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电源管理
系统电源: 手机CCD摄像头系统电源
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ROHM手机CCD摄像头的系统电源提供了与各种像数或图解的CCD 传感器兼容的CCD电源ICs。 同时，IC在电源中采用了斩波器升压电路以应对像素增加而加大的载荷电流。 在芯片中不仅融合了CCD传感器，而且还有手机显示LED驱动IC，IC还能使设备更为紧凑
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| Part No. |
Supply voltage
|
Positive voltage
for CCD (V) |
Negative voltage
for CCD (V) |
LDO |
interface |
Package
(mm) |
RoHS |
| VBAT(V) |
VIO(V) |
| BD6028GU |
2.7 to 5.5 |
1.62 to 3.3 |
+15.5/+15/+13/+12 |
-8/-7.5/-7/-6 |
4ch |
I2C＊ |
VCSP85H4
(4.35×4.35)
H=1.0Max. |
Yes
|
| Part No. |
Supply voltage
|
Positive voltage
for CCD (V) |
Negative voltage
for CCD (V) |
I/O voltage for DSP (V) |
Core voltage for DSP (V) |
Constant-
current driver for Focus
(max.mA) |
LED driver
for
backlight |
LED driver
for
RGB or Flash |
Package
(mm) |
RoHS |
VBAT
(V) |
VIO
(V) |
| BD6023AGU |
2.7
to
4.5 |
1.62
to
3.3 |
+15/
+13 |
-8/
-7.5/
-7 |
3.0/3.1 |
1.8/2.5 |
100 |
3ch
(max.30mA/ch) |
3ch
(max.150mA/ch) |
VCSP85H5
(5.5×5.5)
H=1.0Max. |
Yes
|
| BD6025GU |
2.7
to
4.5 |
1.62
to
3.3 |
+15/
+13/
+12 |
-8/
-7.5/
-7 |
3.0/3.1 |
1.2/1.8 |
- |
2ch
(max.30mA/ch) |
3ch
(max.150mA/ch) |
VCSP85H5
(5.3×5.3)
H=1.0Max. |
Yes
|
| BD6026GU |
2.7
to
4.5 |
1.62
to
3.3 |
+15/
+13 |
-8/
-7.5/
-7 |
3.0/3.1 |
1.8/2.5 |
100 |
3ch
(max.30mA/ch) |
3ch
(max.210mA/ch) |
VCSP85H5
(5.5×5.5)
H=1.0Max. |
Yes
|
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