Silergy SY21031ABC, 1-Channel Step-Down, Switching Regulator, 0.8 A, 24V 1.2 MHz, PG-SOT23-6 6-Pin

Image representative of range

Bulk discount available
View bulk pricing options

Subtotal (1 pack of 10 units)*

R 129,04

(exc. VAT)

R 148,40

(inc. VAT)

Add to Basket
Select or type quantity
New product - Preorder today
  • Shipping from 05 October 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units
Per unit
Per Pack*
10 - 90R 12.904R 129.04
100 - 490R 10.445R 104.45
500 - 990R 8.009R 80.09
1000 +R 6.046R 60.46

*price indicative

RS stock no.:
820-291
Mfr. Part No.:
SY21031ABC
Manufacturer:
Silergy
Find similar products by selecting one or more attributes.
Select all

Brand

Silergy

Product Type

Switching Regulator

Regulator Type

Step-Down

Number of Outputs

1

Output Voltage

24V

Switching Frequency

1.2MHz

Polarity

Positive

Mount Type

Surface Mount

Package Type

PG-SOT23-6

Quiescent Current

150μA

Pin Count

6

Output Current

0.8A

Power Rating

1W

Output Type

Adjustable

Switching Regulator

Yes

Standards/Approvals

RoHS

Length

3mm

Width

3.1mm

Height

1.3mm

Series

SY21

Maximum Input Voltage

55V

Minimum Input Voltage

4.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

125°C

Automotive Standard

No

COO (Country of Origin):
CN
The Silergy Advanced high-efficiency regulator is designed for step-down DC/DC applications, delivering reliable performance with adaptable constant off-time control for a wide range of input voltages.

4.5V to 55V input voltage range accommodates various applications

Delivers up to 0.8A output current for versatile use

Low RDS(ON) of 700mΩ allows for minimal conduction losses

1.2MHz switching frequency reduces output voltage ripple

Integrated short-circuit protection ensures device safety

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