參數(shù)資料
型號: ISL97631IHTZ-T7A
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: White LED Boost Regulator With Integrated Schottky Diode
中文描述: 0.35 A SWITCHING REGULATOR, 1800 kHz SWITCHING FREQ-MAX, PDSO6
封裝: ROHS COMPLIANT, TSOT-6
文件頁數(shù): 3/8頁
文件大小: 332K
代理商: ISL97631IHTZ-T7A
3
FN7370.1
December 21, 2005
Typical Application
FIGURE 1. TYPICAL APPLICATION CIRCUIT
FIGURE 2. EFFICIENCY vs LED CURRENT (V
IN
= 4V)
ISL97631
C1
L1
22μH
C2
0.22μF
R
SET
4.75
2.7V~5.5V
OFF/ON
LEDs
1μF
V
IN
LX
ENAB
FB
GND
V
IN
V
OUT
50
55
60
65
70
75
80
85
90
0
5
10
15
20
25
30
I
LED
(mA)
E
22μH, V
IN
= 4V
Typical Performance Curves
FIGURE 3. QUIESCENT CURRENT vs V
IN
(ENAB = hi)
FIGURE 4. LOAD REGULATION (V
IN
= 4V)
FIGURE 5. LINE REGULATION
FIGURE 6. SWITCHING FREQUENCY vs TEMPERATURE
0
100
200
300
400
500
600
700
0
2
4
I
6
V
IN
(V)
18.228
18.230
18.232
18.234
18.236
18.238
18.240
18.242
18.244
0
5
10
15
20
V
OUT
(V)
I
O
18.23
18.24
18.25
18.26
18.27
18.28
18.29
18.30
18.31
18.32
18.33
2.5
3.5
4.5
5.5
V
IN
(V)
I
O
1.27
1.28
1.29
1.30
1.31
1.32
1.33
1.34
1.35
1.36
1.37
-60
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
F
ISL97631
相關(guān)PDF資料
PDF描述
ISL97632_07 White LED Driver with Digital Dimming
ISL97632IRT14Z-T White LED Driver with Digital Dimming
ISL97632IRT14Z-TK White LED Driver with Digital Dimming
ISL97632IRT18Z-T White LED Driver with Digital Dimming
ISL97632IRT18Z-TK White LED Driver with Digital Dimming
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