LTC1706I-19 查看數據表（PDF） - Linear Technology
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LTC1706I-19 Datasheet PDF : 8 Pages
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LTC1706-19
TYPICAL APPLICATIO S
High Efficiency 3A SO-8 N-Channel Switching Regulator with Programmable Output
VIN
VCC
4.8V TO 20V
0.1µF
7
VID0
3
VCC SENSE 6
8
VID1
LTC1706-19
1
VID2
2
VID3 GND
4
5
FB
1 SENSE –
8
VIN
470pF
2
7
ITH/RUN BOOST
LTC1624
3
6
VFB
TG
100pF
4
GND
5
SW
6.8k
1000pF
RSENSE
0.033Ω
0.1µF
Si4412DY
10µH
MBRS340T3
+
CIN
22µF
35V
×2
VOUT
1.3V TO 2V
+ COUT 3A
100µF
10V
×2
1706-19 TA05
PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
0.010
(0.254
–
–
0.020
0.508)
×
45°
0.008 – 0.010
(0.203 – 0.254)
0.053 – 0.069
(1.346 – 1.752)
0°– 8° TYP
0.016 – 0.050
0.406 – 1.270
0.014 – 0.019
(0.355 – 0.483)
*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
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
0.228 – 0.244
(5.791 – 6.197)
0.189 – 0.197*
(4.801 – 5.004)
8
7
6
5
1
2
34
0.150 – 0.157**
(3.810 – 3.988)
SO8 0996
RELATED PARTS
PART NUMBER
LTC1174/LTC1174-3.3
LTC1265
LT1375/LT1376
LTC1435/LTC1435A
LTC1436/LTC1436-PLL
LTC1438/LTC1439
LTC1538-AUX
DESCRIPTION
High Efficiency Step-Down and Inverting DC/DC Converter
1.2A, High Efficiency Step-Down DC/DC Converter
1.5A, 500kHz Step-Down Switching Regulator
High Efficiency, Low Noise, Synchronous Step-Down Converter
High Efficiency, Low Noise, Synchronous Step-Down Converter
Dual, Low Noise, Synchronous Step-Down Converter
Dual, Low Noise, Synchronous Step-Down Converter
Burst Mode is a trademark of Linear Technlology Corporation.
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com
COMMENTS
Monolithic Switching Regulator, Burst ModeTM Operation
Constant Off-Time Monolithic, Burst Mode Operation
High Frequency, Small Inductor, High Efficiency
16-Pin Narrow SO and SSOP
24-Pin Narrow and 24-Pin SSOP
Multiple Output Capability
5V Standby Regulator in Shutdown
170619f LT/TP 0299 4K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1999
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