s-8244aafph-ceftfg Seiko Instruments Inc., s-8244aafph-ceftfg Datasheet
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s-8244aafph-ceftfg
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s-8244aafph-ceftfg Summary of contents
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... V, 0.25 ± 0.07 V, 0.13 ± 0.04 V, 0.045 ± 0.02 V, None Absolute maximum rating : (refers to the range in which the delay circuit can operate normally after overvoltage is detected) Can be set by an external capacitor. At 3.5 V for each cell : 3.0 µA max. ( + 25°C) At 2.3 V for each cell : 2.4 µ ...
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... S-8244 Series Block Diagram VCC SENSE VC1 VC2 VC3 VSS Remark In the case of Nch open-drain output, only the Nch transistor will be connected to the CO pin. In the case of Pch open-drain output, only the Pch transistor will be connected to the CO pin. 2 Overcharge detection comparator Reference voltage 1 ...
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... BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION) Rev.3.5 _00 Product Name Structure 1. Product Name S-8244A xx xx *1. Refer to the tape specifications at the end of this book. *2. Refer to the Product Name List. - xxx direction of tape specifications TF: SNT-8A T2: 8-Pin MSOP Product name (abbreviation) ...
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... BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION) S-8244 Series 2. Product Name List (1) SNT-8A Product name/Item S-8244AAAPH-CEATFG S-8244AABPH-CEBTFG S-8244AAFPH-CEFTFG S-8244AAGPH-CEGTFG S-8244AAVPH-CEVTFG S-8244AAYPH-CEYTFG S-8244AAZPH-CEZTFG Remark Please contact our sales office for the products with the detection voltage value other than those specified above ...
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... BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION) Rev.3.5 _00 Pin Configurations SNT-8A Top view ICT VSS 6 VC3 4 5 Figure 2 8-Pin MSOP Top view VCC 8 1 SENSE VC1 VC2 4 5 Figure 3 Pin No. Symbol ICT VCC SENSE ...
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... Board size : 114.3 mm × 76.2 mm × t1.6 mm (2) Name : JEDEC STANDARD51-7 Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical damage. These values must therefore not be exceeded under any conditions. Figure 4 Power Dissipation of Package (When Mounted on Board) 6 Table 5 ...
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... CO “L” voltage *1. ± when Ta = − 40 ° ° C. *2. 0.25 ± 0.07 V, 0.13 ± 0.04 V, 0.045 ± 0.02 V except for 0.38 V hysteresis models. *3. Overcharge detection voltage or overcharge hysteresis voltage. *4. Since products are not screened at high and low temperature, the specification for this temperature range is guaranteed by design, not tested in production ...
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... Nch open drain) or “L” (for CMOS output active “L” or Pch open drain). • Next, gradually decrease V1: Overcharge hysteresis voltage (V to “L” (for CMOS output active “H” or Nch open drain) or “H” (for CMOS output active “L” or Pch open drain). (2) Test Condition 2, Test Circuit 1 Conditions: • ...
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... Set switch 1 to OFF and switch for Pch open drain models. Definition: • Set V1, V2, V3 and V4 to 3.5 V and momentarily rise V1 to 4.7 V within 10 µ s. Overcharge detection delay time (t (for CMOS output active “H” or Nch open drain) or “L” (for CMOS output active “L” or Pch open drain). ...
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... Set V1, V2, V3 and V4 to 4.6 V and gradually increase V6 from 0 V (for CMOS output active “L” models). V6 voltage is defined as V • Set V1, V2, V3 and V4 to 3.5 V and gradually increase V6 from 0 V (for CMOS output active “H” or Nch open drain models). V6 voltage is defined MΩ ...
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... Operation Overcharge Detection CO is turned to “H” (for CMOS output active “H” or Nch open drain models) or “L” (for CMOS output active “L” or Pch open drain models) when the voltage of one of the batteries exceeds the overcharge detection voltage (V during charging under normal conditions beyond the overcharge detection delay time (t “ ...
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... BATTERY PROTECTION IC FOR 1-SERIAL TO 4-SERIAL-CELL PACK (SECONDARY PROTECTION) S-8244 Series Timing Chart V CU Battery voltage CMOS output active “H” and CO pin voltage Nch open drain models CMOS output active “L” and CO pin voltage Pch open drain models ...
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... ICT Caution1. The above constants may be changed without notice has not been confirmed whether the operation is normal or not in circuits other than the above example of connection. In addition, the example of connection shown above and the constant do not guarantee proper operation. Perform through evaluation using the actual application to set the constant ...
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... ICT Caution1. The above constants may be changed without notice has not been confirmed whether the operation is normal or not in circuits other than the above example of connection. In addition, the example of connection shown above and the constant do not guarantee proper operation. Perform through evaluation using the actual application to set the constant ...
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... ICT Caution1. The above constants may be changed without notice has not been confirmed whether the operation is normal or not in circuits other than the above example of connection. In addition, the example of connection shown above and the constant do not guarantee proper operation. Perform through evaluation using the actual application to set the constant ...
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... ICT Caution1. The above constants may be changed without notice has not been confirmed whether the operation is normal or not in circuits other than the above example of connection. In addition, the example of connection shown above and the constant do not guarantee proper operation. Perform through evaluation using the actual application to set the constant ...
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... ICT Caution1. The above constants may be changed without notice has not been confirmed whether the operation is normal or not in circuits other than the above example of connection. In addition, the example of connection shown above and the constant do not guarantee proper operation. Perform through evaluation using the actual application to set the constant ...
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... V SS • In this IC, the output logic of the CO pin is inverted after several milliseconds of internal delay if this IC is under the overcharge condition even ICT pin is either “V • Any position from can be used when applying this IC for a one to three-cell battery. However, be sure to short circuit between pins not in use (SENSE − ...
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... Ta [°C] 3. Delay Time vs. Temperature Overcharge Detection Delay Time vs. Temperature S-8244AAAFN −40 −20 Ta [°C] Caution Please design all applications of the S-8244 Series with safety in mind. Overcharge Release Voltage vs. Temperature V = 4.45 V S-8244AAAFN CU 4.17 4.07 3. 100 Current Consumption at Power Down vs. Temperature ...
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... Use of the information described herein for other purposes and/or reproduction or copying without the express permission of Seiko Instruments Inc. is strictly prohibited. The products described herein cannot be used as part of any device or equipment affecting the human body, such as exercise equipment, medical equipment, security systems, gas equipment, or any apparatus installed in airplanes and other vehicles, without prior written permission of Seiko Instruments Inc ...