LTC3810-5 Datasheet, PDF (2/36 Pages) Linear Technology – 60V Current Mode Synchronous Switching Regulator Controller

LTC3810-5
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltages
INTV_CC, DRV_CC....................................... –0.3V to 14V
(DRV_CC – BGRTN), (BOOST – SW) ........ –0.3V to 14V
BOOST (Continuous) ............................. –0.3V to 85V
BOOST (≤400ms) .................................. –0.3V to 95V
BGRTN........................................................ –5V to 0V
EXTV_CC .................................................. –0.3V to 15V
(EXTV_CC – INTV_CC).................................. –12V to 12V
(NDRV – INTV_CC) Voltage........................... –0.3V to 10V
SW, SENSE⁺ Voltage (Continuous)................ –1V to 70V
SW, SENSE⁺ Voltage (400ms)....................... –1V to 80V
I_ON Voltage (Continuous) ........................... –0.3V to 70V
I_ON Voltage (400ms) .................................. –0.3V to 80V
SS/TRACK Voltage ....................................... –0.3V to 5V
PGOOD Voltage............................................ –0.3V to 7V
V_RNG, V_ON, MODE/SYNC, SHDN,
UVIN Voltages............................................ –0.3V to 14V
PLL/LPF, FB Voltages................................. –0.3V to 2.7V
TG, BG, INTV_CC, EXTV_CC RMS Currents .................50mA
Operating Temperature Range (Note 2)
LTC3810E-5 ......................................... –40°C to 85°C
LTC3810I-5 ........................................ –40°C to 125°C
Junction Temperature (Notes 3, 7)........................ 125°C
Storage Temperature Range................... –65°C to 125°C
PIN CONFIGURATION
TOP VIEW
32 31 30 29 28 27 26 25
NC 1
24 SENSE⁺
V_ON 2
V_RNG 3
PGOOD 4
MODE/SYNC 5
23 NC
22 NC
21 NC
33
20 SENSE^–
I_TH 6
V_FB 7
PLL/LPF 8
19 BGRTN
18 BG
17 DRV_CC
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 34°C/W
EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3810EUH-5#PBF
LTC3810IUH-5#PBF
LTC3810EUH-5#TRPBF 38105
LTC3810IUH-5#TRPBF 38105
32-Lead (5mm × 5mm) Plastic QFN
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
–40°C to 125°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3810EUH-5
LTC3810IUH-5
LTC3810EUH-5#TR
LTC3810IUH-5#TR
38105
38105
32-Lead (5mm × 5mm) Plastic QFN
32-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
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/
38105fc
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