LT1610 Linear Technology, LT1610 Datasheet - Page 2

• Manufacturer Part Number: LT1610
• Description: Constant-Current/ Constant-Voltage 1.4MHz Step-Up DC/DC Converter
• Manufacturer: Linear Technology

ABSOLUTE
PACKAGE/ORDER
LT1610
(Note 1)
V
SW Voltage ............................................... – 0.4V to 30V
FB Voltage ..................................................... V
V
COMP Voltage .......................................................... 2V
Current into FB Pin .............................................. 1mA
SHDN Voltage ............................................................ 8V
Consult factory for Military grade parts.
ELECTRICAL C
range, otherwise specifications are at T
(Note 2)
PARAMETER
Minimum Operating Voltage
Maximum Operating Voltage
Feedback Voltage
Quiescent Current
Quiescent Current in Shutdown
FB Pin Bias Current
Reference Line Regulation
Error Amp Transconductance
Error Amp Voltage Gain
Switching Frequency
Maximum Duty Cycle
2
IN
C
Voltage ................................................................ 2V
Voltage ................................................................ 8V
SHDN
PGND
V
FB
T
JMAX
C
8-LEAD PLASTIC MSOP
1
2
3
4
= 125 C,
MS8 PACKAGE
TOP VIEW
W
JA
MAXIMUM
= 160 C/W
HARA TERISTICS
8
7
6
5
COMP
GND
V
SW
IN
W W
INFORMATION
U
C
A
MS8 PART MARKING
= 25 C. Commercial grade 0 C to 70 C, V
RATINGS
CONDITIONS
V
V
V
1V V
1V V
2V V
2V V
SHDN
SHDN
SHDN
I = 2 A
ORDER PART
LT1610CMS8
W
NUMBER
IN
IN
IN
IN
= 1.5V, Not Switching
= 0V, V
= 0V, V
LTDT
U
2V (25 C, 0 C)
2V (70 C)
8V (25 C, 0 C)
8V (70 C)
IN
IN
IN
+ 0.3V
= 2V
= 5V
The
U
denotes specifications which apply over the specified temperature
Maximum Junction Temperature ......................... 125 C
Operating Temperature Range (Note 1)
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
Commercial ............................................. 0 C to 70 C
Extended Commercial (Note 2) .......... – 40 C to 85 C
Industrial ........................................... – 40 C to 85 C
SHDN
PGND
V
FB
C
T
JMAX
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
S8 PACKAGE
IN
TOP VIEW
= 1.5V, V
JA
= 120 C/W
8
7
6
5
SHDN
COMP
GND
V
SW
IN
= V
1.20
MIN
1.4
77
75
IN
, unless otherwise noted.
S8 PART MARKING
1.23
0.01
0.01
0.03
TYP
100
0.9
0.6
1.7
30
27
25
80
ORDER PART
LT1610CS8
LT1610IS8
NUMBER
1610
1610I
MAX
1.26
0.15
0.5
1.0
0.2
60
80
95
95
1
8
1
2
2
UNITS
mhos
MHz
%/V
%/V
%/V
%/V
V/V
nA
%
%
V
V
V
A
A
A