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Buck DC-DC Converter/Controller(降压IC)
1.CMOS Synchronous Step-Down DC/DC Converter(CMOS制程同步降压IC)Vin<10V
Part No.
Vin
Vout
Iout
Frequency

Vfb

 Quiescent
Package
Note/Replace
AX3702 2.5~7.5V Adj 2A 1.4MHz 0.6V 200uA SOT23-5,ESOP-8,TDFN-10 -
EML3023 2.5~5.5V Adj 1A 1.5MHz 0.6V 15/188uA SOT23-5,TDFN-6 Sync./PFM/PWM/LDO mode
EML3171 2.6~5.5V Adj 2A 1.4MHz 0.8V 170uA TDFN-8 Sync./PSM/PWM mode
EML3172 2.6~5.5V Adj 3A 1.4MHz 0.8V 170uA TSOT23-6 Sync./PSM/PWM mode
EML3173 2.6~5.5V Adj 3A 1.4MHz 0.8V 220uA ESOP-8 Sync./PSM/PWM mode /Power Good
EML3175 2.6~5.5V Adj 3.5A 1.4MHz 0.8V 170uA TDFN-8 Sync./PWM mode
PT1202 2.5~5.5V Adj 600mA 1.9MHz 0.6V 300uA SOT23-5 -
2.Step-Down DC/DC Converter(Built-in mosfet) (同步/非同步)内置开关管降压IC) 为车充专用IC
Part No.
Vin
Vout
Iout
Frequency

