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參數(shù)資料
| 型號(hào)： | LA5645M |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Constant-Voltage/Constant-Current Control IC(恒壓/恒流控制芯片) |
| 中文描述： | 與恒控制IC（恒壓/恒流控制芯片） |
| 文件頁(yè)數(shù)： | 2/5頁(yè) |
| 文件大小： | 53K |
| 代理商： | LA5645M |
No. 6489-2/5
LA5645M
0.2
0.0
0.3
0.4
0.6
0.8
1.0
–20
0
20
40
60
80
100
Pd max — Ta
0.16
0.41
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Current drain
I
CC
I
PC
= OFF
V
CC
= V
PC
= 14 V
I
PC
= 50 mA
I
REF
= 0 mA
I
REF
= 0 to 5 mA
1
3
mA
Leakage current
I
PC
LEAK
V
PC
(sat)
V
REF
V
REF
/
I
REF
100
μA
Saturation voltage
0.5
0.7
V
Reference voltage
1485
1500
1515
mV
Reference voltage regulation
30
mV
[Amplifier Block] (Characteristics common to both channels A and B)
Input offset voltage
V
IO
I
IO
I
B
A
V
V
ICM
SR
0.5
2
mV
Input offset current
5
50
nA
Input bias current
80
250
nA
Voltage gain
Open loop gain (design guarantee
*
)
80
dB
Common-mode input voltage range
0
V
CC
– 2
V
Slew rate
Design guarantee
*
0.8
V/μs
Gain-bandwidth product
GB
Design guarantee
*
2
MHz
Electrical Characteristics
at Ta = 25°C, V
CC
= 5 V
Note:
*
Design guarantee value. These parameters are not measured.
A
Ambient temperature, Ta — °C
Mounted on the specified
printed circuit board
Independent IC
Board size: 76.1
×
114.3
×
1.6 mm
3
Board material: glass epoxy
Pin Assignment
1
PC
A–INPUT
A+INPUT
GND
8
2
A+
–
7
VREF
3
6
4
5
B+INPUT
B–INPUT
VREF
VCC
B
–
+
A13183
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