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BS EN 62637-1:2011

$142.49

Battery charging interface for small handheld multimedia devices – 2 mm barrel interface

Published By Publication Date Number of Pages
BSI 2011 26
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IEC 62637-1:2011 defines a charging interface between small handheld multimedia devices and power-supply accessories, specifically chargers. Devices, which could be based on this standard may vary over time, but have to comply with the limited power available. The interface is a 2 mm barrel type charging interface. The French version of this standard has not been voted upon. This bilingual version (2011-07) replaces the English version.

PDF Catalog

PDF Pages PDF Title
6 CONTENTS
8 1 Scope
2 Normative references
Figures

Figure 1 – Scope of the charging interface standard
9 3 Abbreviations and symbols
4 Specifications for 2 mm barrel interface
4.1 General
10 4.2 Temperature
4.3 Voltage
5 Electrical specification for 2 mm barrel type chargers
5.1 Charger output capacitance
5.2 Maximum transient voltage and current values
Figure 2 – Maximum permitted charger output capacitance
11 5.3 Maximum output ripple voltage
Figure 3 – Maximum duration of charging current overshoot
and maximum voltage undershoot
Tables

Table 1 – Limits for maximum voltage and settling time
12 5.4 High-frequency voltage components at the charger output
Figure 4 – Maximum peak-to-peak ripple voltage
Table 2 – Maximum ripple voltage in different frequency ranges
Table 3 – Maximum conducted interference
13 5.5 Feel current of AC chargers
5.6 Charging voltage/current window
Figure 5 – Maximum high-frequency output voltage components
14 5.7 Current linearity for chargers
Figure 6 – Charging current/voltage window for 2 mm barrel type chargers
15 6 Accessories connected between the 2 mm barrel charger and the mobile device
6.1 Accessory interfaces
Figure 7 – Current linearity specification example
16 6.2 Electrical specifications for accessories
6.3 Booting up the mobile device when connected to an accessory
6.4 Charger identification
Figure 8 – Accessory/device interface
Table 4 – Electrical specification for accessory contacts
17 7 Charger identification method for the 2 mm barrel interface
8 Connectors for the 2 mm barrel interface
8.1 Connectors
8.2 Charging voltage polarity
Figure 9 – Charger identification voltages
18 Figure 10 – General view of the 2 mm barrel charging plug
19 Annex A (normative)
Artificial load
Figure A.1 – Artificial load
20 Annex B (normative)
Coupling/decoupling network
Figure B.1 – Coupling/decoupling network
21 Annex C (informative)
Additional information on connectors for 2 mm barrel interface
Figure C.1 – 2 mm barrel charging plug – Details
Figure C.2 – 2 mm barrel charging receptacle – Details
22 Figure C.3 – Bending durability
23 Bibliography
BS EN 62637-1:2011
$142.49