LTC3602_15 Datasheet, PDF (2/20 Pages) Linear Technology – 2.5A, 10V, Monolithic Synchronous Step-Down Regulator

LTC3602
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage (PV_IN)....................... –0.3V to 11V
SW (DC)...................................... –0.3V to (PV_IN + 0.3V)
BOOST ................................. (V_SW –0.3V) to (V_SW + 6V)
RUN ........................................................... –0.3V to 11V
All Other Pins ............................................... –0.3V to 6V
Peak SW Sink and Source Current (Note 7) .............6.5A
Operating Temperature Range (Note 2)....–40°C to 85°C
Junction Temperature (Notes 5, 6)........................ 125°C
Lead Temperature
(Soldering, FE Package 10 seconds)................. 300°C
PIN CONFIGURATION
TOP VIEW
SYNC/MODE 1
PGOOD 2
R_T 3
16 INTV_CC
15 PV_IN
14 BOOST
I_TH 4
17
13 SW
V_FB 5
12 SW
RUN 6
11 SW
TRACK/SS 7
10 PGND
PGND 8
9 PGND
FE PACKAGE
16-LEAD PLASTIC TSSOP
T_JMAX = 125°C, θ_JA = 38°C/W, θ_JC = 10°C/W
EXPOSED PAD (PIN 17) IS SGND, MUST BE SOLDERED TO PCB
TOP VIEW
20 19 18 17 16
PV_IN 1
PV_IN 2
INTV_CC 3
SYNC/MODE 4
PGOOD 5
15 PGND
14 PGND
21
13 PGND
12 PGND
11 TRACK/SS
6 7 8 9 10
UF PACKAGE
20-LEAD (4mm s 4mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 37°C/W, θ_JC = 10°C/W
EXPOSED PAD (PIN 21) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3602EFE#PBF
LTC3602EFE#TRPBF
3602FE
16-Lead Plastic TSSOP
–40°C to 85°C
LTC3602IFE#PBF
LTC3602IFE#TRPBF
3602FE
16-Lead Plastic TSSOP
–40°C to 85°C
LTC3602EUF#PBF
LTC3602EUF#TRPBF
3602
20-Lead (4mm × 4mm) Plastic QFN –40°C to 85°C
LTC3602IUF#PBF
LTC3602IUF#TRPBF
3602
20-Lead (4mm × 4mm) Plastic QFN –40°C to 85°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/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T_A = 25°C. V_IN = 8.4V unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX
PV_IN
V_FB
ΔV_FB(LINEREG)
ΔV_FB(LOADREG)
Operating Voltage Range
Regulated Feedback Voltage
Feedback Voltage Line Regulation
Feedback Voltage Load Regulation
I_TH = 0.7V (Note 3)
V_IN = 5V to 10V, I_TH = 0.7V
I_TH = 0.36V to 0.84V
4.5
l 0.594
l
0.6
0.005
0.02
10
0.606
0.1
UNITS
V
V
%/V
%
3602fb
2