LTC1474 LINER [Linear Technology], LTC1474 Datasheet - Page 2

• Manufacturer Part Number: LTC1474
• Description: Low Quiescent Current High Efficiency Step-Down Converters
• Manufacturer: LINER [Linear Technology]

ABSOLUTE
LTC1474/LTC1475
Input Supply Voltage (V
Switch Current (SW, SENSE) .............................. 750mA
Switch Voltage (SW).............. (V
V
V
LBI, LBO ....................................................– 0.3V to 20V
RUN, SENSE .................................. – 0.3V to (V
PACKAGE/ORDER
Consult factory for Military grade parts.
2
FB
OUT
ORDER PART NUMBER
MS8 PART MARKING
V
(Adjustable Versions) ..........................– 0.3V to 12V
OUT
T
LTC1474CMS8
LTC1474CMS8-3.3
LTC1474CMS8-5
(Fixed Versions) ................................ –0.3V to 20V
JMAX
GND
/V
LBO
LBI
FB
8-LEAD PLASTIC MSOP
= 125 C,
1
2
3
4
LTBW
LTCR
LTCS
MS8 PACKAGE
TOP VIEW
JA
= 150 C/ W
W
MAXIMUM
8
7
6
5
RUN
V
SENSE
SW
IN
IN
).........................– 0.3V to 20V
W W
INFORMATION
U
ORDER PART NUMBER
V
MS8 PART MARKING
IN
OUT
LBI/OFF
T
LTC1475CMS8
LTC1475CMS8-3.3
LTC1475CMS8-5
GND
– 20V) to (V
/V
JMAX
LBO
RATINGS
FB
8-LEAD PLASTIC MSOP
= 125 C,
1
2
3
4
LTBK
LTCP
LTCQ
MS8 PACKAGE
W
TOP VIEW
U
JA
= 150 C/ W
IN
IN
+ 0.3V)
+ 0.3V)
8
7
6
5
ON
V
SENSE
SW
IN
U
Operating Ambient Temperature Range
Junction Temperature (Note 1) ............................ 125 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
ORDER PART NUMBER
V
OUT
Commercial ............................................ 0 C to 70 C
Industrial ............................................ – 40 C to 85 C
S8 PART MARKING
T
GND
/V
LBO
JMAX
LBI
LTC1474CS8
LTC1474IS8
LTC1474CS8-3.3
LTC1474CS8-5
LTC1474IS8-3.3
LTC1474IS8-5
FB
1
2
3
4
= 125 C,
8-LEAD PLASTIC SO
1474
1474I
14743
14745
14743I
14745I
S8 PACKAGE
TOP VIEW
JA
= 110 C/ W
8
7
6
5
RUN
V
SENSE
SW
IN
V
ORDER PART NUMBER
OUT
LBI/OFF
S8 PART MARKING
GND
/V
LBO
T
JMAX
FB
LTC1475CS8
LTC1475IS8
LTC1475CS8-3.3
LTC1475CS8-5
1
2
3
4
= 125 C,
8-LEAD PLASTIC SO
1475
1475I
14753
14755
S8 PACKAGE
TOP VIEW
JA
= 110 C/ W
8
7
6
5
ON
V
SENSE
SW
IN