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BQ25101HYFPT Datasheet(PDF) 6 Page - Texas Instruments

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Part # BQ25101HYFPT
Description  75-nA Battery Leakage
Download  32 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

BQ25101HYFPT Datasheet(HTML) 6 Page - Texas Instruments

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bq25100, bq25101, bq25100A, bq25100H, bq25101H, bq25100L
SLUSBV8C – AUGUST 2014 – REVISED NOVEMBER 2014
www.ti.com
Electrical Characteristics (continued)
Over junction temperature range 0°C
≤ TJ ≤ 125°C and recommended supply voltage (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Adjust VIN down until IOUT = 0.2 A; VOUT = 4.15 V;
VDO(IN-OUT)
Drop-Out, VIN – VOUT
220
400
mV
RISET = 680 Ω; TJ ≤ 100°C
IOUT
Output “fast charge” formula
VOUT(REG) > VOUT > VLOWV; VIN = 5 V
KISET/RISET
A
RISET = KISET /IOUT; 20 < IOUT < 250 mA
129
135
145
KISET
Fast charge current factor
A
RISET = KISET /IOUT; 5 < IOUT < 20 mA
125
135
145
PRECHARGE – SET BY PRETERM PIN
Pre-charge to fast-charge
VLOWV
2.4
2.5
2.6
V
transition threshold
Deglitch time on pre-charge to
tDGL1(LOWV)
57
μs
fast-charge transition
Deglitch time on fast-charge to
tDGL2(LOWV)
32
ms
pre-charge transition
IPRE-TERM
Refer to the Termination Section
Pre-charge current, default
VOUT < VLOWV; RISET = 2.7 kΩ; RPRE-TERM= High Z
%IOUT-
18
20
22
setting
or for BQ25101/101H
CC
%PRECHG
Pre-charge current formula
RPRE-TERM = KPRE-CHG (Ω/%) × %PRE-CHG (%)
RPRE-TERM/KPRE-CHG%
VOUT < VLOWV; VIN = 5 V;
RPRE-TERM = 6 kΩ to 30 kΩ;
RISET = 1.8 kΩ;
280
300
320
Ω/%
RPRE-TERM = KPRE-CHG × %IPRE-CHG,
where %IPRE-CHG is 20 to 100%
KPRE-CHG
% Pre-charge Factor
VOUT < VLOWV; VIN = 5 V;
RPRE-TERM = 3 kΩ to 6 kΩ;
RISET = 1.8 kΩ;
265
300
340
Ω/%
RPRE-TERM = KPRE-CHG × %IPRE-CHG,
where %IPRE-CHG is 10% to 20%
TERMINATION – SET BY PRE-TERM PIN
Termination threshold current,
VOUT > VRCH; RISET = 2.7 kΩ; RPRE-TERM = High Z
%IOUT-
9
10
11
default setting
or for BQ25101/101H
CC
%TERM
Termination current threshold
RPRE-TERM = KTERM (Ω/%) × %TERM (%)
RPRE-TERM/ KTERM
formula
VOUT > VRCH; VIN = 5 V;
RPRE-TERM = 6 kΩ to 30 kΩ;
575
600
640
RISET = 1.8 kΩ, RPRE-TERM=KTERM × %ITERM,
where %ITERM is 10 to 50%
VOUT > VRCH; VIN = 5 V;
RPRE-TERM = 3 kΩ to 6 kΩ ;
KTERM
% Term factor
555
620
685
Ω/%
RISET = 1.8 kΩ, RPRE-TERM= KTERM × %ITERM,
where %ITERM is 5 to 10%
VOUT > VRCH; VIN = 5 V;
RPRE-TERM = 750 Ω to 3 kΩ;
352
680
1001
RISET = 1.8 kΩ, RPRE-TERM= KTERM × %ITERM,
where %ITERM is 1.25% to 5%
Current for programming the
term. and pre-chg with resistor,
IPRE-TERM
RPRE-TERM = 6 kΩ; VOUT = 4.15 V
23
25
27
μA
ITerm-Start is the initial PRE-TERM
current
ITERM
Termination current range
Minimum absolute termination current
1
mA
%TERM
Termination current formula
RTERM/ KTERM
%
Deglitch time, termination
tDGL(TERM)
29
ms
detected
RECHARGE OR REFRESH
VIN = 5 V; VTS = 0.5 V;
Recharge detection threshold –
VOUT: 4.25 V → VRCH (bq25100);
VO(REG)
VO(REG)–0.0
VO(REG)–0.0
V
normal temp
VOUT: 4.35 V → VRCH (bq25100A);
–0.125
95
75
VOUT: 4.40 V → VRCH (bq25100H)
VRCH
VIN = 5 V; VTS = 0.2 V;
Recharge detection threshold –
VO_HT(REG)
VO_HT(REG)
VO_HT(REG)
VOUT: 4.15 V → VRCH (bq25100);
V
hot temp
–0.130
–0.105
–0.080
VOUT: 4.25 V → VRCH (bq25100H)
VIN = 5 V; VTS = 0.5 V;
Deglitch time, recharge threshold
tDGL1(RCH)
VOUT: 4.25 V → 3.5V in 1 μs;
29
ms
detected
tDGL(RCH) is time to ISET ramp
6
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Copyright © 2014, Texas Instruments Incorporated
Product Folder Links: bq25100 bq25101 bq25100A bq25100H bq25101H bq25100L


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