LTC3812-5_15 Datasheet, PDF (2/34 Pages) Linear Technology – 60V Current Mode Synchronous Switching Regulator Controller

LTC3812-5
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltages
INTV_CC ................................................... –0.3V to 14V
(INTV_CC – PGND), (BOOST – SW) ......... –0.3V to 14V
BOOST (Continuous) ............................. –0.3V to 85V
BOOST (≤400ms) .................................. –0.3V to 95V
EXTV_CC .................................................. –0.3V to 15V
(EXTV_CC – INTV_CC).................................. –12V to 12V
(NDRV – INTV_CC) Voltage........................... –0.3V to 10V
SW Voltage (Continuous).............................. –1V to 70V
SW Voltage (400ms)..................................... –1V to 80V
I_ON Voltage (Continuous) ........................... –0.3V to 70V
I_ON Voltage (400ms) .................................. –0.3V to 80V
RUN/SS Voltage........................................... –0.3V to 5V
PGOOD Voltage............................................ –0.3V to 7V
V_RNG, FCB Voltages.................................... –0.3V to 14V
FB Voltage................................................. –0.3V to 2.7V
TG, BG, INTV_CC, EXTV_CC RMS Currents .................50mA
Operating Junction Temperature Range
(Notes 2, 3, 7)........................................ –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
PIN CONFIGURATION
TOP VIEW
I_ON 1
V_RNG 2
PGOOD 3
FCB 4
I_TH 5
V_FB 6
RUN/SS 7
SGND 8
16 BOOST
15 TG
14 SW
13 PGND
17
12 BG
11 INTV_CC
10 EXTV_CC
9 NDRV
FE PACKAGE
16-LEAD PLASTIC TSSOP
T_JMAX = 125°C, θ_JA = 38°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
LTC3812EFE-5#PBF
LTC3812EFE-5#TRPBF
3812EFE-5
16-Lead Plastic TSSOP
LTC3812IFE-5#PBF
LTC3812IFE-5#TRPBF
3812IFE-5
16-Lead Plastic TSSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard 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/
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
38125fc
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