LTC3862_15 Datasheet, PDF (2/42 Pages) Linear Technology – Multi-Phase Current Mode Step-Up DC/DC Controller

LTC3862
Absolute Maximum Ratings (Notes 1, 2)
Input Supply Voltage (V_IN).......................... –0.3V to 40V
INTV_CC Voltage ............................................. –0.3V to 6V
INTV_CC LDO RMS Output Current ..........................50mA
RUN Voltage................................................. –0.3V to 8V
SYNC Voltage................................................ –0.3V to 6V
SLOPE, PHASEMODE, D_MAX,
BLANK Voltage........................................... –0.3V to V_3V8
SENSE1⁺, SENSE1^–, SENSE2⁺,
SENSE2^– Voltage....................................... –0.3V to V_3V8
SS, PLLFLTR Voltage................................. –0.3V to V_3V8
ITH Voltage................................................ –0.3V to 2.7V
FB Voltage.................................................. –0.3V to V_3V8
FREQ Voltage............................................. –0.3V to 1.5V
Operating Junction Temperature Range (Notes 3, 4)
LTC3862E.............................................. –40°C to 85°C
LTC3862I............................................ –40°C to 125°C
LTC3862H........................................... –40°C to 150°C
Storage Temperature Range.................... –65°C to 150°C
Reflow Peak Body Temperature ............................ 260°C
Pin Configuration
D_MAX 1
SLOPE 2
BLANK 3
PHASEMODE 4
FREQ 5
SS 6
ITH 7
FB 8
SGND 9
CLKOUT 10
SYNC 11
PLLFLTR 12
TOP VIEW
25
24 3V8
23 SENSE1⁺
22 SENSE1^–
21 RUN
20 V_IN
19 INTV_CC
18 GATE1
17 PGND
16 GATE2
15 NC
14 SENSE2^–
13 SENSE2⁺
D_MAX 1
SLOPE 2
BLANK 3
PHASEMODE 4
FREQ 5
SS 6
ITH 7
FB 8
SGND 9
CLKOUT 10
SYNC 11
PLLFLTR 12
TOP VIEW
24 3V8
23 SENSE1⁺
22 SENSE1^–
21 RUN
20 V_IN
19 INTV_CC
18 GATE1
17 PGND
16 GATE2
15 NC
14 SENSE2^–
13 SENSE2⁺
FE PACKAGE
24-LEAD PLASTIC TSSOP
T_JMAX = 150°C, θ_JA = 38°C/W
EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB
GN PACKAGE
24-LEAD NARROW PLASTIC SSOP
T_JMAX = 150°C, θ_JA = 85°C/W
TOP VIEW
BLANK 1
PHASEMODE 2
FREQ 3
SS 4
ITH 5
FB 6
24 23 22 21 20 19
18 V_IN
17 INTV_CC
16 GATE1
25
15 PGND
14 GATE2
13 NC
7 8 9 10 11 12
UH PACKAGE
24-LEAD (5mm × 5mm) PLASTIC QFN
T_JMAX = 150°C, θ_JA = 44°C/W
EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB
order information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3862EFE#PBF
LTC3862EFE#TRPBF
3862FE
24-Lead Plastic TSSOP
–40°C to 85°C
LTC3862IFE#PBF
LTC3862IFE#TRPBF
3862FE
24-Lead Plastic TSSOP
–40°C to 125°C
LTC3862HFE#PBF
LTC3862HFE#TRPBF
3862FE
24-Lead Plastic TSSOP
–40°C to 150°C
LTC3862EGN#PBF
LTC3862EGN#TRPBF
LTC3862GN
24-Lead Plastic SSOP
–40°C to 85°C
LTC3862IGN#PBF
LTC3862IGN#TRPBF
LTC3862GN
24-Lead Plastic SSOP
–40°C to 125°C
LTC3862HGN#PBF
LTC3862HGN#TRPBF
LTC3862GN
24-Lead Plastic SSOP
–40°C to 150°C
LTC3862EUH#PBF
LTC3862IUH#PBF
LTC3862EUH#TRPBF
3862
LTC3862IUH#TRPBF
3862
24-Lead (5mm × 5mm) Plastic QFN
24-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
–40°C to 125°C
LTC3862HUH#PBF
LTC3862HUH#TRPBF
3862
24-Lead (5mm × 5mm) Plastic QFN –40°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
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/
3862fc
2
For more information www.linear.com/LTC3862