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 Home > Products > Application Category > Motherboard
Motherboard

DC/DC Power Solution > Linear Regulator > Single Output
Part No. VIN
(min.) (V)
VIN
(max.) (V)
VOUT
(min.) (V)
VOUT
(max.) (V)
IOUT
(max.) (mA)
VDROP
(typ.) (mV@mA)
Package Type
RT9018A/RT9018B 1.4 5.5 0.8 3A 210 @ 3A PSOP-8 (Option 1);WDFN-3x3-10
RT9161/RT9161A 12 1.5 5 300/500 450/750 @ 300/500 SOT-223;SOT-23-3;SOT-89-3;TO-92
RT9164A 3 14 1.5 3.5 1A 1.3V @ 1A SOT-223;TO-252-3;TO-263-3
RT9194 4.5 13.5 Ext. MOS -- SOT-23-6

DC/DC Power Solution > Linear Regulator > Multiple Outputs
Part No. VIN
(min.) (V)
VIN
(max.) (V)
IOUT (max.) (mA)
(IOUT1/IOUT2/IOUT3)
IQ
(typ.) (uA)
ILIM
(mA)
Package Type
RT9174 3 8 By MOSFET PD 0.8mA 40 (Sink) , 300 (Sourcing) (typ) SOP-8

DC/DC Power Solution > Linear Regulator > DDR Terminator
Part No. Memory
Supported
VIN
(min.) (V)
VIN
(max.) (V)
ISink/ISource
(max.) (A)
Output Offset
(max.) (mV)
ILIM
(min.) (A)
Package Type
RT9173/RT9173A DDRI,DDRII 1.6 6 3 +/-20 3 SOP-8;TO-252-5;TO-263-5
RT9173B DDRI,DDRII 1.7 6 2 +/-20 2.2 SOP-8;TO-252-5
RT9173C DDRI,DDRII,DDRIII 1.5(+/-3) 2.5(+/-3) 2 +/-20 2.2 PSOP-8 (Option 1)
RT9173D DDRI,DDRII,DDRIII 1.5(+/-3) 2.5(+/-3) 3 +/-20 3.4 (typ) PSOP-8 (Option 1)

DC/DC Power Solution > Switching Controller > Buck DC/DC Controller
Part No. VSUPPLY
(V)
VIN
(min.) (V)
VIN
(max.) (V)
VOUT Accuracy
(%)
FREQ
ADJ.
COMP Package Type
RT8100A 5V/12V 2.5 12 +/-1.5 Yes External VQFN-3x3-16
RT8101/RT8101A 12 3.3V, 5V , 12V No External PSOP-8 (Option 2);SOP-8
RT9232B 12 3.3, 5 12 Yes External SOP-14
RT9259A 12 10.4 15 +/-1 Yes External SOP-14

DC/DC Power Solution > Switching Controller > Multi-Phase PWM Controller
Part No. Phase No. Built-in
MOSFET
VID
Support
VSUPPLY
(typ.) (V)
FREQ
ADJ.
FREQ
(typ.) (kHz)
Package Type
RT8800A 2,3 0 K8,VR10 5 Yes 200 VQFN-3x3-16
RT8802A 2,3,4,5 0 K8,K8 M2,VR10.x,VR11 5V Yes 200 VQFN-6x6-40
RT8803A 2,3 0 K8,K8 M2,VR10.x,VR11 5 Yes 200 VQFN-5x5-32

DC/DC Power Solution > Specific Applications > MOSFET Driver
Part No. Driver
Channel No.
Built-In Boot
Strap Diode
VSUPPLY
(typ.) (V)
Output
Disable By
PWM_VIN
(typ.) (V)
Protection Package Type
RT9605B 3 No 5 PWM Tri-State 5 OVP VQFN-4x4-24
RT9607/RT9607A 4 Yes 12 PWM Tri-State 5 UVP SOP-14;VQFN-3x3-16
RT9618/RT9618A 2 Yes 12 OD Pin,PWM Tri-State 5 UVP SOP-8;WDFN-3x3-8
RT9619/RT9619A 2 Yes 12 PWM Tri-State 5 UVP SOP-8