參數(shù)資料
型號(hào): LT3845EFE#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 600 kHz SWITCHING FREQ-MAX, PDSO16
封裝: 4.40 MM, PLASTIC, TSSOP-16
文件頁(yè)數(shù): 20/24頁(yè)
文件大?。?/td> 263K
代理商: LT3845EFE#TR
LT3845
5
3845fb
TYPICAL PERFORMANCE CHARACTERISTICS
I(SENSE+ + SENSE–) vs VSENSE(CM)
Operating Frequency
vs Temperature
VSENSE(CM) (V)
0
0.5
1.5
2.5
3.5
4.5
I (SENSE
+
SENSE
)
A)
800
600
400
200
0
–200
–400
1.0
2.0
3.0
4.0
!&"# /
5.0
TA = 25°C
TEMPERATURE (
°C)
–50
290
OPERATING
FREQUENCY
(kHz)
292
296
298
300
50
308
!&"# /
294
0
–25
75
100
25
125
302
304
306
TEMPERATURE (
°C)
–50
25
75
3845 G12
–25
0
50
100
125
1.234
1.233
1.232
1.231
1.230
1.229
1.228
1.227
ERROR
AMP
REFERENCE
(V)
Error Amp Reference
vs Temperature
Maximum Current Sense
Threshold vs Temperature
TEMPERATURE (
°C)
–50
CURRENT
SENSE
THRESHOLD
(mV)
102
104
106
25
75
!&"# /!
100
98
–25
0
50
100
125
96
94
VIN UVLO Threshold (Rising)
vs Temperature
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
125
3845 G14
4.54
4.52
4.50
4.48
4.46
4.44
4.42
4.40
V
IN
UVLO
THRESHOLD,
RISING
(V)
VIN UVLO Threshold (Falling)
vs Temperature
TEMPERATURE (
°C)
–50
25
75
–25
0
50
100
125
3845 G15
V
IN
UVLO
THRESHOLD,
FALLING
(V)
3.86
3.84
3.82
3.80
3.78
3.76
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