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UB2017L-AA-AG6-R Fiches technique(PDF) 5 Page - Unisonic Technologies

No de pièce UB2017L-AA-AG6-R
Description  ONE-CELL STANDALONE LINEAR LITHIUM BATTERY CHARGER
PDF  13 Pages
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Fabricant  UTC [Unisonic Technologies]
Site Internet  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UB2017L-AA-AG6-R Fiches technique(HTML) 5 Page - Unisonic Technologies

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UB2017
Preliminary
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
5 of 13
www.unisonic.com.tw
QW-R502-868.a
ELECTRICAL CHARACTERISTICS (VCC=5V, TA=25°С, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Input Supply Voltage
VCC
4.5
6.0
V
Input Supply Current
ICC
Charge Mode (Note 1), RPROG=10k
110
2000
μA
Standby Mode (Charge Terminated)
115
500
μA
Shutdown Mode(RPROG Not
Connected, VCC<VBAT, or VCC<VUV)
20
60
μA
Regulated Output (Float) Voltage
VFLOAT IBAT=30mA, ICHRG=5mA
4.15
4.20
4.25
V
BAT Pin Current
IBAT
RPROG=10k, Current Mode
80
100
120
mA
RPROG=2k, Current Mode
500
mA
Standby Mode, VBAT=4.2V
0
±1
±6
μA
Shutdown Mode (RPROG Not
Connected)
±0.5
±6
μA
Sleep Mode, VCC=0V
±1
±6
μA
Trickle Charge Current
ITRIKL
VBAT<VTRIKL, RPROG=10k
10
mA
Trickle Charge Threshold Voltage
VTRIKL
RPROG=10k, VBAT Rising
2.8
2.9
3.0
V
VCC Undervoltage Lockout Threshold
VUV
From VCC Low to High
3.8
V
VCC Undervoltage Lockout Hysteresis
VUVHYS
120
mV
Manual Shutdown Threshold Voltage
VMSD
PROG Pin Rising
1.25
V
PROG Pin Falling
1.15
V
VCC–VBAT Lockout Threshold Voltage
VASD
VCC from Low to High
100
mV
VCC from High to Low
30
mV
C/10 Termination Current Threshold
ITERM
RPROG=10k (Note 2)
0.1
mA/mA
RPROG=2k
0.1
mA/mA
PROG Pin Voltage
VPROG
RPROG=10k, Current Mode
0.8
1.0
1.2
V
CHRG Pin Weak Pull-Down Current
ICHRG
VCHRG=3V
15
μA
CHRG Pin Output Low Voltage
VCHRG
ICHRG=5mA
0.6
V
Recharge Battery Threshold Voltage ΔVRECHRG VFLOAT-VRECHRG
100
mV
Thermal Protection Temperature
TLIM
120
°С
Soft-Start Time
tSS
IBAT=0 to 1000V/RPROG
100
μs
Recharge Comparator Filter Time
tRECHARGE VBAT High to Low
1
ms
Termination Comparator Filter Time
tTERM
1000
μs
PROG Pin Pull-Up Current
IPROG
1
μA
Notes: 1. Supply current includes PROG pin current (approximately 100μA) but does not include any current
delivered to the battery through the BAT pin (approximately 100mA).
2. ITERM is expressed as a fraction of measured full charge current with indicated PROG resistor.



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