Vfb

 Shutdown
Package
Note/Replace
AX3051/A 8~40V Adj 2.8A 100/250kHz 1V <1uA ESOP-8 -CC/CV,SS/EN,CL,SCP,OCP,OTP
AX3055 8~40V Adj 5A 120kHz 1V <1uA QFN5*5-20 -2-CH,CC/CV,AEC-Q100,OCP/OVP/UVLO/OTP
AX3058 4~36V Adj 4A 180kHz 1V <1uA ESOP-8 -AEC-Q100,OCP/OVP/UVLOOTP/SCP
AX3101 4.5~23V Adj 2A 330kHz 0.8V <2uA SOP-8 -Ocset,SS,EN,CL,SCP
AX3106/A 4.5~23V Adj 2A 330/500kHz 0.8V <2uA SOP-8 -SS,EN,SCP,OCP,MLCC
AX3111 8~40V Adj 3A Adj(50~380kHz) 0.815V - ESOP-8 -OSC,SS,EN,CL,SCP,OCP
AX3112A 8~40V Adj 3A 350kHz 1.1V - ESOP-8 -OVP,SS,EN,SCP,SENSE
AX3116 4.5~23V Adj 5A 330kHz 0.8V <2uA ESOP-8 -Ocset,SS(External),EN,CL,SCP
AX3117/A 8~40V Adj 3A 100/300kHz 1V - ESOP-8 -CL pin,EN,SCP,UVL,OVP
AX3162/A 10~58V Adj 2A 120Khz/250Khz 1V <0.5mA ESOP-8 -SS,EN,SCP,CL...
AX3484 4.5~23V Adj 3A 340kHz 0.923V <1uA ESOP-8 -Sync.
AX3811A 4.35~16V Adj 1.6A 600kHz 0.925V <1uA SOT23-6 -Sync.
AX3821 4.5~16V Adj 1.6A 600kHz 0.6V <1uA SOT23-6 -Sync.
FP6101 3.6~20V Adj 2A 340kHz 0.5V <10uA SOP-8 -SS,SCP,OCP
EUP3268A 8~36V Adj 4A 80~800kHz 0.6V <380uA ESOP-8 -Sync.CC/CV
EUP3268B 8~36V Adj 2.4A*2 100kHz 0.6V <380uA MSOP-10 -Sync+MOS,2-CH CC/CV
EUP3269 8~30V Adj 4A 80~800kHz 0.6V <380uA ESOP-8 -Sync.CC/CV
EUP3270 4.5~30V Adj 4A 80~800kHz 0.6V <380uA ESOP-8 -Sync.CC/CV
EUP3453 4.75~40V Adj 3A 200kHz 0.92V <3uA ESOP-8 -CC,CV,CL pin,EN,SCP,UVL,OVP
EUP3458 4.5~30V Adj 1.2A 1.2MHz 0.8V <1uA SOT23-6,TSOT23-6 -
EUP3466 8~40V Adj 3A 80kHz 1.18V <3uA SOP-8 -CC,CV,CL pin,EN,SCP,UVL,OVP
EUP3467 8~40V Adj 4A 80kHz 1.18V <3uA ESOP-8 -CC,CV,CL pin,EN,SCP,UVL,OVP
EUP3468A 8~36V Adj 2.4A+1A 80~800kHz 0.6V <380uA ESOP-8 -Sync+MOS,2-CH CC/CV
EUP3468B 8~36V Adj 2.4A*2 80~800kHz 0.6V <380uA MSOP-10 -Sync+MOS,2-CH CC/CV
EUP3482/A 4.5~30V Adj 2A 340kHz 0.923V <1uA SOP-8 -Sync.
EUP3484/A 4.5~30V Adj 3A 340kHz 0.923V <1uA ESOP-8 -Sync.
EUP3485 4.5~21V Adj 4A 500kHz 0.808V <0.11uA ESOP-8 -
EUP3489 5.5~30V Adj 5A 500kHz 1.222V <3uA ESOP-8 -
PT1102 2.5~18V Adj 1A 500kHz 1V <0.1uA SOP-8 -SS,EN,UVLO
MA5601 8~38V Adj 3.5A 160kHz 1V <10uA ESOP-8 -Sync.CC,CV,EN,OVP,OCP,SCP,UVL
MA5602 8~38V Adj 3.5A 180kHz 1V <10uA ESOP-8 -Sync.CC,CV,EN,OVP,OCP,SCP,UVL
MA5604 8~38V Adj 5A+MOS 160kHz 1V <10uA ESOP-8 Sync+MOS.CC,CV,EN,OVP,OCP,SCP,UVL
MA5605 8~36V Adj 2.4A*2 160kHz 1V <10uA ESOP-8 -Sync+MOS.2-CH CC/CV
MA5606 8~36V Adj 3.5A 160kHz 1V <10uA ESOP-8 -Sync,CC/CV
MA5609 8~36V Adj 5A 160kHz 1V <10uA ESOP-8 -Sync,CC/CV
MA5611 8~36V Adj 3.1A 160kHz 1V <10uA ESOP-8 -Sync,CC/CV
MA5620 8~36V Adj 2.4A*2 160kHz 1V <10uA ESOP-8 -Sync+MOS.2-CH CC/CV
MA5624 8~30V Adj 2.4A*2 160kHz 1V <10uA ESOP-8 -Sync.2-CH CC/CV
EML3190 4.5~36V Adj 5A 420kHz 0.808V <10uA ESOP-8 -
EML3191 4.5~36V Adj 5A 200kHz~1.5MHz 0.808V <10uA ESOP-8 -
EML3192 4.5~36V Adj 3A 420kHz 0.808V <10uA ESOP-8 -
EML3193/B 4.5~36V Adj 3A 200kHz~2MHz 0.808V <10uA ESOP-8 -
3.Step-Down DC/DC Converter(Built-in transistor)(内置晶体管降压IC)为车充专用IC
Part No.
Vin
Vout
Iout
Frequency

Vfb

 Shutdown
Package
Note/Replace
AX3005 4~40V Adj,3.3,5,12V 3A 150kHz 1.23V <100uA TO263-5,TO220-5 -EN,CL,SCP,AP1501,LM2596
AX3007 4.5~40V Adj,3.3,5,12V 2A 150kHz 1.23V <100uA SOP-8,ESOP-8,TO263/252-5 -EN/CL/SCP
AX3007A 4.5~40V Adj,3.3,5,12V 2A 85kHz 1.23V <100uA SOP-8,ESOP-8,TO252-5 -EN/CL/SCP
AX3161 8~60V Adj,5V 2A 52kHz 0.75V <100uA TO263-5 -EN,OCP,SCP
5.Buck DC-DC Controller(PWM降压控制IC)外加MOS扩流1A~10A为车充专用IC
Part No.
Vin
Vout
Iout
Frequency

