1766 데이터 시트보기 (PDF) - Linear Technology
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1766 Datasheet PDF : 30 Pages
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LT1766/LT1766-5
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LT1766EFE#PBF
LT1766EFE#TRPBF
1766EFE
16-Lead Plastic TSSOP
LT1766IFE#PBF
LT1766IFE#TRPBF
1766IFE
16-Lead Plastic TSSOP
LT1766HFE#PBF
LT1766HFE#TRPBF
1766HFE
16-Lead Plastic TSSOP
LT1766EFE-5#PBF
LT1766EFE-5#TRPBF 1766EFE-5
16-Lead Plastic TSSOP
LT1766IFE-5#PBF
LT1766IFE-5#TRPBF
1766IFE-5
16-Lead Plastic TSSOP
LT1766EGN#PBF
LT1766EGN#TRPBF
1766
16-Lead Plastic SSOP
LT1766IGN#PBF
LT1766IGN#TRPBF
1766I
16-Lead Plastic SSOP
LT1766EGN-5#PBF
LT1766EGN-5#TRPBF 17665
16-Lead Plastic SSOP
LT1766IGN-5#PBF
LT1766IGN-5#TRPBF 1766I5
16-Lead Plastic SSOP
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LT1766EFE
LT1766EFE#TR
1766EFE
16-Lead Plastic TSSOP
LT1766IFE
LT1766IFE#TR
1766IFE
16-Lead Plastic TSSOP
LT1766HFE
LT1766HFE#TR
1766HFE
16-Lead Plastic TSSOP
LT1766EFE-5
LT1766EFE-5#TR
1766EFE-5
16-Lead Plastic TSSOP
LT1766IFE-5
LT1766IFE-5#TR
1766IFE-5
16-Lead Plastic TSSOP
LT1766EGN
LT1766EGN#TR
1766
16-Lead Plastic SSOP
LT1766IGN
LT1766IGN#TR
1766I
16-Lead Plastic SSOP
LT1766EGN-5
LT1766EGN-5#TR
17665
16-Lead Plastic SSOP
LT1766IGN-5
LT1766IGN-5#TR
1766I5
16-Lead Plastic SSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
TEMPERATURE RANGE
0°C to 125°C
–40°C to 125°C
–40°C to 140°C
0°C to 125°C
–40°C to 125°C
0°C to 125°C
–40°C to 125°C
0°C to 125°C
–40°C to 125°C
TEMPERATURE RANGE
0°C to 125°C
–40°C to 85°C
–40°C to 140°C
0°C to 125°C
–40°C to 125°C
0°C to 125°C
–40°C to 125°C
0°C to 125°C
–40°C to 125°C
ELECTRICAL CHARACTERISTICS (LT1766E/LT1766I Grade)
The l denotes specifications
VIN = 15V, VC = 1.5V, SHDN =
which apply over the full operating temperature range, otherwise specifications
1V, BOOST open circuit, SW open circuit, unless otherwise noted.
are
at
TJ
=
25°C.
PARAMETER
CONDITIONS
MIN TYP MAX
Reference Voltage (VREF) (LT1766)
SENSE Voltage (LT1766-5)
SENSE Pin Resistance (LT1766-5)
5.5V ≤ VIN ≤ 60V
VOL + 0.2 ≤ VC ≤ VOH – 0.2
5.5V ≤ VIN ≤ 60V
VOL + 0.2V ≤ VC ≤ VOH – 0.2V
1.204
l 1.195
4.94
l 4.90
9.5
1.219
5
13.8
1.234
1.243
5.06
5.10
19
FB Input Bias Current (LT1766)
l
–0.5 –1.5
Error Amp Voltage Gain
(Notes 2, 9)
200 400
Error Amp gm
dl (VC) = ±10μA (Note 9)
1500 2000 3000
l 1000
4200
VC to Switch gm
EA Source Current
EA Sink Current
VC Switching Threshold
VC High Clamp
Switch Current Limit
1.7
FB = 1V or VSENSE = 4.1V
FB = 1.4V or VSENSE = 5.7V
Duty Cycle = 0
SHDN = 1V
l 125
225
400
l 100
225
450
0.9
2.1
VC Open, Boost = VIN + 5V, FB = 1V or VSENSE = 4.1V l 1.5
2
3
UNITS
V
V
V
V
kΩ
μA
V/V
μMho
μMho
A/V
μA
μA
V
V
A
1766fc
3
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