BA33C25HFP-TR [ROHM]
暂无描述;型号: | BA33C25HFP-TR |
厂家: | ROHM |
描述: | 暂无描述 稳压器 |
文件: | 总3页 (文件大小:233K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
2-output LDO series regulator
BA33C25FP/HFP
Description
Dimension (Unit : mm)
BA33C25FP
BA33C25FP/HFP is a 2-output LDO series regulator IC.
Output current is 1A at maximum and output voltage
accuracy is +/-2%. This IC incorporates over-current
protection and thermal protection circuits.
2.3±0.2
6.5±0.2
5.1−+00..12
0.5±0.1
2-C0.5
2
1
3
4
5
1.27
0.5±0.1
1.0±0.2
0.5
Features
1) 3.3V/1A, 2.5V/1A
TO252-5
2) Output voltage accuracy: +/-2%
3) PNP output and LDO voltage type
4) Built-in output current limit circuit protects the IC
from destruction by short
BA33C25HFP
9.39±0.125
1.905±0.1
8.82±0.1
(5.59)
5) Built-in temperature protection circuit protects the IC
from thermal destruction by overload state
6) TO252-5 package, HRP-5 package
1
2
3
4
5
1.2575
+
−
5.5°
4.5°
4.5°
0.1
0.27 +−
0.05
Applications
S
DVD-ROM, DVD-RW, HDD
1.72
0.73±0.1
D
0.08 S
HRP-5
Absolute Maximum Ratings (Ta=25˚C)
Parameter
Symbol
VCC
Limits
18
2300
~
Unit
V
mW
˚C
˚C
Applied voltage
∗1
Power dissipation
Pd
Topr
Tstg
-
-
40
55
+105
+150
Operating temperature range
Storage temperature range
~
∗1 Derating : 18.4mW/˚C for operation above Ta ≥ 25˚C
PCB (70mmx70mm, t=1.6mm) glass epoxy mounting. (Thermal via on the board.)
(Board surface copper foil area: 10.5mmX10.5mm)
(2 layer board (Back copper foil area: 15mmX15mm)
Recommended Operating Conditions (Ta=25˚C)
Parameter
Input supply voltage
3.3V output current
2.5V output voltage
Symbol
VCC
Min.
4.1
-
Typ.
-
-
Max.
16.0
1
Unit
V
A
Io1
1
Io2
-
-
A
Electrical characteristics (Unless otherwise noted; Ta=25˚C, Vcc=5V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
mA
Conditions
Bias current
Io=0mA, Io2=0mA
-
Ib
0.8
1.5
<3.3V output>
Output voltage 1
V
V
A
dB
mV
mV
Io1=500mA
3.234
-
1.0
50
-
-
-
-
Vo1
∆Vd1
Io1
R.R. 1
Reg.I1
Reg.L1
Tcvo1
IOS1
3.3
0.25
- -
58
5
30
±0.01
300
3.366
0.50
Min. I/O voltage difference 1
Output current capacity 1
Io1=500mA, Vcc=3.135V
Ripple rejection 1
Input stability 1
Load stability 1
f=120Hz, ein=1Vrms, Io1=200mA
Vcc=4.1 → 16V, Io1=500mA
Io1=0mA → 1A
-
30
75
-
∗2
Output voltage temperature
% /
mA
Io1=5mA, Tj=0~125˚C
Vcc=16V
˚C
coefficient 1
Output short current 1
<2.5V output>
-
Io2=500mA
Output voltage 2
Output current capacity 2
Ripple rejection 2
Input stability 2
Vo2
Io2
V
A
dB
mV
mV
2.450
1.0
50
-
-
-
2.5
- -
58
5
30
2.550
f=120Hz, ein=1Vrms, Io2=200mA
Vcc=4.1 → 16V, Io2=500mA
Io2=0mA → 1A
R.R. 2
Reg.I2
Reg.L2
Tcvo2
IOS2
-
30
75
-
Load stability 2
Output voltage temperature ∗2
Io1=5mA, Tj=0~125˚C
Vcc=16V
% /
˚C
mA
±0.01
270
coefficient 2
Output short current 2
-
-
∗This product is not designed for protection against radioactive rays.
∗2 Design guaranteed (All total inspection is not performed.)
Block Diagram
BA33C25FP/HFP
Vcc
Vcc
Reference
Voltage
Current
Limit
Sat.
Prevention
Vcc
Vcc
Thermal
Current
Limit
Shut Down
Sat.
Prevention
Vcc
N.C.
GND(FIN) Vo1
Vo2
Appendix
Notes
No technical content pages of this document may be reproduced in any form or transmitted by any
means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document use silicon as a basic material.
Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
Appendix1-Rev1.0
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