參數(shù)資料
型號： LT4430
廠商： Linear Technology Corporation
英文描述： Secondary-Side Optocoupler Driver
中文描述： 二次側(cè)驅(qū)動光電耦合器
文件頁數(shù)： 2/20頁
文件大?。?/td> 2118K
代理商： LT4430
LT4430
2
4430f
ABSOLUTE
(Note 1)
AXW
W
RATIU
W
FOW
PACKAGE/ORDER IU
U
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25°C. V
IN
= 5V, FB = V
FB
, COMP = 1V, unless otherwise noted (Note 3).
SYMBOL
PARAMETER
CONDITIONS
V
IN
Input Voltage Range
I
IN
Supply Current
3V ≤ V
IN
≤ 20V
V
UVLO
Undervoltage Lockout Threshold
OC Held Low for V
IN
< V
UVLO
V
FB
Feedback Reference Voltage
3V ≤ V
IN
≤ 20V
V
FB
Line Regulation
3V ≤ V
IN
≤ 20V
I
FB
FB Input Bias Current
FB = V
FB
I
OC
Overshoot Control Charging Current
V
OC
= 0V
OC Clamp Voltage
OC Amplifier Offset Voltage
FB = 0.3V
A
VOL
Error Amplifier Open-Loop DC Gain
V
COMP
= 0.8V to 1V
Error Amplifier Unity-Gain Bandwidth
No Load (Note 4)
Error Amplifier Output Swing Low
FB = 1V
Error Amplifier Output Swing High
FB = 0V
Error Amplifier Output Source Current
FB = 0V, COMP = 1V
Error Amplifier Output Sink Current
FB = 1V, COMP = 1V
Opto Driver Inverting DC Gain
Opto Driver –3dB Bandwidth
No Load (Note 4)
Opto Driver Output Swing Low
FB = 0V, COMP = Open
Opto Driver Output Swing High
V
IN
= 3V, FB = 1V, COMP = Open,
I
OPTO
= 10mA
V
IN
= 20V, FB = 1V, COMP = Open,
I
OPTO
= 10mA
Supply Voltage
V
IN
........................................................................20V
FB Voltage ................................................... –0.3V to 6V
OPTO Short-Circuit Duration ...........................Indefinite
Operating Junction Temperature Range (Note 2)
..........................................................–40°C to 125°C
Storage Temperature Range ..................–65°C to 150°C
Lead Temperature (Soldering, 10 sec) ..................300°C
ORDER PART
NUMBER
S6 PART
MARKING
T
JMAX
= 125°C,
θ
JA
= 250°C/W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTBFY
LT4430ES6
The
●
denotes the specifications which apply over the full operating
MIN
3
TYP
MAX
20
3.9
2.5
0.6045
0.6075
0.1
UNITS
●
V
●
1.9
2.2
0.6
0.6
0.02
–75
–8.5
0.93
48
80
9
0.35
1.33
–450
25
–6
600
0.5
mA
●
1.95
0.5955
0.5925
V
V
V
%
nA
μA
V
mV
dB
MHz
●
–150
–15
●
–5
●
60
●
0.1
1.2
–800
0.55
1.5
–225
V
V
●
●
μA
mA
V/V
kHz
–6.4
–5.6
●
0.85
V
V
●
V
IN
– 1.25
V
IN
– 1.05
●
4.2
5.6
7.5
V
V
IN
1
GND 2
OC 3
6 OPTO
5 COMP
4 FB
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
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參數(shù)描述
LT4430_1 制造商:LINER 制造商全稱:Linear Technology 功能描述:Secondary-Side Opto-Coupler Driver Ground-Referenced Opto-Coupler Drive
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