LT1268BCQ#PBF Linear Technology, LT1268BCQ#PBF Datasheet - Page 4

• Manufacturer Part Number: LT1268BCQ#PBF
• Description: IC SWITCHNG REG 7.5A 150KHZ 5-DD
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Inverting, Flybackr

Specifications of LT1268BCQ#PBF

• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 60 V
• Current - Output: 7.5A
• Frequency - Switching: 150kHz
• Voltage - Input: 3.5 ~ 30 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Internal Switch(s): -

PACKAGE DESCRIPTIO
LT1268B/LT1268
TYPICAL
4
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7487
[phone]
5-Lead TO-220
Q Package
5-Lead DD
T Package
A
PPLICATI
FAX
: [phone]
O
(1.524)
0.060
(14.224 – 16.510)
(9.652 – 10.668)
0.380 – 0.420
0.560 – 0.650
3.632
(1.448 – 1.956)
U
0.331
8.407
0.143
0.057 – 0.077
TELEX
+0.305
–0.508
+0.305
–0.508
+0.012
–0.020
+0.012
–0.020
: 499-3977
U
(3.531 – 3.886)
0.139 – 0.153
Dimensions in inches (millimeters) unless otherwise noted.
GND
DIA
Boost Converter (5V TO 12V)
LT1268CT
(0.813 ± 0.203)
V
5V
0.032 ± 0.008
IN
V
(0.711 – 0.889)
C
0.028 – 0.035
+
(21.996 – 23.190)
1k
(1.702 ± 0.254)
0.067 ± 0.010
1 F
(10.185 ± 0.381)
0.866 – 0.913
20 H
0.401 ± 0.015
V
SW
FB
15° TYP
(2.007 – 3.429)
0.079 – 0.135
(24.64 – 26.67)
0.970 – 1.050
10.7k
1.24k
MBR1020
(0.381 – 0.635)
0.015 – 0.025
(5.334 – 6.096)
(7.722 – 9.652)
0.304 – 0.380
0.210 – 0.240
+
1000 F
25V
(4.293 – 4.699)
0.169 – 0.185
(11.68 – 12.70)
(4.445 ± 0.203)
LT1268 • TA03
0.460 – 0.500
12V, 1.5A
0.175 ± 0.008
1268fs, sn1268 LT/GP 0194 10K REV 0 • PRINTED IN THE USA
(0.559 ± 0.127)
0.022 ± 0.005
(1.499)
0.059
TYP
LINEAR TECHNOLOGY CORPORATION 1994
(15.75 ± 0.508)
0.620 ± 0.020
(1.270 ± 0.203)
(3.785 – 5.842)
0.050 ± 0.008
(1.397 – 2.286)
0.149 – 0.230
0.102
0.055 – 0.090
0.004
(2.667 ± 0.203)
(0.889 – 1.397)
0.105 ± 0.008
(2.007 – 2.921)
0.035 – 0.055
(1.270 ± 0.305)
0.079 – 0.115
0.050 ± 0.012
(17.780 – 18.491)
+0.203
–0.102
+0.008
–0.004
0.700 – 0.728