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UB264A PDF даташит

Спецификация UB264A изготовлена ​​​​«Unisonic Technologies» и имеет функцию, называемую «LION BATTERY PROTECTION IC».

Детали детали

Номер произв UB264A
Описание LION BATTERY PROTECTION IC
Производители Unisonic Technologies
логотип Unisonic Technologies логотип 

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UB264A Даташит, Описание, Даташиты
UNISONIC TECHNOLOGIES CO., LTD
UB264A
Preliminary
LION BATTERY PROTECTION
IC FOR 2-SERIAL, 3-SERIAL,
OR 4-SERIAL-CELL PACK
(SECONDARY PROTECTION)
„ DESCRIPTION
The UTC UB264A Series is secondary protection IC for 2-, 3-, or
4-Cell lithium-ion rechargeable battery packs, and incorporates a
high-accuracy voltage detection circuit.
The UTC UB264A Series also includes a high accuracy delay
circuit for over voltage detection time without external capacitors.
„ FEATURES
* High-accuracy voltage detection circuit for each cell
* Overcharge detection voltage n (n=1 to 4): 4.30V to 4.80V (in
50mV steps)
* Overcharge hysteresis voltage n (n=1 to 4): -0.52V±0.21V,
0.39V±0.16V, 0.26V±0.11V, 0.13V±0.06V, None
* Delay times for overcharge detection can be set by an internal
circuit without external capacitors
* Output control function via CTL pin
* CMOS output active “H”
* Wide operating voltage range 3.6V to 24V
* Wide operating temperature range 40°C ~ +85°C
* Low current consumption: 2.5μA typ. (+25°C) at 3.5V for each
cell
„ ORDERING INFORMATION
Note:
Ordering Number
Lead Free
Halogen Free
UB264AL-P08-R
UB264AG-P08-R
xx: SERIAL CODE, refer SERIAL CODE LIST.
Package
TSSOP-8
CMOS IC
Packing
Tape Reel
www.unisonic.com.tw
Copyright © 2012 Unisonic Technologies Co., Ltd
1 of 10
QW-R502-832.A
Free Datasheet http://www.Datasheet4U.com









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UB264A Даташит, Описание, Даташиты
UB264A
„ PIN CONFIGURATION
Preliminary
CMOS IC
„ PIN DESCRIPTION
PIN NO.
1
2
3
4
5
6
7
8
PIN NAME
VDD
SENSE
VC1
VC2
VC3
VSS
CTL
CO
DESCRIPTION
Positive power input pin
Positive voltage connection pin of battery 1
Negative voltage connection pin of battery 1
Positive voltage connection pin of battery 2
Negative voltage connection pin of battery 2
Positive voltage connection pin of battery 3
Negative voltage connection pin of battery 3
Positive voltage connection pin of battery 4
Negative power input pin
Negative voltage connection pin of battery 4
CO output control pin
FET gate connection pin for charge
„ SERIAL CODE LIST
MODEL
CODE
OVERCHARGE
DETECTION
VOLTAGE
[VCU](V)
AA 4.45±0.050
OVERCHARGE
HYSTERSIS
VOLTAGE
[VHC](V)
-0.39±0.16
OVERCHARGE
DETECTION
DELAY TIME
[tCU](S)
4.0±1.0
OVERCHARGE
RELEASE
DELAY TIME
[tCL](mS)
60.0±20.0
AB 4.35±0.050 -0.39±0.16
4.0±1.0
60.0±20.0
AC 4.50±0.050 -0.39±0.16
4.0±1.0
60.0±20.0
UB264A
AD
AE
4.35±0.050
4.30±0.050
-0.39±0.16
-0.39±0.16
2.0±0.5
4.0±1.0
30.0±10.0
60.0±20.0
AF 4.45±0.050 -0.39±0.16
2.0±0.5
30.0±10.0
AG 4.30±0.050 -0.39±0.16
2.0±0.5
30.0±10.0
AH 4.40±0.050 -0.39±0.16
4.0±1.0
60.0±20.0
OUTPUT
FORM
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
CMOS output
active “H”
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 10
QW-R502-832.A
Free Datasheet http://www.Datasheet4U.com









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UB264A Даташит, Описание, Даташиты
UB264A
„ BLOCK DIAGRAM
SENSE
Preliminary
Oscillator
Overcharge
VC1 Detector 1
CMOS IC
VDD
VC2
VC3
VSS
Overcharge
Detector 2
Overcharge
Detector 3
Overcharge
Detector 4
Divider
Control
Logic
CO
CTL
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 10
QW-R502-832.A
Free Datasheet http://www.Datasheet4U.com










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