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LTC1697 Datasheet(PDF) 8 Page - Linear Technology

Part # LTC1697
Description  High Efficiency Low Power 1W CCFL Switching Regulator
PDF  8 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1697 Datasheet(HTML) 8 Page - Linear Technology

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LTC1697
1697f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2004
LT/TP 1004 1K • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATIO
PART NUMBER
DESCRIPTION
COMMENTS
LT1170/LT1170HV
5A, 100kHz High Efficiency Switching Regulator
VIN: 3V to 40V/60V, VOUT(MAX) = 65V/75V, IQ = 6mA,
ISD = <50µA, N8, S16, TO220-5, DD Packages
LT1182/LT1183
CCFL/LCD Contrast Switching Regulators, CCFL
VIN: 3V to 30V, VOUT(MAX) = 60V, IQ = 6mA, ISD = 35µA,
Switch: 1.25A, LCD Switch: 625mA
SO-16 Package
LT1184/LT1184F
1.25A, 200kHz, CCFL Current Mode Switching Regulator
VIN: 3V to 30V, VOUT(MAX) = 60V, IQ = 6mA, ISD = 35µA,
SO-16 Package
LT1186/LT1186F
1.25A, 100kHz, DAC Programmable CCFL
VIN: 4.5V to 30V, VOUT(MAX) = 60V, IQ = 6mA, ISD = 35µA
Current Mode Switching Regulator
SO-16 Package
LT1372/LT1372HV/
1.5A, 500kHz/1MHz, High Efficiency Switching Regulator
VIN: 2.7V to 30V, VOUT(MAX) = 35V, IQ = 4mA, ISD = <12µA
LT1377
N8, S8 Packages
LT1373/LT1373HV
1.5A, 250kHz High Efficiency Switching Regulator
VIN: 0.5V to 5V, VOUT(MAX) = 35V, IQ = 1mA, ISD = <12µA
can Regulate Positive or Negative Outputs
N8, S8 Packages
LT1768
High Power CCFL Controller for Wide Dimming Range
VIN: 8V to 24V, VOUT(MAX) = 28V, IQ = 7mA, ISD = 65µA
and Maximum Lamp Lifetime
SSOP-16 Package
LT1786F
1.25A, 200kHz, SMBus Controlled CCFL Switching Regulator
VIN: 4.5V to 30V, VOUT(MAX) = 60V, IQ = 6mA, ISD = 150µA
Precision 100mA Full Scale Current
SO-16 Package
External PWM Dimming
VIN SW 0VSEN
SHDN
VDIM
CDIM
RPROG
LAMP
VC
LTC1697
GND
8.25k
C4
0.1µF
C1
10µF
T1
R1
330Ω
65
110
2
3
4
C2
0.15µF
Q1
Q2
L1
33µH
CCFL
LAMP
200k
VIN
2.8V TO 5.5V
Li-Ion
CELL
1697 TA02
C3
27pF
1kV
C1: TAIYO YUDEN JMK212BJ106MM
C2: PANASONIC ECH-U1H154JC9
L1:SUMIDA CDRH6D28-330NC
+
OFF ON
Q1, Q2: ZETEX FMMT-617
R1: 330Ω,1206 PKG
T1: SUMIDA CLQ122-S-227-5316
1V TO 2V
0V
150Hz TO
500Hz



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