m62240fp Renesas Electronics Corporation., m62240fp Datasheet - Page 2

• Manufacturer Part Number: m62240fp
• Description: Single Chip Battery Charger Control Ic
• Manufacturer: Renesas Electronics Corporation.

M62240FP
Pin Arrangement
Pin Description
3
4, 5
6
7
8
9
10
11
12
14
13
15
16
18
19
20, 1
2
17
REJ03F0239-0200 Rev.2.00 Sep 14, 2007
Page 2 of 6
Pin No.
LED
Rc, Cc
Chg SW
GND
Batt SW
VTR SW
TEST
Batt+
Batt–
Batt T
Vref2
P.C
V
I
OC SET
I
Vref1
V
DET
SET1, 2
DET
CC
Pin Name
VTR SW
Chg SW
Batt SW
TEST
Vref1
I
GND
SET2
LED
Rc
Cc
Outline: PRSP0020DA-A (20P2N-A)
LED drive (Open collector outputs)
Setting the oscillating frequency of the internal clocks.
The SW drive terminal used for charging battery. (Open collector outputs)
Ground
Checking whether a battery is mounted or not. (It has a pull-up resistor)
Detecting VTR connection. (It has a pull-up resistor)
Test mode set-up. (It has a pull-up resistor)
This is connected to the + terminal of the battery.
This is connected to the – terminal of the battery.
This is connected to the temperature detecting terminal of the battery.
The voltage reference terminal for temperature detection.
This is connected to the photo-coupler used for feedback.
(It has a pull-up resistor)
Monitoring the output voltage.
Detecting the charging current or output current.
Setting the over-current detection value in the adapter mode.
These are used to the charging current.
(I
Setting the standard voltage for over-current set-up value and the charge
current set-up.
Power supply.
SET1
10
1
2
3
4
5
6
7
8
9
is for quick charge and I
M62240FP
(Top view)
20
19
18
17
16
15
14
13
12
11
I
OC SET
I
V
V
P.C
Batt T
Vref2
Batt
Batt
SET2
SET1
DET
CC
DET
Function
+
is for trickle charge)