LT1074/LT1076
16
sn1074 1074fds
T7 Package
7-Lead Plastic TO-220 (Standard)
(Reference LTC DWG # 05-08-1422)
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 1994
LT/CPI 0202 1.5K REV D • PRINTED IN USA
RELATED PARTS
PACKAGE DESCRIPTIO
U
TYPICAL APPLICATIO
U
PART NUMBER DESCRIPTION COMMENTS
LT1375/LT1376 1.5A, 500kHz Step-Down Switching Regulators V
IN
Up to 25V, I
OUT
Up to 1.25A, SO-8
LT1374/LT1374HV 4.5A, 500kHz Step-Down Switching Regulators V
IN
Up to 25V (32V for HV), I
OUT
Up to 4.25A, SO-8/DD
LT1370 6A, 500kHz High Efficiency Switching Regulator 6A/42V Internal Switch, 7-Lead DD/TO-220
LT1676 Wide Input Range, High Efficiency Step-Down Regulator V
IN
from 7.4V to 60V, I
OUT
Up to 0.5A, SO-8
LT1339 High Power Synchronous DC/DC Controller V
IN
Up to 60V, I
OUT
Up to 50A, Current Mode
LT1765 3A, 1.25MHz, Step-Down Regulator V
IN
= 3V to 25V, V
µF
=1.2V, TSSOP-16E, SO8 Package
Negative Boost Converter
0.050
(1.27)
0.026 – 0.036
(0.660 – 0.914)
T7 (TO-220) 0399
0.135 – 0.165
(3.429 – 4.191)
0.700 – 0.728
(17.780 – 18.491)
0.045 – 0.055
(1.143 – 1.397)
0.165 – 0.180
(4.191 – 4.572)
0.095 – 0.115
(2.413 – 2.921)
0.013 – 0.023
(0.330 – 0.584)
0.620
(15.75)
TYP
0.155 – 0.195*
(3.937 – 4.953)
0.152 – 0.202
(3.860 – 5.130)
0.260 – 0.320
(6.604 – 8.128)
0.147 – 0.155
(3.734 – 3.937)
DIA
0.390 – 0.415
(9.906 – 10.541)
0.330 – 0.370
(8.382 – 9.398)
0.460 – 0.500
(11.684 – 12.700)
0.570 – 0.620
(14.478 – 15.748)
0.230 – 0.270
(5.842 – 6.858)
BSC
SEATING PLANE
*MEASURED AT THE SEATING PLANE
R1
12.7k
V
IN
V
FB
V
GND
R2
2.21k
C1
1000
µ
F
25V
L1
25
µ
H
+
C3
200µF
15V
+
D1*
R3
750Ω
V
C
0.01µF
100pF
C2
1nF
V
OUT
–15V**
V
IN
–5V TO –15V
MBR735
I
OUT
(MAX) = 1A TO 3A DEPENDING
ON INPUT VOLTAGE. SEE AN44
LT1074 • TA04
LT1074
SW
*
**
100µF
OPTIONAL OUTPUT FILTER
5
µ
H
+
