LTC3835-1 Linear Technology, LTC3835-1 Datasheet - Page 2

• Manufacturer Part Number: LTC3835-1
• Description: Low IQ Synchronous Step-Down Controller
• Manufacturer: Linear Technology

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ABSOLUTE MAXIMUM RATINGS
LTC3835-1
Input Supply Voltage (V
Top Side Driver Voltage (BOOST) ............... 42V to –0.3V
Switch Voltage (SW) ..................................... 36V to –5V
INTV
RUN, TRACK/SS ......................................... 7V to –0.3V
SENSE
PLLIN/MODE, PLLLPF .........................INTVCC to –0.3V
I
Peak Output Current <10μs (TG, BG) ..........................3A
ORDER INFORMATION
LEAD FREE FINISH
LTC3835EDHC-1#PBF
LTC3835IDHC-1#PBF
LTC3835EGN-1#PBF
LTC3835IGN-1#PBF
LEAD BASED FINISH
LTC3835EDHC-1
LTC3835IDHC-1
LTC3835EGN-1
LTC3835IGN-1
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
PIN CONFIGURATION
2
TH
, V
CC
FB
+
, (BOOST-SW) ............................... 8.5V to –0.3V
, SENSE
Voltages ...................................... 2.7V to –0.3V
TRACK/SS
PLLLPF
INTV
SGND
PGND
–
16-Pin (5mm 3mm) PLASTIC DFN
V
I
Voltages ........................ 11V to –0.3V
BG
TH
CC
FB
EXPOSED PAD (PIN 17) IS SGND
TAPE AND REEL
LTC3835EDHC-1#TRPBF
LTC3835IDHC-1#TRPBF
LTC3835EGN-1#TRPBF
LTC3835IGN-1#TRPBF
TAPE AND REEL
LTC3835EDHC-1#TR
LTC3835IDHC-1#TR
LTC3835EGN-1#TR
LTC3835IGN-1#TR
T
MUST BE SOLDERED TO PCB
JMAX
1
2
3
4
5
6
7
8
DHC PACKAGE
IN
= 125°C, θ
TOP VIEW
) ......................... 36V to –0.3V
17
JA
= 43.5°C/W
16
15
14
13
12
11
10
9
PLLIN/MODE
SENSE
SENSE
RUN
BOOST
TG
SW
V
IN
(Note 2)
+
–
http://www.linear.com/leadfree/
PART MARKING*
38351
38351
38351
38351
PART MARKING*
38351
38351
38351
38351
http://www.linear.com/tapeandreel/
(Note 1)
INTV
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range
Storage Temperature Range
Lead Temperature (GN Package, Soldering, 10 sec) .... 300°C
PACKAGE DESCRIPTION
16-Lead (5mm × 3mm) Plastic DFN
16-Lead (5mm × 3mm) Plastic DFN
16-Lead Plastic SSOP
16-Lead Plastic SSOP
PACKAGE DESCRIPTION
16-Lead (5mm × 3mm) Plastic DFN
16-Lead (5mm × 3mm) Plastic DFN
16-Lead Plastic SSOP
16-Lead Plastic SSOP
GN Package ....................................... –65°C to 150°C
DHC Package .................................... –65°C to 125°C
CC
Peak Output Current ................................. 50mA
TRACK/SS
PLLLPF
INTV
SGND
PGND
V
I
BG
TH
CC
FB
T
JMAX
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
= 150°C, θ
GN PACKAGE
TOP VIEW
JA
= 90°C/W
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
–40°C to 85°C
16
15
14
13
12
11
10
9
PLLIN/MODE
SENSE
SENSE
RUN
BOOST
TG
SW
V
IN
+
–
38351fc