Vfb

 Shutdown
Package
Note/Replace
PT1101 2.5~18V Adj 30mA+MOS 500kHz 1V <0.1uA SOT23-5 -PWM/PFM,SS,UVLO,S8521
AX3071 8~40V Adj 2.4A*2 120kHz 1V <1uA MSOP-10 -2-CH,CC/CV
AX3075/A 8~40V Adj 2.4A*2 120/250kHz 1V <1uA TDFN-10 -2-CH,CC/CV
AX3075/B 8~40V Adj 2.4A*2 120/65kHz 1V <1uA TDFN-10,MSOP-10 -2-CH,CC/CV
AX3304/A 8~40V Adj 100mA+MOS 100/300kHz 0.8V <2uA SOP-8 -OVP/CL(External),SCP,UVL...
MA5620 8~38V Adj 2.4A*2 160kHz 1V <10uA TDFN-12 -Sync+MOS.2-CH CC/CV
Boost DC-DC Converter/Controller(升压IC)
1.CMOS Step-up DC/DC Converter(CMOS制程升压IC) 为移动电源用IC
Part No.
Vin
Vout
Ilimited(Max.)
Frequency

VFB

 Quiescent
Package
Note/Replace
AX5523 2~24V Adj(3~28V) 4A 1.2MHz 1.238V 160uA SOT23-6 --PFM/PWM
AX5520/1 2.7~30V Adj(3~30V) 20A 50Khz-1MHz 1.2V 70uA WQFN4*4-20 --MP3429,TPS61088
EMH7601 0.9~5.5V Adj(1.8~5.5V),3.3,5.0V 1A PFM 1.195V 26uA SOT23-5,TDFN-6 -Synchronous
EMH7090 2.9~12V Adj(5~14V) 6A 500Khz 0.6V 150uA ESOP-8 -
EUP2410 2.2~5.0V Adj(2.5~6V) 800mA 500KHz 1.25V 390uA TSOT23-5 -Sync.
EUP2459 2.7~5.0V Adj(3.0~5.3V) 2.5A 500KHz 1.25V 250uA SOT23-5 -Sync.
EUP2570 2.2~5.5V Adj(3.3~16V) 1.2A 1MHz 1.25V 400uA TSOT23-5 -
EUP2573 2.7~5.5V Adj(3~20V) +MOS 1.2MHz 0.6V - SOT23-5 -Ext mos
FP6276B 2.4~4.5V Adj(3.3~5.5V) 5A 550KHz 0.6V 280uA ESOP-8 -Sync.SS,OCP,OVP
FP6277 2.4~4.5V Adj(3.3~5.5V) 7A 550KHz 0.6V 280uA ESOP-8 -Sync.SS,OCP,OTP,SCP
FP6287 2.4~5.5V Adj(3.3~9V) 5A 550KHz 0.6V 70uA ESOP-8 -SS,OCP,OVP
FP6288 2.4~5.5V Adj(3.3~16V) +MOS 350KHz 0.6V 70uA ESOP-8 -SS,OCP,OVP
FP6296 2.7~12V Adj(3.0~13V) 10A 400KHz 1.2V 200uA ESOP-8 -
FP6298 2.6~5.5V Adj(3.3~9V) 4.5A 500KHz 0.6V 200uA ESOP-8 -
FP6299 2.7~12V Adj(2.7~12V) 8A/10A 400KHz 0.6V 300uA ESOP-8,QFN-16 -
FP5208 2.5~24V Adj(3.3~12V) +MOS 550KHz 0.6V - SOT23-6 -OCP
MA2009 2.6~16V Adj(3.3~28V) 4A 1.2MHz 1.238V 120uA SOT23-6 --PFM/PWM
2.Step-up DC/DC Converter/Controller(升压IC/升压控制IC) 为移动电源用IC
Part No.
Vin
Vout
Isw
Frequency

VFB

 Shutdown
Package
Note/Replace
AX5201 3.0~20V Adj(3.3~32V) 3A 500kHz 1V <1uA ESOP-8 EN,SS,CL,OCP,SCP
AX5302 3.6~24V Adj(5~40V) +MOS 330kHz 0.8V <2uA SOP-8,MSOP-8 EN pin/CL
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