ltc3787gn Linear Technology Corporation, ltc3787gn Datasheet - Page 2

• Manufacturer Part Number: ltc3787gn
• Description: Ltc3787 - Polyphase Synchronous Boost Controller
• Manufacturer: Linear Technology Corporation

absoluTe MaxiMuM raTings
LTC3787
VBIAS ........................................................ –0.3V to 40V
BOOST1 and BOOST2 ................................ –0.3V to 76V
SW1 and SW2 ............................................ –0.3V to 70V
RUN ............................................................. –0.3V to 8V
PGOOD, PLLIN/MODE ................................. –0.3V to 6V
pin conFiguraTion
orDer inForMaTion
LEAD FREE FINISH
LTC3787EUFD#PBF
LTC3787IUFD#PBF
LTC3787EGN#PBF
LTC3787IGN#PBF
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:
For more information on tape and reel specifications, go to:
2
Maximum Current Sourced into Pin
From Source >8V ..............................................100µA
PLLIN/MODE
SENSE1
SENSE1
PHASMD
SENSE2
SENSE2
CLKOUT
SGND
FREQ
ILIM
RUN
VFB
ITH
SS
+
–
–
+
T
JMAX
LTC3787IGN#TRPBF
TAPE AND REEL
LTC3787EUFD#TRPBF
LTC3787IUFD#TRPBF
LTC3787EGN#TRPBF
28-LEAD PLASTIC SSOP
10
11
12
13
14
1
2
3
4
5
6
7
8
9
= 125°C, θ
GN PACKAGE
TOP VIEW
JA
= 90°C/W
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PGOOD
SW1
TG1
BOOST1
BG1
VBIAS
PGND
EXTV
INTV
BG2
BOOST2
TG2
SW2
NC
CC
http://www.linear.com/leadfree/
CC
PART MARKING*
3787
3787
LTC3787GN
LTC3787GN
http://www.linear.com/tapeandreel/
(Notes 1, 3)
INTV
EXTV
SENSE1
(SENSE1
ILIM, SS, ITH, FREQ, PHASMD, VFB ..... –0.3V to INTV
Operating Junction Temperature Range ...–40°C to 125°C
Storage Temperature Range .................. –65°C to 125°C
PACKAGE DESCRIPTION
28-Lead (4mm × 5mm) Plastic QFN
28-Lead (4mm × 5mm) Plastic QFN
28-Lead Plastic SSOP
28-Lead Plastic SSOP
CC
CC
, (BOOST1 - SW1), (BOOST2 - SW2) ...–0.3V to 6V
+
........................................................ –0.3V to 6V
+
EXPOSED PAD (PIN 29) IS GND, MUST BE CONNECTED TO GND
PLLIN/MODE
, SENSE1
- SENSE1
PHASMD
SENSE2
CLKOUT
SGND
FREQ
RUN
SS
28-LEAD (4mm × 5mm) PLASTIC QFN
–
1
2
3
4
5
6
7
8
–
–
T
), (SENSE2
, SENSE2
JMAX
28 27 26 25 24
9 10
UFD PACKAGE
= 125°C, θ
TOP VIEW
11 12 13
GND
29
+
JA
+
, SENSE2
= 43°C/W
- SENSE2
14
23
22
21
20
19
18
17
16
15
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
BOOST1
BG1
VBIAS
PGND
EXTV
INTV
BG2
BOOST2
–
–
CC
... –0.3V to 40V
) ...–0.3V to 0.3V
CC
3787fa
CC