STMicroelectronics 1 Voltage Supervisor 3-Pin 2.97 V SOT-23, STM1818SWX7F

Bulk discount available
View bulk pricing options

Subtotal (1 pack of 25 units)*

£13.275

(exc. VAT)

£15.925

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 325 unit(s) shipping from 08 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units
Per unit
Per Pack*
25 - 75£0.531£13.28
100 - 475£0.343£8.58
500 - 975£0.325£8.13
1000 - 2975£0.249£6.23
3000 +£0.222£5.55

*price indicative

Packaging Options:
RS Stock No.:
189-1932
Mfr. Part No.:
STM1818SWX7F
Brand:
STMicroelectronics
Find similar products by selecting one or more attributes.
Select all

Brand

STMicroelectronics

Product Type

Voltage Supervisor

Number of Supervisors

1

Watchdog Timer

No

Manual Reset

Yes

Power Fail Detection

No

Output Driver

Active Low, Open Drain

Mount Type

Surface

Package Type

SOT-23

Pin Count

3

Monitored Voltage

3V

Minimum Operating Temperature

-40°C

Reset Threshold Voltage

2.97V

Reset Active Time

200ms

Maximum Operating Temperature

105°C

Standards/Approvals

No

Length

3.04mm

Series

STM1818

Height

1.02mm

Minimum Supply Voltage

1V

Maximum Supply Voltage

5.5V

Automotive Standard

No

Precision monitoring of 3 V, 3.3 V, and 5 V supply voltages

Four output configurations:

Push-pull, active-high (STM1812,1817)

Push-pull, active-low (STM1810,1815)

Open-drain, active-low (STM1811,1816)

Open-drain, active-low with push-button detect (STM1813,1818)

Reset pulse width - 100 ms (min.)

Low supply current - 4 μA (typ.)

Guaranteed assertion down to VCC= 1.0 V (0 °C to 105 °C)

Factory-trimmed reset thresholds of 2.55 V, 2.88 V, 3.06 V, 4.37 V, and 4.62 V (typ.)

Power supply transient immunity

Push-button/manual reset detect (STM1813/1818)

Operating temperature: –40 °C to 105 °C

± 2.5% reset threshold accuracy:(–40 °C to 105 °C)

Available in the SOT23-3 package

Fully compatible with DS181x and MXD181x products.

Related links

Be the first to know about our latest products and offers

Email address

The personal information you provide to us when signing up to this mailing list will be processed in line with the Privacy Policy