Introduction to Qualcomm Quick Charge 2.0

19 Pages·2014·0.37 MB·English

by  Qualcomm Technologies Inc.

Introduction to Qualcomm
Quick Charge 2.0
80-VT310-3 Rev. B
Confidential and Proprietary –Qualcomm Technologies, Inc.
Restricted Distribution: Not to be distributed to anyone who is not an employee of either Qualcomm
or its subsidiaries without the express approval of Qualcomm’s Configuration Management.
Confidential and Proprietary –Qualcomm Technologies, Inc.
NO PUBLIC DISCLOSURE PERMITTED: Please report postings of this document on public servers or websites to: [email protected].
Restricted Distribution: Not to be distributed to anyone who is not an employee of either Qualcomm or its subsidiaries without the express approval ofQualcomm’s
Configuration Management.
Not to be used, copied, reproduced, or modified in whole or in part, nor its contents revealed in any manner to others without the express written permission of Qualcomm
Technologies, Inc.
Qualcomm is a trademark of QUALCOMM Incorporated, registered in the United States and other countries. All QUALCOMM Incorporatedtrademarks are used with
permission. Other product and brand names may be trademarks or registered trademarks of their respective owners.
This technical data may be subject to U.S. and international export, re-export, or transfer (“export”) laws. Diversion contrary to U.S. and international law is strictly prohibited.
Qualcomm Technologies, Inc.
5775 Morehouse Drive
San Diego, CA 92121
U.S.A.
© 2014 Qualcomm Technologies, Inc.
Confidential and Proprietary –Qualcomm Technologies, Inc. | MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION | 80-VT310-3 Rev. B 2
Revision History
Revision Date Description
A September 2014 Initialrelease
B November 2014 Slide18:
 Added Quick Charge adaptor vendor’s link
 Added compatibility of USB Type-C with Quick Charge 2.0
 Added SMB Charger IC supported by QuickCharge 2.0
Confidential and Proprietary –Qualcomm Technologies, Inc. | MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION | 80-VT310-3 Rev. B 3
Mobile Device Trends
More powerful devices
Larger high-definition displays

Multi-core, multi-GHz processors

4G/LTE radios

Li-Ion batteries increasing in capacity to maintain run time
Feature phones: over 1500 mAh

Smartphones: 2000 mAh – 4000 mAh

Tablets: 4000 mAh – 12000 mAh

Changing usage model
Always on, always connected, always running apps

Consumer/professional highly dependent on portable device

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Why Quick Charging is Important
Consumers need reliable charging, anytime, anywhere.
Now they can also have it fast!
First interaction out of the box, and guaranteed to be repeated virtually everyday

Charging profile changing from overnight to midday/multiple charging

Simultaneous charging and device usage can require more input power

Quick Charge
2.0
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Quick Charge 2.0: Less Time Charging. More Time Doing.
Qualcomm® Quick Charge 2.0 makes charging mobile devices fast and easy
A Qualcomm technology and standard that can deliver significantly higher power to a portable device for faster
charging and/or system operation:
Up to 60 W over standard micro-USB cables/connectors

Class A: 5 V / 9 V / 12 V for smartphones, tablets, mobile routers, digital still cameras, etc.

Class B: 5 V / 9 V / 12 V / 20 V for Chromebooks, slim notebooks, etc.

Current capability of 500 mA to more than 3 A

Backwards compatible with BC 1.2 detection

Delivers up to 75% faster charging vs. conventional USB charging *

Provides high performance independent of cable quality, thickness, or length

Full ecosystem support and qualification enabled by Qualcomm Technologies, Inc. (QTI)

Features UL compliancy testing/certification to ensure interoperability and high quality

* Based on internal tests charging a 3300 mAh battery using a [1] QC 2.0 USB wall adapter (9 V, 2 A), [2] USB wall adapter (5 V, 2 A), and [3] USB wall
adapter (5 V, 1 A), respectively. (February 2013)
Confidential and Proprietary –Qualcomm Technologies, Inc. | MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION | 80-VT310-3 Rev. B 6
How Much Can a 3300 mAh Battery Charge in 30 Minutes? *
12%
30% 60%
Conventional Quick Charge 1.0 Quick Charge 2.0
charging
* Based on internal tests charging a 3300 mAh battery using a [1] QC 2.0 USB wall adapter (9 V, 2 A), [2] USB wall adapter (5V,2 A), and [3] USB wall
adapter (5 V, 1 A), respectively. (February 2013)
Confidential and Proprietary –Qualcomm Technologies, Inc. | MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION | 80-VT310-3 Rev. B 7
Qualcomm Quick Charge 2.0 – Customer Convenience
Qualcomm QuickCharge 1.0 & 2.0 vs. Conventional USB Charging
3300mAh Battery, 5V/9V Input, Zero and 1W System Load
100%
90%
80%
) 70%
e
g
r
a
h 60%
C
Conventional USB SoC (No Load)
f
o
50%
e Conventional USB SoC (1W load)
t
a
t QC 1.0 SoC (No Load)
S 40%
(
C QC 1.0 SoC (1W load)
o
S 30%
QC 2.0 SoC (No Load)
20% QC 2.0 SoC (1W load)
10%
Charge Smartphones in <1 hour (75% Faster)
0%
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
Charge Time (Hours)
* Based on internal tests charging a 3300 mAh battery using a [1] QC 2.0 USB wall adapter (9 V, 2 A), [2] USB wall adapter (5 V, 2 A), and [3] USB wall
adapter (5 V, 1 A), respectively. (February 2013)
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Quick Charge 2.0 is Already in Qualcomm Chipsets
Quick Charge Mobile device
2.0
BB or AP from Qualcomm
QC 2.0 SW
(some chipsets)
AC/DC
USB
adapter
VBUS/GND
Multiple options
D+/D-
for Quick Charge
QC 2.0
2.0
interface SMB charger PMIC(s) implementation in
from Qualcomm from Qualcomm mobile devices
QC 2.0 QC 2.0 HW
HW
QC 2.0 AC/DC chipset
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Interoperable and Consumer Friendly
USB BC 1.2 (Legacy or
Quick Charge 1.0) device
USB BC 1.2 (Legacy or Quick Charge 1.0)
5V, 1A - 2A (5W - 10W) AC/DC adapter

Compatible
Legacy/
Quick Charge
1.0
Quick Charge

2.0
Compatible
Quick Charge 2.0 (HVDCP)
5/9/12/20V, 3A (10W - 60W) AC/DC adapter
Quick Charge 2.0 (HVDCP)
5/9/12/20V input device
Confidential and Proprietary –Qualcomm Technologies, Inc. | MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION | 80-VT310-3 Rev. B 10