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SY21218LABC (SY7208LABC)

Production
High Efficiency 1MHz, 2A Step Up Regulator
Datasheet
SY21218LABC High Efficiency 1MHz, 2A Step Up Regulator Datasheet
Part number SY21218LABC
Vin (min) (V) 3
Vin (max) (V) 25
Current limit (A) 2
Switching frequency (min)(kHz) 1000
Switching frequency (max)(kHz) 1000
Vout (min) (V) 3
Vout (max) (V) 25
Vref accuracy (±%) 2
Vout accuracy(±%)
Duty cycle (max)(%) 90
Iq (typ) (uA) 100
Features Soft start
Package SOT23-6
Operating temperature range(°C) -40 to 125
Functional safety category
  • Wide Input Range: 3-25V Bias Input, 25VOUT Max
  • 1MHz Switching Frequency
  • Minimum ON Time: 100ns Typical
  • Minimum OFF Time: 100ns Typical
  • Low RDS(ON): 150mΩ
  • RoHS Compliant And Halogen Free
  • Accurate Reference: 0.6VREF
  • Compact Package: SOT23 6 Pins

 

The SY21218L is a high efficiency boost regulator targeted for general step-up applications.

The SY21218L is available in a compact SOT23-6 package.

Evaluation Board

  • SY21218LABC_1-c

    Photo of evaluation board

  • SY21218LABC_1-a

    Photo of evaluation board

  • SY21218LABC_1-b

    Photo of evaluation board

EVB_SY21218LABC_1

The EVB_SY21218LABC_1 is intended for evaluating a high efficiency boost regulator which is targeted for general step-up applications.

Technical Documentation

Title Date
Silergy_Catalog_Q2_2026 2026-06-12

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