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| 2-output LDO series regulator BA33C25FP/HFP Description 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. Dimension (Unit : mm) BA33C25FP 1.50.2 6.50.2 +0.2 5.1-0.1 2-C0.5 2.30.2 0.50.1 5.50.2 1.5 1.2575 1 2 3 4 5 4.5 0.27 S + 5.5 - 4.5 + 0.1 - 0.05 Applications 0.080.05 DVD-ROM, DVD-RW, HDD 1.72 0.730.1 D 0 .0 8 S Absolute Maximum Ratings (Ta=25C) Applied voltage Power dissipation Operating temperature range Storage temperature range Parameter Symbol VCC Pd Topr Tstg -40 -55 Limits 18 2300 ~ ~ +105 +150 1 HRP-5 Unit V mW 1 Derating : 18.4mW/C for operation above Ta 25C 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) C C Recommended Operating Conditions (Ta=25C) Input supply voltage 3.3V output current 2.5V output voltage Parameter Symbol VCC Io1 Io2 Min. 4.1 - Typ. - Max. 16.0 1 1 Unit V A A 1.5230.15 0.8350.2 10.540.13 8.00.13 Features 1) 3.3V/1A, 2.5V/1A 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 5) Built-in temperature protection circuit protects the IC from thermal destruction by overload state 6) TO252-5 package, HRP-5 package 0.8 0.5 1.27 0.50.1 1.00.2 TO252-5 BA33C25HFP 9.390.125 1.0170.2 8.820.1 (5.59) 1.9050.1 (7.49) 2.5 1 2 3 4 5 9.50.5 Electrical characteristics (Unless otherwise noted; Ta=25C, Vcc=5V) Parameter Bias current <3.3V output> Output voltage 1 Min. I/O voltage difference 1 Output current capacity 1 Ripple rejection 1 Input stability 1 Load stability 1 Output voltage temperature coefficient 1 Symbol Ib Vo1 Vd1 Io1 R.R. 1 Reg.I1 2 Min. 3.234 1.0 50 2.450 1.0 50 - Typ. 0.8 3.3 0.25 58 5 30 0.01 300 2.5 58 5 30 0.01 270 Max. 1.5 3.366 0.50 30 75 2.550 30 75 - Unit mA V V A dB mV mV mA V A dB mV mV mA Conditions Io=0mA, Io2=0mA Io1=500mA Io1=500mA, Vcc=3.135V f=120Hz, ein=1Vrms, Io1=200mA Vcc=4.1 16V, Io1=500mA Io1=0mA 1A Vcc=16V Reg.L1 Tcvo1 IOS1 Vo2 Io2 R.R. 2 Reg.I2 Reg.L2 Tcvo2 Output short current 1 <2.5V output> Output voltage 2 % /C Io1=5mA, Tj=0~125C Io2=500mA f=120Hz, ein=1Vrms, Io2=200mA Vcc=4.1 16V, Io2=500mA Io2=0mA 1A Vcc=16V Output current capacity 2 Ripple rejection 2 Input stability 2 Load stability 2 Output voltage temperature coefficient 2 2 Output short current 2 IOS2 This product is not designed for protection against radioactive rays. 2 Design guaranteed (All total inspection is not performed.) % / C Io1=5mA, Tj=0~125C Block Diagram BA33C25FP/HFP Reference Voltage Current Limit Vcc Vcc Sat. Prevention Vcc Vcc Thermal Shut Down Current Limit 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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