TS55001 Datasheet, PDF (6/22 Pages) List of Unclassifed Manufacturers – High Efficiency Li-Ion Battery Charger

TS55001
Version 1.3
CHARGER CHARACTERISTICS
Electrical Characteristics, T_J = -40C to 125C, VIN = 5.3V (unless otherwise noted)
Symbol
Parameter
Condition
Charging Regulator: L=4.7uH and C=4.7uF
I_BAT-FC
Output Current Limit in Full-Charge
Mode
I_BAT = 1.5A
V_BAT-TO
Termination Voltage Tolerance in
Top-Off Mode
I_BAT = 0.1C, 0C < Tj < 85C
t_TO
Top-Off Mode Time Out
t_FC
Full-Charge Timer
t_acc
R_DSON
I_BAT
I_OCD
V_BAT-OV
DUTY_MAX
Timer Accuracy
High Side Switch On Resistance
Low Side Switch On Resistance
Max Output Current
Over-Current Detect
V_BAT Over-Voltage Threshold
Max Duty Cycle
I_SW = -1A, T_J=25C
I_SW = 1A, T_J=25C
HS switch current
Min
I_BAT -
10%
V_BAT -
1%
0
200
-10%
101%
V_BAT
Typ
I_BAT
V_BAT
200
250
1.5
2.5
102%
V_BAT
98
Max Unit
I_BAT +
10%
A
V_BAT +
1%
V
120 min
1400 min
+10%
mΩ
mΩ
A
A
103%
V_BAT
%
I²C INTERFACE TIMING REQUIREMENTS
Electrical Characteristics, T_J = -40C to 125C, VIN = 5.3V (unless otherwise noted)
Symbol
Parameter
Standard Mode
Min Max
f_scl
I²C clock frequency
0
100
t_sch
I²C clock high time
4
t_scl
I²C clock low time
4.7
t_sp(2)
I²C tolerable spike time
0
50
t_sds
I²C serial data setup time
250
t_sdh
I²C serial data hold time
0
t_icr(2)
I²C input rise time
1000
t_icf(2)
I²C input fall time
300
t_ocf(2)
I²C output fall time; 10 pF to 400 pF bus
300
t_buf
I²C bus free time between Stop and Start
4.7
t_sts
I²C Start or repeated Start condition setup time 4.7
t_sth
I²C Start or repeated Start condition hold time 4
t_sps(2)
I²C Stop condition setup time
4
(1) The I²C interface will operate in either standard or fast mode.
(2) Parameters not tested in production.
Fast Mode⁽¹⁾
Min Max
0
400
0.6
1.3
0
50
250
0
300
300
300
1.3
0.6
0.6
0.6
Unit
kHz
µs
µs
ns
ns
µs
ns
ns
ns
µs
µs
µs
µs
Specifications subject to change
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