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Application Report
SLUA605–August 2011
bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, bq24610/6, and
bq24630/40/50 Comparison
Tahar Allag and Wang Li................................................................................ Battery Power Applications
ABSTRACT
This application report provides a comparison among bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, and
bq246xx . The document presents the main differences and describes the main features of each part. It
assists designers in selecting the most suitable charger for their application.
1 Summary Table of bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, and bq246xx
Comparison
Table 1 compares different parameters of the bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, and bq246xx. It
provides the input voltage range, the maximum charging current during the fast-charge phase of each
charger, the power path, the availability of the Dynamic Power Management function, temperature
qualification range, and the packaging type and size.
Table 1. Summary of Comparison Table
Temperature
Fast-Charge Power-Path Switching
Device Vin (OVP) V-charge DPM IIN Frequency Battery Qualification Package
Current Gate Drive MOSFET
Profile
4.3-16 V 1-3 Cell Li-ion or 0°-45°C or 3.5x4.5
bq241x0/3/4/8/9 Max 2 A N/A N/A Internal 1.1 MHz
(N/A) 4.2 V/cell Li-polymer wider QFN-20
4.3-16 V 1-3 Cell Li-ion or 0°-45°C or 3.5x4.5
bq24105/15/25 Max 2 A N/A N/A Internal 1.1 MHz
(N/A) Adjustable Li-polymer wider QFN-20
4.5-17 V 1-3 Cell ACFET NMOS Li-ion or 0°-40°C or 3.5x5.5
bq24170 Max 4 A Yes Internal 1.6 MHz
(OVPSET) 4.2 V/cell BATFET PMOS Li-polymer wider QFN-24
4.5-17 V 1-3 Cell ACFET NMOS Li-ion or 3.5x5.5
bq24171 Max 4 A Yes Internal 1.6 MHz JEITA
(OVPSET) Adjustable BATFET PMOS Li-polymer QFN-24
4.5-17 V 1-3 Cell ACFET NMOS Li-ion or 0°-40°C or 3.5x5.5
bq24172 Max 4 A Yes Internal 1.6 MHz
(OVPSET) Adjustable BATFET PMOS Li-polymer wider QFN-24
4.5-17 V 1-3 Cell ACFET:NMOS Li-ion or 0°-40C or 3.5x5.5
bq24133 Max 2.5 A Yes Internal 1.6 MHz
(OVPSET) 4.2 V/cell BATFET:PMOS Li-polymer wider QFN-24
5-28 V Max 10 A (10 1-6 Cell ACFET PMOS Li-ion or 0°-40°C or
bq24610 Yes External 600 kHz 4x4 QFN-24
(32 V) mΩ Rsns) Adjustable BATFET PMOS Li-polymer wider
5-28 V Max 10 A (10 1-6 Cell ACFET PMOS Li-ion or
bq24616 Yes External 600 kHz JEITA 4x4 QFN-24
(32 V) mΩ Rsns) Adjustable BATFET PMOS Li-polymer
5-28V Max 10 A (10 1-7 Cell ACFET PMOS
bq24630 Yes External 300 kHz LiFePO4 LiFePO4 4x4 QFN-24
(32 V) mΩ Rsns) Adjustable BATFET PMOS
5-28 V Max 10 A (10 Super 0°-40°C or 3.5x3.5
bq24640 2.1~26 V N/A No External 600 kHz
(32 V) mΩ Rsns) capacitor wider QFN-16
Input
5-28 V Max 4 A (10 1-6 Cell Li-ion or 0°-40°C or 3.5x3.5
bq24650 N/A voltage External 600 kHz
(32 V) mΩ Rsns) Adjustable Li-polymer wider QFN-16
(Vin) DPM
bqSWITCHER is a trademark of Texas Instruments.
1
SLUA605–August 2011 bq241x0/3/4/5/8/9, bq24170/1/2, bq24133, bq24610/6, and bq24630/40/50
Comparison
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