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Related SII products: Temp sensor IC, Lithium rechargeable battery, Crystal oscillator
Other than RTCs, SII offers various lineup of temperature sensor ICs, Lithium rechargeable batteries, and crystal oscillators that support various
applications. Combining these products with RTCs achieves high accuracy and longer life of battery.
This is SII's one-stop solution.
Temperature sensor ICs
Wide product lineup featuring ultra-low current consumption, high accuracy, and high sensitivity
| Product Name |
Temperature
Sensitivity |
Temperature
Range |
Power Supply
Voltage |
Accuracy
|
Current Consumption
(Ta = 25℃) |
Package |
|---|---|---|---|---|---|---|
| S-8110C/8120C series | –8.20 mV/℃ | –40 to 100℃ | 2.4 to 10 V | ±5.0℃/±2.5℃ | 4.5 µA | SC-82AB, SNT-4A |
| S-5813A/5814A series | –11.04 mV/℃ | –40 to 100℃ | 2.4 to 10 V | ±5.0℃/±2.5℃ | 4.0 µA | SNT-4A |
| S-5815A/5816A series | –11.04 mV/℃ | –40 to 100℃ | 2.4 to 10 V | ±5.0℃/±2.5℃ | 4.0 µA | WLP-4B |
| S-58LM20A series | –11.77 mV/℃ | –55 to 130℃ | 2.4 to 5.5 V | ±2.5℃ | 4.5 µA | SC-82AB, SNT-4A, WLP-4B |

Lithium rechargeable batteries
| Product Name |
Nominal
Voltage (V) |
Nominal
Capacity (mAh)*1 |
Internal Impedance(Ω)*2 |
Standard
Charge/ Discharge Current (mA) |
Maximum
Discharge Current (mA)*3 |
Cycle Life (Time)*4 |
Standard
Charge Voltage (V) |
Dimensions (mm) |
Weight
(g) |
||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
100%*5
Charge/ Discharge |
20%*5
Charge/ Discharge |
Diameter | Height | ||||||||
| MS412FE | 3 | 1.0 | 100 | 0.010 | 0.10 | 100 | 1000 | 3.1 | 4.8 | 1.2 | 0.07 |
| MS518SE | 3 | 3.4 | 60 | 0.010 | 0.15 | 100 | 1000 | 3.1 | 5.8 | 1.8 | 0.13 |
| MS614E | 3 | 2.3 | 50 | 0.015 | 0.25 | 100 | 1000 | 3.3 | 6.8 | 1.4 | 0.17 |
| MS614SE | 3 | 3.4 | 80 | 0.015 | 0.25 | 100 | 1000 | 3.1 | 6.8 | 1.4 | 0.17 |
| MS621FE | 3 | 5.5 | 80 | 0.015 | 0.25 | 100 | 1000 | 3.1 | 6.8 | 2.1 | 0.23 |
| MS920SE | 3 | 11.0 | 35 | 0.050 | 0.80 | 100 | 1000 | 3.1 | 9.5 | 2.1 | 0.47 |
*2. Internal impedance based on AC process, measured in charged conditions.
*3. Maximum discharge current: Current value of about 50% that of the nominal capacity can be obtained.
*4. Repeating count of charge and discharge that maintains 50% of the minimum guaranteed capacity.
*5. 100% and 20% are based on the nominal capacity.
Crystal oscillators (32.768 kHz)
For details of matching report which indicated the matching evaluation result between SII RTC (S-35190A, S-35390A) and a SII Tuning Fork Crystal, refer to the following PDFs.
| Tuning Fork Crystal |
Type
Size/Weight |
Frequency
(kHz) |
Load capacitance
(pF) |
Circuit constant (Reference Data) | Measuring operation conditions | Matching report | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Cg (pF) | Cd (pF) | Rf (MΩ) | Rd (kΩ) |
Power supply voltage range
(V) |
Operating Temperature
(℃) |
|||||
| VT-200 |
Cylinder type
Size: φ2.0×6.0mm |
32.768 | 6.0 | (4) | Built-in | OPEN | Built-in | 1.3 to 5.5 | -40 to 85 |
|
| SSP-T7 |
SMD type
Size: 7.0×1.5×1.4mm Weight: 28mg |
32.768 | 7.0 | (8) | Built-in | OPEN | Built-in | 1.3 to 5.5 | -40 to 85 |
|
| SP-T2A |
SMD type
Size: 8.7×3.7×2.5mm Weight: 120mg |
32.768 | 6.0 | (3) | Built-in | OPEN | Built-in | 1.3 to 5.5 | -40 to 85 |
|
The example of a matching report

SII Tuning Fork Crystal Website
Please see the following website about other SII Tuning Fork Crystal.