Start-Up IPVCC
參數(shù)資料
型號: DC1145B
廠商: Linear Technology
文件頁數(shù): 30/32頁
文件大小: 0K
描述: EVAL BOARD FOR LTC4267
設(shè)計資源: DC1145B Design Files
標(biāo)準(zhǔn)包裝: 1
主要目的: 電源管理,以太網(wǎng)供電(POE)
嵌入式:
已用 IC / 零件: LTC4267
已供物品:
LTC4267
7
4267fc
Peak Current Sense Voltage vs
Temperature
Soft-Start Time vs Temperature
Start-Up IPVCC Supply Current vs
Temperature
ITH/RUN Shutdown Threshold vs
Temperature
ITH/RUN Start-Up Current Source
vs Temperature
TEMPERATURE (°C)
–50
0
START-UP
SUPPLY
CURRENT
(A)
10
20
30
40
–10
30
70
110
4267 G19
50
60
–30
10
50
90
PVCC = VTURNON – 0.1V
TEMPERATURE (°C)
–50
SHUTDOWN
THRESHOLD
(mV)
300
350
400
70
90
4267 G20
250
200
–10
10
–30
30
50
110
150
100
450
TEMPERATURE (°C)
–50
0
I TH
/RUN
PIN
CURRENT
SOURCE
(nA)
100
200
300
400
–10
30
70
110
4267 G21
500
600
–30
10
50
90
PVCC = VTURNON + 0.1V
VITH/RUN = 0V
TEMPERATURE (°C)
–50
SENSE
PIN
VOLTAGE
(mV)
100
110
4267 G22
90
80
–10
30
70
–30
10
50
90
120
95
105
85
115
PVCC = 8V
TEMPERATURE (°C)
–50
SOFT-START
TIME
(ms)
2.0
3.0
110
4267 G23
1.0
0
–10
30
70
–30
10
50
90
4.0
1.5
2.5
0.5
3.5
TYPICAL PERFOR A CE CHARACTERISTICS
UW
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