參數(shù)資料
型號： LT4356IDE-3#TR
廠商： LINEAR TECHNOLOGY CORP
元件分類： 模擬信號調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PDSO12
封裝： 4 X 3 MM, PLASTIC, M0-229WGED, DFN-12
文件頁數(shù)： 18/24頁
文件大?。?/td> 231K
代理商： LT4356IDE-3#TR
LT4356-3
3
43563fa
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VCC = 12V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Operating Voltage Range
l
480
V
ICC
VCC Supply Current
VSHDN = Float
l
1
1.5
mA
VSHDN = 0V, IN+ = 1.3V
LT4356C, LT4356I
LT4356H
l
7
25
30
40
μA
IR
Reverse Input Current
VSNS = VCC = –30V, SHDN Open
VSNS = VCC = VSHDN = –30V
l
0.3
0.8
1
2
mA
ΔVGATE
GATE Pin Output High Voltage
VCC = 4V; (VGATE – VOUT)
80V ≥ VCC ≥ 8V; (VGATE – VOUT)
l
4.5
10
8
16
V
IGATE(UP)
GATE Pin Pull-Up Current
VGATE = 12V; VCC = 12V
VGATE = 48V; VCC = 48V
l
–4
–4.5
–23
–30
–36
–50
μA
IGATE(DN)
GATE Pin Pull-Down Current
Overvoltage, VFB = 1.4V, VGATE = 12V
Overcurrent, VCC – VSNS = 120mV, VGATE = 12V
Shutdown Mode, VSHDN = 0V, VGATE = 12V
l
75
4
1.5
150
10
5
mA
VFB
FB Pin Servo Voltage
VGATE = 12V, VOUT = 12V; LT4356C, LT4356I
VGATE = 12V, VOUT = 12V; LT4356H
l
1.225
1.215
1.25
1.275
V
IFB
FB Pin Input Current
VFB = 1.25V
l
0.3
1
μA
ΔVSNS
Overcurrent Fault Threshold
ΔVSNS = (VCC – VSNS), VCC = 12V; LT4356C, LT4356I
ΔVSNS = (VCC – VSNS), VCC = 12V; LT4356H
ΔVSNS = (VCC – VSNS), VCC = 48V; LT4356C, LT4356I
ΔVSNS = (VCC – VSNS), VCC = 48V; LT4356H
l
45
42.5
46
43
50
51
55
56
mV
ISNS
SNS Pin Input Current
VSNS = VCC = 12V to 48V
l
510
22
μA
ILEAK
FLT, EN Pins Leakage Current
AOUT Pin Leakage Current
FLT, EN = 80V
AOUT = 80V
l
2.5
4.5
μA
ITMR
TMR Pin Pull-up Current
VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 0.5V
VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 75V
VTMR = 1.3V, VFB = 1.5V, (VCC – VOUT) = 75V
VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 0.5V
VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 80V
l
–1.5
–44
–3.5
–2.5
–195
–2.5
–50
–5.5
–4.5
–260
–4
–56
–8.5
–6.5
–325
μA
TMR Pin Pull-down Current
VTMR = 1V, VFB = 1V, ΔVSNS = 0V
l
1.5
2.2
2.7
μA
VTMR
TMR Pin Thresholds
FLT From High to Low, VCC = 5V to 80V
l
1.22
1.25
1.28
V
ΔVTMR
Early Warning Period
From FLT going Low to GATE going Low, VCC = 5V to 80V
l
80
100
120
mV
VIN+
IN+ Pin Threshold
l
1.22
1.25
1.28
V
IIN+
IN+ Pin Input Current
VIN+ = 1.25V
l
0.3
1
μA
VOL
FLT, EN, AOUT Pins Output Low
ISINK = 2mA
ISINK = 0.1mA
l
2
300
8
800
V
mV
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT4356IMS-3
LT4356IMS-3#TR
LTFFK
10-Lead Plastic MSOP
–40°C to 85°C
LT4356HMS-3
LT4356HMS-3#TR
LTFFK
10-Lead Plastic MSOP
–40°C to 125°C
LT4356CS-3
LT4356CS-3#TR
LT4356S-3
16-Lead Plastic SO
0°C to 70°C
LT4356IS-3
LT4356IS-3#TR
LT4356S-3
16-Lead Plastic SO
–40°C to 85°C
LT4356HS-3
LT4356HS-3#TR
LT4356S-3
16-Lead Plastic SO
–40°C to 125°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ORDER INFORMATION
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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