参数资料
型号: LT3751IFE#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封装: 4.40 MM, LEAD FREE, PLASTIC, TSSOP-20
文件页数: 31/34页
文件大小: 403K
代理商: LT3751IFE#TRPBF
LT3751
6
3751fb
TYPICAL PERFORMANCE CHARACTERISTICS
Current Comparator Trip Voltage
(Charge Mode)
Current Comparator Minimum
Trip Voltage (Regulation Mode)
FB Pin Regulation
Mode Threshold
FB Pin Regulation
Mode Hysteresis
FB Pin Overvoltage Mode
Threshold Voltage
FB Pin Overvoltage
Mode Hysteresis
–40
V
TH
VOL
TAGE
(mV)
109.0
108.5
107.5
108.0
107.0
40
60
0
80
100
3751 G10
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
VTH = VCSP – VCSN
–40
V
TH
VOL
TAGE
(mV)
13.0
12.4
12.6
12.8
12.2
12.0
11.4
11.6
11.2
11.8
11.0
40
60
0
80
100
3751 G11
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
VTH = VCSP – VCSN
FB = 1.3V
–40
FB
PIN
VOL
TAGE
(V)
1.168
1.164
1.160
1.156
1.152
40
60
0
80
100
3751 G14
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
–40
HYSTERESIS
(mV)
60
58
56
54
52
50
40
60
0
80
100
3751 G15
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
–40
FB
PIN
VOL
TAGE
(V)
1.356
1.354
1.352
1.350
1.348
1.346
1.344
40
60
0
80
100
3751 G16
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
–40
HYSTERESIS
(mV)
61.0
60.6
60.2
59.8
59.4
59.0
40
60
0
80
100
3751 G17
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
CLAMP Pin Threshold
–40
CLAMP
PIN
VOL
TAGE
(V)
1.9
1.8
1.7
1.6
1.5
1.4
40
080
3751 G18
120
TEMPERATURE (°C)
VCC = 12V
VCC = 24V
FB Pin Voltage
FB Pin Bias Current
–40
FB
PIN
VOL
TAGE
(V)
1.223
1.222
1.220
1.221
1.219
40
60
0
80
100
3751 G12
120
20
TEMPERATURE (°C)
–20
VCC = 5V
VCC = 12V
VCC = 24V
–40
SOURCED
PIN
CURRENT
(nA)
100
90
80
70
60
50
40
60
0
80
100
3751 G13
120
20
TEMPERATURE (°C)
–20
MEASURED AT FB PIN VOLTAGE
VCC = 12V
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