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參數(shù)資料
| 型號(hào)： | LB1941 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Constant Current Forward/Reverse Driver IC for Digital Cameras |
| 中文描述： | 恒流正轉(zhuǎn)/反轉(zhuǎn)的數(shù)碼相機(jī)驅(qū)動(dòng)IC |
| 文件頁數(shù)： | 2/4頁 |
| 文件大小： | 36K |
| 代理商： | LB1941 |
No. 7193-2/4
LB1941T
Parameter
Symbol
Conditions
Ratings
Unit
Function-guaranteed voltage range
VOPR
2.5 to 10
V
Constant-current set range
I
OUT
V
IL
V
IH
Set with RFG-GND resistance
50 to 500
mA
Input low level voltage
IN1, IN2
–0.3 to +0.5
V
Input high level voltage
IN1, IN2
2.0 to 10
V
Allowable Operating Range
at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Standby Current dissipation
ISTB
V
CC
= 8.5 V
—
—
1.0
μA
[Constant-current H bridge drive circuit]
Output saturation voltage
V
O
(sat)1
V
O
(sat)2
I
OUT
V
CC
= 3 V, I
O
= 200 mA (Upper + Lower side)
V
CC
= 4 V, I
O
= 400 mA (Upper + Lower side)
V
CC
= 4 V, R
L
= 3
, RF = 0.5
V
CC
= 4 V, R
L
= 3
, RF = 0.5
*
(Ta = –10 to +60°C)
V
CC
= 4 V, R
L
= 0
(No load, full drive)
*
—
0.20
0.35
V
—
0.50
0.70
Output constant current
375
400
424
mA
Temperature dependence of output constant
current (reference Ta = 25°C)
I
O
–2
—
+2
%
Operating current dissipation
I
CC
TSD
—
14
21
mA
Thermal protection operating temperature
150
180
210
°C
[Control input circuit]
Control pin maximum input current
I
IH
I
IL
V
IH
= 5.5 V, V
CC
= 5.5 V
V
IL
= GND
—
80
100
μA
–1
—
0
Electrical Characteristics
at Ta = 25°C
Note
*
: Design guarantee: Characteristics shown here are design targets and measurement with independent unit is not made before shipment.
0
20
--20
40
60
100
80
0
100
300
200
500
400
ILB01541
Pd max — Ta
192
Ambient temperature, Ta —
°
C
A
Specified board
Mounted on a board:
114.3
×
76.1
×
1.6mm
3
glass epoxy resin
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