

TSNS1 10

TSNS0 11

SYNC 12

SCL 13

SDA 14

38 BG1

37 BOOST1

36 TG1

35 SW1

34 PGOOD1

33 VSENSE1+

32 VSENSE1–

31 ITHR1

30 ITH1

29 VDD33

28 SHARE_CLK

27 WP

26 VDD25

25 PHASE_CFG

TJMAX = 125°C, θJA = 31°C/W, θJC = 3.7°C/W

EXPOSED PADS (PIN 49) ARE SGND, MUST BE SOLDERED TO PCB

VSENSE0–, VSENSE1–................................... –0.3V to 0.3V

EXTVCC, INTVCC........................................... –0.3V to 6V

(EXTVCC – VIN) ........................................................5.5V

PGOOD0, PGOOD1.................................... –0.3V to 3.6V

RUN0, RUN1, SDA, SCL, ALERT................ –0.3V to 5.5V

ASEL0, ASEL1, VOUT0_CFG0, VOUT1_CFG,

FREQ_CFG, PHASE_CFG .................... –0.3V to 2.75V

FAULT0, FAULT1, SHARE_CLK, WP, SYNC –0.3V to 3.6V

TSNS0, TSNS1.......................................... –0.3V to 3.6V

ITH0, ITH1, ITHR0, ITHR1 .............................. –0.3V to 3.6V

Operating Junction Temperature Range

(Notes 2, 17, 18).......................................–40°C to 125°C

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

*See Derating EEPROM Retention at Temperature in Applications Informa-

tion section for junction temperatures in excess of 125°C.

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