M62244FP
Electrical Characteristics
Unless otherwise specified, Ta = 25°C, VCC = 5.5 V, resistor for current detection = 0.2
Ω,
and pins for adjustment
Vstrt, Vstp, Ifull, and Vrchg are open-circuit.)
Block
Item
Symbol
Rated value
Min.
All
Power-supply voltage
range for charge-control
Circuit current
Battery-discharge
current (when not
charging)
Reference voltage
Reference
voltage for
constant-
voltage
control
Battery-
voltage
detector
IL=-1mA
IL=-5mA
VCC
Icc
Ibatout
3.0
Typ.
5.5
Max.
6.5
5.0
1.50
V
mA
µA
When not connected to a battery
Battery is discharged to the IC
when VBAT = 4.2 V (through pins
Idet1, Idet2, Vsense)
Unit
Remarks
Vref
Vcvref1
Vcvref2
1.176
2.076
2.07
1.200
2.100
2.10
1.224
2.124
2.13
V
V
V
Excessive-discharge
detection voltage
Hysteresis in excess-
discharge detection
voltage
Fast-charge start
voltage
Hysteresis in fast-charge
start voltage
Recharge-start voltage
Vlv
Vlvhis
1.9
25
2.0
50
2.1
75
V
mV
Precharge 2 start voltage
Vfchg
Vfchghis
Vrchg
2.8
250
3.85
2.9
300
3.90
3.0
350
3.95
V
mV
V
Fast charge start voltage
When no external resistor is
connected to Vrchg. Selectable by
an external resistor
Hysteresis in the recharge-start
voltage
When Ichg = 130 mA (RS = 0.2
Ω).
See note 1.
Charging-completed
voltage
Charge
control
voltage
Ta = 15 to
35°C
Ta = 20 to
85°C
Ta = 15 to
35°C
Ta = 20 to
85°C
Ta = 0 to
50°C
Ta = 20 to
85°C
Excessive voltage
detection
Charging
current
detector
Precharge current 1
Precharge current 2
Fast-charge current
Charging-completed
current
Vfull
Vchg11
Vchg12
Vchg21
Vchg22
Vchg31
Vchg32
Vov
Ipre1
Ipre2
Ichg
Ifullchg1
Ifullchg2
Vrchg
+0.03
4.190
4.170
4.187
4.167
4.170
4.150
4.30
2
10
190
19
9
250
Vrchg
+0.05
4.200
4.200
4.200
4.200
4.200
4.200
4.35
3
20
200
25
15
300
Vrchg
+0.07
4.210
4.230
4.213
4.233
4.230
4.250
4.40
5
30
210
31
21
350
V
V
V
V
V
V
V
V
mA
mV
mV
mV
mV
mV
When Ichg = 130 mA (RS = 0.2
Ω).
See note 2.
Whe Ichg = 130 mA (RS = 0.2
Ω),
no external resistor
Voltage across Rs when VBAT =
2.6 V
Voltage across Rs when VBAT =
3.6 V
Voltage across Rs when Ifull is
open-circuit.
Voltage across Rs when Ifull is
connected to ground.
Excessive current
detection
Ioc
Rev.1.0, Sep.19.2003, page 5 of 17
RENESAS [ RENESAS TECHNOLOGY CORP ]
