Linear Technology LTC3703, Manual

Page: 2 / 32

LTC3703-5
2
37035fa
Supply Voltages
V
CC
, DRV
CC
.......................................... –0.3V to 15V
(DRV
CC
– BGRTN), (BOOST – SW) ...... –0.3V to 15V
BOOST (Continuous) ............................ –0.3V to 85V
BOOST (400ms) ................................... –0.3V to 95V
BGRTN ...................................................... –5V to 0V
V
IN
Voltage (Continuous) .......................... –0.3V to 70V
V
IN
Voltage (400ms) ................................. –0.3V to 80V
SW Voltage (Continuous) ............................ –1V to 70V
SW Voltage (400ms) ................................... –1V to 80V
Run/SS Voltage .......................................... –0.3V to 5V
ABSOLUTE AXI U RATI GS
W W W U
(Note 1)
ELECTRICAL CHARACTERISTICS
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= DRV
CC
= V
BOOST
= V
IN
= 5V, V
MODE/SYNC
= V
INV
= V
SW
=
BGRTN = 0V, RUN/SS = I
MAX
= open, R
SET
= 25k, unless otherwise specified.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
, DRV
CC
V
CC
, DRV
CC
Supply Voltage
●
4.1 15 V
V
IN
V
IN
Pin Voltage
●
60 V
I
CC
V
CC
Supply Current V
FB
= 0V
●
1.7 2.5 mA
RUN/SS = 0V 25 40
µ
A
I
DRVCC
DRV
CC
Supply Current (Note 5) 0 5
µ
A
RUN/SS = 0V 0 5
µ
A
I
BOOST
BOOST Supply Current (Note 5)
●
360 500
µ
A
RUN/SS = 0V 0 5
µ
A
MODE/SYNC, INV Voltages ....................... –0.3V to 15V
f
SET
, FB, I
MAX
, COMP Voltages ................... –0.3V to 3V
Driver Outputs
TG ................................ SW – 0.3V to BOOST + 0.3V
BG ........................... BGRTN – 0.3V to DRV
CC
+ 0.3V
Peak Output Current <10
µ
s BG,TG ............................ 5A
Operating Temperature Range (Note 2)
LTC3703E-5 ........................................ –40
°
C to 85
°
C
LTC3703I-5 ....................................... –40
°
C to 125
°
C
Junction Temperature (Notes 3, 7) ....................... 125
°
C
Storage Temperature Range ................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec.)................. 300
°
C
ORDER PART
NUMBER
GN PART
MARKING
T
JMAX
= 125
°
C,
θ
JA
= 110
°
C/W
37035
3703I5
LTC3703EGN-5
LTC3703IGN-5
PACKAGE/ORDER I FOR ATIO
U U W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ORDER PART
NUMBER
LTC3703EG-5
LTC3703IG-5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
G PACKAGE
28-LEAD PLASTIC SSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
BOOST
TG
SW
NC
NC
NC
NC
V
CC
DRV
CC
BG
NC
NC
NC
BGRTN
V
IN
NC
NC
NC
NC
MODE/SYNC
f
SET
COMP
FB
I
MAX
INV
NC
RUN/SS
GND
TOP VIEW
GN PACKAGE
16-LEAD NARROW PLASTIC SSOP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
MODE/SYNC
f
SET
COMP
FB
I
MAX
INV
RUN/SS
GND
V
IN
B00ST
TG
SW
V
CC
DRV
CC
BG
BGRTN
T
JMAX
= 125
°
C,
θ
JA
= 100
°
C/W