LTC3115-1
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V
IN
, PV
IN
, PV
OUT
........................................ –0.3V to 45V
V
SW1
DC........................................... –0.3V to (PV
IN
+ 0.3V)
Pulsed (<100ns) ......................–1.5V to (PV
IN
+ 1.5V)
V
SW2
DC.........................................–0.3V to (PV
OUT
+ 0.3V)
Pulsed (<100ns) .................... –1.5V to (PV
OUT
+ 1.5V)
V
RUN
............................................. –0.3V to (V
IN
+ 0.3V)
V
BST1
.....................................V
SW1
– 0.3V to V
SW1
+ 6V
V
BST2
.....................................V
SW2
– 0.3V to V
SW2
+ 6V
Voltage, All Other Pins ................................. –0.3V to 6V
Operating Junction Temperature Range (Notes 2, 4)
LTC3115E-1/LTC3115I-1 ..................... –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
FE...................................................................... 300°C
PIN CONFIGURATION
TOP VIEW
TOP VIEW
RUN
SW2
PV
OUT
GND
GND
VC
FB
RT
1
2
3
4
5
6
7
8
PGND
17
16 PWM/SYNC
15 SW1
14 PV
IN
13 BST1
12 BST2
11 PV
CC
10 V
IN
9
V
CC
PGND
RUN
SW2
PV
OUT
GND
GND
VC
FB
RT
1
2
3
4
5
6
7
8
9
21
PGND
20 PGND
19 PWM/SYNC
18 SW1
17 PV
IN
16 BST1
15 BST2
14 PV
CC
13 V
IN
12 V
CC
11 PGND
PGND 10
DHD PACKAGE
16-LEAD (5mm
×
4mm) PLASTIC DFN
T
JMAX
= 125°C,
θ
JA
= 43°C/W,
θ
JC
= 4.3°C/W
EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
FE PACKAGE
20-LEAD PLASTIC TSSOP
T
JMAX
= 125°C,
θ
JA
= 38°C/W,
θ
JC
= 10°C/W
EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED
TO PCB FOR RATED THERMAL PERFORMANCE
ORDER INFORMATION
LEAD FREE FINISH
LTC3115EDHD-1#PBF
LTC3115IDHD-1#PBF
LTC3115EFE-1#PBF
LTC3115IFE-1#PBF
TAPE AND REEL
LTC3115EDHD-1#TRPBF
LTC3115IDHD-1#TRPBF
LTC3115EFE-1#TRPBF
LTC3115IFE-1#TRPBF
PART MARKING*
31151
31151
LTC3115FE-1
LTC3115FE-1
PACKAGE DESCRIPTION
16-Lead (5mm
×
4mm) Plastic DFN
16-Lead (5mm
×
4mm) Plastic DFN
20-Lead Plastic TSSOP
20-Lead Plastic TSSOP
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°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.
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/
31151f
2
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
