參數(shù)資料
型號: LT1959I
廠商: Linear Technology Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 抗輻射高效,5安培開關(guān)穩(wěn)壓器
文件頁數(shù): 24/24頁
文件大?。?/td> 292K
代理商: LT1959I
24
LT1959
PART NUMBER
LT1074/LT1076
LTC
1148/LTC1149
LT1370
LT1371
LT1372/LT1377
LT1374
LT1506
LT1624
LT1625
LT1628
LTC1735
LT1775
DESCRIPTION
Step-Down Switching Regulators
High Efficiency Synchronous Step-Down Switching Regulator
High Efficiency DC/DC Converter
High Efficiency DC/DC Converter
500kHz and 1MHz High Efficiency 1.5A Switching Regulators
High Efficiency Step-Down Switching Regulator
High Efficiency Step-Down Switching Regulator
N-Channel Switching Regulator Controller
NoR
SENSE
2-Phase Synchronous Step-Down Switching Regulator Controller
High Efficiency Step-Down Converter
High Power NoR
SENSE
Switching Regulator Controller
No R
SENSE
is a trademark of Linear Technology Corporation
COMMENTS
40V Input, 100kHz, 5A and 2A
External FET Switches
42V, 6A, 500kHz Switch
35V, 3A, 500kHz Switch
Boost Topology
25V, 4.5A, 500kHz Switch
15V, 4.5A, 500kHz Switch
SO-8 Package
Step-Down, Synchronous
High Efficiency, Low Ripple
Drives External MOSFETs
Step-Down, Synchronous, Current Mode
TM
Step Down-Switching Regulator Controller
1959f LT/TP 0500 4K PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2000
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTIO
N
U
RELATED PARTS
R Package
7-Lead Plastic DD Pak
(LTC DWG # 05-08-1462)
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
R (DD7) 1098
0.026 – 0.036
(0.660 – 0.914)
0.143–0.020
3.632–0.508
(
)
0.050
(1.27)
BSC
0.013 – 0.023
(0.330 – 0.584)
0.095 – 0.115
(2.413 – 2.921)
0.004–0.004
0.102–0.102
(
)
0.050
±
0.012
(1.270
±
0.305)
0.059
(1.499)
TYP
0.045 – 0.055
(1.143 – 1.397)
0.165 – 0.180
(4.191 – 4.572)
0.330 – 0.370
(8.382 – 9.398)
0.060
(1.524)
TYP
0.390 – 0.415
(9.906 – 10.541)
15
°
TYP
0.300
(7.620)
0.075
(1.905)
0.183
(4.648)
0.060
(1.524)
0.060
(1.524)
0.256
(6.502)
BOTTOM VIEW OF DD PAK
HATCHED AREA IS SOLDER PLATED
COPPER HEAT SINK
0.016 – 0.050
(0.406 – 1.270)
0.010 – 0.020
(0.254 – 0.508)
×
45
°
0
°
– 8
°
TYP
0.008 – 0.010
(0.203 – 0.254)
SO8 1298
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
TYP
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
BSC
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**
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