Small Li-Ion Rechargeable Batteries SLB
November 2022

Small Li-Ion Rechargeable Batteries “SLB”
Suitable for IoT and Wearable Applications
Small Li-Ion Rechargeable Batteries achieve both
high power density and high energy density
Development Background104

Longer discharge time than EDLCs is needed !

Power density/ Wkg-1

10 3

Electricdouble
layercapacitors(EDLCs)

Small Li-Ion
Rechargeable
Batteries“SLB series”

Larger charge / discharge current
than rechargeable batteries is needed !

Lithium Ion
RechargeableBatteries

10 2

Lead–acidBatteries
101
10 0101

Nickel–metal
HydrideBatteries
10 2

Energy density/ Whkg-1

10 3

Product Features• Long life: Maintains a capacity of 80% or more after 25,000
charging/discharging cycles[Conditions] Temperature:25ºC / Voltage range:1.8 to 2.8V
Charging/discharging rate:10 C / Rest:0sec• Rapid charging/discharging is possible: Support for 20 C rate
rapid charging/discharging• Low charging current: Capable of charging at 0.01C charging rate
• Low temperature performance: Possible to charge and discharge
even in cold regions (-30ºC)• Safety: Extremely low explosion and ignition possibility even if
an internal short circuit is forcibly generated

Small Li-Ion
Rechargeable Batteries SLB seriesSpecifications
Item
Nominal voltage
Max. charge voltage(Under continuous charge)

Discharge cutoff voltage(Under continuous discharge)

Temperature range

Characteristics

Part number

SLB03070LR35 SLB03090LR80 SLB04255L040 SLB08115L140 SLB12400L151

2.4V

Size(mm)

φ3×7L

φ3.3×9L

φ4×25.5L

φ8×11.5L

φ12.5×40L

2.8V

Nominal capacity(mAh)0.350.8414150

1.8V

Max. charge / discharge
current (mA)

716802803000Weight(g)

0.12

0.16

0.75

1.2

9.0-30 to 60ºC

Features of Small Li-Ion Rechargeable Batteries “SLB”
1 Long life

Lithium ion rechargeable batteries

SLB series

25,000 Cycles

Discharge capacity
retention rate / %Discharge capacity
retention rate / %Thousands Cycles

Maintain a capacity ofat least 80% after 25,000
charging/discharging cycles

2 Rapid charge/discharge

Number of cycle

Number of cycle

20C Charging

20C Discharging

Charging rate/ %High input/output density
approaching electric double
layer capacitors (EDLCs)

Possible to rapidly
charge to approx. 80%
capacity in 3 minutes
Charge time (min)3 Low charging current

3 min

Capacity retention rate / %3 minPossible to rapidly
discharge inapprox. 3 minutes
Discharge time (min)Charging at low rate of 0.01C
2.9
2.8
2.7
Voltage/V

Capable of charging at low rate using
energy harvesting

2.6
2.5
2.4Charging under
low current (5µA)

2.3
2.2
2.1

4 Low temperatures

01224

36
48
Time/h60

72

Possible to use in cold regions(-30deg.C)

Capacity falls to 50%
or less at -20deg.C

Maintains a capacity of
50% even at -30deg.C

Temperature (℃)

5 Safety

Extremely low risk ofrupture or ignitionand high safety.

Extremely low possibility of
explosion or ignition even when used
under harsh conditions• UL1642 and IEC62133-2 : 2017 certified
product.

NICHICON CORPORATIONNOTES

Temperature (℃)

Safety Test
Crushing by pressure
After test

Nail penetration
After test

Safe
• We have confirmed these batteries are safe with no explosions or ignition in crush,
nail insertion, blunt nail, external short circuit, overcharge and forced discharge tests.

URL https://www.nichicon.co.jp/english■HEAD OFFICE■NICHICON (AMERICA) CORP.
■NICHICON (AUSTRIA) GmbH
■NICHICON (HONG KONG) LTD.
■NICHICON (SINGAPORE) PTE. LTD.
■NICHICON (THAILAND) CO., LTD.
■NICHICON ELECTRONICS (INDIA) PVT. LTD.
■NICHICON CORPORATION KOREA REPRESENTATIVE OFFICE

Condition of measurement: Productsize was φ3×7L (0.35mAh) andcharging current was 5μA(=0.014C).

SLB series
Capacity retention rate/%

Capacity retention rate/%

Lithium ion rechargeable batteries

84

TEL.81-75-231-8461 FAX.81-75-256-4158
TEL.1-847-843-7500 FAX.1-847-843-2798
TEL.43-1-706-7932
FAX.43-1-706-7933
TEL.852-2363-4331
FAX.852-2764-1867
TEL.65-6481-5641
FAX.65-6481-6485
TEL.66-2-670-0150
FAX.66-2-670-0153
TEL.91-80-4094-8661 FAX.91-80-4094-8651
TEL.82-31-8065-6366 FAX.82-31-8065-6367※ The data provided is for introduction purposes andis not guaranteed value.

SAFETY PRECAUTIONS● Please use this product in accordance with NICHICON s product speciﬁcations.

If the customer uses this product in a manner other than indicated in the delivery
speciﬁcations, NICHICON will not assume responsibility in the event of failure.

● SPECIFICATION AND DIMENSIONS IN THIS CATALOG ARE SUBJECT TO CHANGE WITHOUT NOTICE. IF NECESSARY, DRAWINGS CAN BE PROVIDED.

● OTHER THAN THE EXPRESS WRITTEN DELIVERY SPECIFICATIONS CONTAINED IN NICHICON'S CATALOG OR OTHER NICHICON LITERATURE. NICHICON MAKES NO WARRANTY, EXPRESS, IMPLIED, OR OTHERWISE, INCONNECTION WITH THESE PRODUCTS,AND ALL IMPLIED WARRANTIES, INCLUDING THE WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PRODUCT, ARE DISCLAIMED. NICHICON SHALL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. CUSTOMER'S SOLEREMEDY IN THE EVENT THAT NICHICON'S DELIVERY SPECIFICATIONS ARE NOT MET IS TO REPAIR, REPLACE, OR REFUND THE PURCHASE PRICE OF THE SUBJECT PRODUCT, AT NICHICON'S OPTION.
● CATALOG PRINTED IN NOVEMBER 2022

CAT.8106D P.2022.K