LT1244IS8 Datasheet, PDF (13/16 Pages) Linear Technology – High Speed Current Mode Pulse Width Modulators

TYPICAL APPLICATI S
Slope Compensation at I_SENSE Pin
LT1241 Series
V_REF
8
R_{T RT/CT}
4
C_{T COMP}
1
FB
2
–
+
2.5V
5V REF
MAIN BIAS
OSCILLATOR
5.6V
1V
1mA
2R
–
R
+
REFERENCE ENABLE
REFERENCE PULL-DOWN
UV
LOCKOUT
OUTPUT
PULL-DOWN
T
S
R
18V
BLANKING
+
1.5V
–
V_CC
V_IN
7
OUTPUT
6
GND
5
I_SENSE
R_S
3
LT1241 • TA04
PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted.
J8 Package
8-Lead CERDIP (Narrow 0.300, Hermetic)
(LTC DWG # 05-08-1110)
CORNER LEADS OPTION
(4 PLCS)
0.045 – 0.068
(1.143 – 1.727)
FULL LEAD
OPTION
0.300 BSC
(0.762 BSC)
0.023 – 0.045
(0.584 – 1.143)
HALF LEAD
OPTION
0.005
(0.127)
MIN
0.025
(0.635)
RAD TYP
0.405
(10.287)
MAX
8
7
65
0.220 – 0.310
(5.588 – 7.874)
1
2
3
4
0.200
(5.080)
MAX
0.015 – 0.060
(0.381 – 1.524)
0.008 – 0.018
(0.203 – 0.457)
0° – 15°
0.385 ± 0.025
(9.779 ± 0.635)
0.045 – 0.068
(1.143 – 1.727)
0.014 – 0.026
(0.360 – 0.660)
NOTE: LEAD DIMENSIONS APPLY TO SOLDER DIP/PLATE OR TIN PLATE LEADS.
0.125
3.175
0.100 ± 0.010 ^MIN
(2.540 ± 0.254)
J8 0694
13