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參數(shù)資料
| 型號： | AIC1648XXXX |
| 廠商： | Analog Integrations Corporation |
| 英文描述： | Built-in OVP White LED Step-Up Converter |
| 中文描述： | 內(nèi)置過壓保護白光LED轉(zhuǎn)換器升壓型 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 275K |
| 代理商： | AIC1648XXXX |
AIC1648
(V
SHDN
=3V, V
IN
=3V, T
A
=25
°
C, unless otherwise specified.) (Note 1)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Minimum Operating Voltage
V
IN
2.5
V
Maximum Operating Voltage
V
IN
5.5
V
Switching
1
5
mA
Non switching
70
100
Supply Current
I
IN
V
SHDN
= 0V
0.1
1.0
μ
A
ERROR AMPLIFIER
Feedback Voltage
V
FB
85
95
105
mV
FB Input Bias Current
I
FB
V
FB
=95mV
1
nA
OSCILLATOR
Switching Frequency
f
OSC
0.8
1.2
1.6
MHz
Maximum Duty Cycle
DC
85
90
%
POWER SWITCH
SW ON Resistance
R
DS(ON)
1.4
5
Switch Leakage Current
I
SW(OFF)
V
SW
=33V
0.1
1
μ
A
CONTROL INPUT
SHDN
Voltage High
V
IH
ON
1.5
V
SHDN
Voltage Low
V
IL
OFF
0.3
V
OVER VOLTAGE PROTECTION
OVP Input Resistance
R
OVP
0.6
1.2
1.8
M
OVP Threshold
V
OVP
1V Hysteresis typical
22
27
32
V
Note 1: Specifications are production tested at T
A
=25
°
C. Specifications over the -40
°
C to 85
°
C operating
temperature range are assured by design, characterization and correlation with Statistical Quality
Controls (SQC).
3
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