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Boost

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High efficiency&high power density

 

Silergy provides a comprehensive product portfolio of boost regulators that can cover a variety of applications with a conversion efficiency of up to 98 %. The product has low static current ( IQ ) to extend battery life and high power density to achieve miniaturization design.

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Part numberVin (min) !(V)Vin (max) !(V)Current limit !(A)Switching frequency (min)!(kHz)Switching frequency (max)!(kHz)Vout (min) !(V)Vout (max) !(V)Vref accuracy! (±%)Vout accuracy!(±%)Duty cycle (max)!(%)Iq (typ) !(uA)FeaturesPackageOperating temperature range!(°C)Functional safety categoryDatasheetOnline
Simulation		Rating
Matching parts：35

















































SY20489ADC
2.5
5.5
3
1000
1000
2.5
5.5
1.5
90
8
Bypass mode
TSOT23-6
-40 to 125
Y
Consumer
SY87004WUS
1.9
5.5
2100
2100
2.85
5.5
1.5
66
3
Bypass mode,I2C,PFM/FCCM
CSP1.65×1.65-16
-40 to 125
N
Consumer
SY7070BAAT
0.7
5.0
0.35
2.8
2.8
3
5.5
Bypass Function During Shutdown
SOT23-5
N
Consumer
SY2A29117VPA
2.7
16
15
400
400
2.7
16
1.5
95
5
Disconnection FET
QFN3×4-15
-40 to 125
Capable
N
Automotive
SY26533ABC
3
30
0.75
1000
1000
3
33
2
90
100
Soft start
SOT23-6
-40 to 125
N
Industrial
SY26532ABC
3
30
2
1000
1000
3
33
3
90
100
Soft start
SOT23-6
-40 to 125
N
Industrial
SY26522ABC
0.98
5.5
2
1000
1000
2.8
5.5
1.5
86
0.7
Bypass mode,Auto-recovery OVP
SOT23-6
-40 to 125
N
Industrial
SY26512ARAC
2.9
16
2 to 10
400
2000
2.9
16
2
200
PFM/FCCM
QFN3×3-20
-40 to 125
N
Industrial
SY26501QDQ
2.8
5.5
0.68
850
850
7.8
70
External reference
94
500
Track/hold output current
QFN3×3-16
-40 to 125
N
Industrial
SY21314DBC
3
33
4
1000
1000
3
33
2
90
100
Soft start
QFN3×3-10
-40 to 125
N
Consumer
SY21306RAC
2.8
16
2 to 10
300
2000
2.8
16
1
200
PFM/FCCM
QFN3×3-20
-40 to 125
N
Consumer
SY21305ARDC
3
16
15
250
1000
3
16
1.5
230
Power good,Disconnection FET
QFN4×4-18
-40 to 125
N
Consumer
SY21225RDC
4.5
30
15
200
1000
4.5
30
1.5
230
Disconnection FET
QFN4×4-18
-40 to 125
N
Consumer
SY21222ABC
3
33
2
1000
1000
3
33
2
90
100
Soft start
SOT23-6
-40 to 125
N
Consumer
SY21218LABC
3
25
2
1000
1000
3
25
2
90
100
Soft start
SOT23-6
-40 to 125
N
Consumer
SY21212AABC
3
8
2
1000
1000
3
16
2
90
100
Soft start
SOT23-6
-40 to 125
N
Consumer
SY21199CABC
3
25
0.6
1000
1000
3
25
2
90
100
Soft start
SOT23-6
-40 to 125
N
Consumer
SY20496QMC
2
5.5
6
500
500
2.5
5.5
1.5
75
10
FCCM
QFN2×2-10
-40 to 125
N
Consumer
SY20492DABC
0.85
5.5
0.6
1000
1000
1.8
5.5
1.5
86
0.7
Bypass mode
SOT23-6
-40 to 125
N
Consumer
SY20492ABC
1.8
5.5
2
1000
1000
1.8
5.5
1.5
86
0.7
Bypass mode
SOT23-6
-40 to 125
N
Consumer