VL-1220/HFN Panasonic - BSG, VL-1220/HFN Datasheet - Page 2

• Manufacturer Part Number: VL-1220/HFN
• Description: BATTERY LITH COIN 3V 12.5MM HORZ
• Manufacturer: Panasonic - BSG
• Series: VL1220r

Specifications of VL-1220/HFN

• Battery Cell Size: Coin 12.5mm
• Voltage - Rated: 3V
• Capacity: 7.0mAh
• Size / Dimension: 0.49" Dia x 0.08" H (12.5mm x 2.0mm)
• Termination Style: PCB Pins
• Rechargeability: Yes
• Discharge Current: 0.03mA
• Charging Current: 0.5mA
• Operating Temperature: -20°C ~ 60°C
• Weight: 0.03 oz (0.85g)
• Lead Free Status / RoHS Status: Lead free / RoHS compliant by exemption
• Other names: P079; VL1220-1HF; VL1220-1HFE

G Reference: Examples
Chapter
7.5V
5
7
1
-
-
3
-
4
+
+
+
5V
0V
2
5V
0V
0V
Transistor control(for VL2320)
Zener control
5V
Select a diode having an inverse current as small as possible.
For minimizing current leakage due to resistance, etc., as when charging by another battery.
5V
5V
2006
R
R
ZD
ZD
R
R
R
R
R
3 - 54
1
2
R
1
2
1
2
1
Patent acquired
Patent acquired
R
R
1
VL
2
: 4.3k
D
D
D
D
D
1
3
1
3
Constant voltage
3.4V
D
element
GND
R
2
R
VL
: 15.0k
3
D
VL
D
VL
VL
2
2
of
Load
charging
R
✽
ZD : HZ2ALL
3
R : 43 /VL2320
D : MA2J728 or MA3X704
Schottky
: 680
D
68 /VL2020
R
Type
Standard circuits
Simple economical circuits
2
Charging
VL621
VL1220
VL2020
VL2320, VL2330
VL3032
A
B
D
VL
VL1220
VL2020
VL2320, VL2330
VL3032
For D
D : MA2J728 (Very small reverse current)
✽
For D , select a diode of small inverse current
Load with 5V applied
flows to the load during operation. Compensation must be provided by the resistors in such cases.
circuits
VF of D will be different from the value given above if a current in excess of 1mA
A
B
1
, D
621
(I
D
D,Vf
R
2
3
=1 A below / 5V)
2
VL3032
2
: MA3X716(Diode type code)
: MA3X704,MA2J728
, select a diode of small inverse current
MAZ30360L MA3X704
MAZ30360H MA2J728
R
VL
ZD
0V
5V
6
VL2330
8
Not required
Not required
3.6V
LED control
Parallel circuit
0V
LED
D
For details, refer to the constant voltage element specifications
1
R
VL2320
2.2k
VL
1500
750
200
150
6.2k
470
390
180
R
68
R
300
270
1
1
R
3.4V
1
REG
3.7V
D
VL2020
(I
(I
R
R
=1 A below / 5V)
=1 A below / 5V)
1mA below
0~0.30V
R
VL
MA2J728
Common to all types
VL1220
D
✽
LED
470
560
R=51
D : MA2J728 or MA3X704
5.6k
1.8k
510
390
180
R
2.4k
for VL2320
560
180
150
2
68
R
2
1.5k
1.6k
VL621