BD6550G-TR Rohm Semiconductor, BD6550G-TR Datasheet
BD6550G-TR
Specifications of BD6550G-TR
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BD6550G-TR Summary of contents
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... Power supply voltage range: 2 High-precision reference voltage: 1.21 V ± Current detection voltage precision: ± Package: SSOP6 Applications The BD6550G is designed for use in secondary-side controllers for battery chargers and similar devices. Absolute maximum ratings (Ta = 25°C) Parameter Power supply voltage ICT pin maximum voltage ...
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Electrical Characteristics (Unless otherwise specified 25°C, Vcc = +5 V) Parameter [Total current consumption] Total supply current - not including output sink current [Voltage control loop] Transconduction gain (VCT). Sink current only Voltage control loop reference at 1.5 ...
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Reference data 900 880 12V 860 5.0V 840 2.5V 820 800 Ambient Temperature: Ta[℃] Fig. 2 Circuit Current vs. Temperature 8 6 12V 4 5. Ambient Temperature: ...
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Block diagram 1.21V VOLTAGE REFERENCE Pin descriptions No. Pin name 1 VCT 2 GND 3 OUT 4 ICT 5 VSE 6 VCC I/O Equivalent circuits ICT Fig.14 ...
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... MCR03 (ROHM) R23 MCR03 (ROHM) RS MCR25 (ROHM) D1 SB240 D2 SB240 PC PC17K1DD (KODENSHI) These components are used to compensate for the phase of the voltage control amplifier. C21 R21 1K 0.1μF VCC 6 BD6550G - + 1.210V VOLTAGE REFERENCE OUT + - 3 ICT 4 GND 2 C22 R22 0.1μ 0.3 GND2 ...
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Operating principles and supplemental information 1. Current and voltage control (1-1) Voltage control Voltage feedback consists of an operational amplifier, resistors (R1, R2), and a photocoupler (PC), that is directly connected to output. Equation (A) illustrates the relationship between R1 ...
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Operation notes 1. Absolute maximum ratings An excess in the absolute maximum ratings, such as supply voltage, temperature range of operating conditions, etc., can break down the devices, thus making impossible to identify breaking mode, such as a short circuit ...
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Power dissipation reduction SSOP6 675mW 0.6 0.4 0 100 125 Ta[°C] Fig. 20 Selecting a Model Name When Ordering ROHM model name SSOP6 <Dimension> ° + 2.9±0 − ...
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Appendix 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 ...