RT9218GS Richtek USA Inc, RT9218GS Datasheet - Page 8

• Manufacturer Part Number: RT9218GS
• Description: IC CTRLR PWM SYNC BUCK 14SOP
• Manufacturer: Richtek USA Inc

Specifications of RT9218GS

• Topology: Step-Down (Buck) Synchronous (1), Linear (LDO) (1)
• Function: Any Function
• Number Of Outputs: 2
• Frequency - Switching: 300kHz
• Voltage/current - Output 1: Controller
• Voltage/current - Output 2: Controller
• W/led Driver: No
• W/supervisor: No
• W/sequencer: No
• Voltage - Supply: 5V, 12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RT9218
www.richtek.com
8
SV
UGATE
UGATE
SV
OUT
I
V
I
OUT
OUT
OUT
CC
V
I
V
V
I
OUT
OUT
CC
IN
CC
= 5V
= 10A
= 25A
= 12Vto 5V
= V
IN
= 5V
Dead Time (Rising)
V
Time (500us/Div)
Time (10ms/Div)
Time (25ns/Div)
CC
Power On
Switching
(500mV/Div)
(2A/Div)
(10V/Div)
(100mV/Div)
(10A/Div)
(10V/Div)
(20V/Div)
UGATE
PHASE
LGATE
SV
UGATE
OUT
V
I
OUT
CC
V
V
I
(20V/Div)
V
I
OUT
OUT
CC
IN
UGATE
CC
PHASE
= 5V
= 25A
= 10A, V
= 12V
= 5V to 12V
Dead Time (Falling)
LGATE
IN
V
= 5V
Time (10ms/Div)
Time (10ns/Div)
V
Time (5ms/Div)
CC
Power Off
CC
Switching
DS9218-08 March 2007
(100mV/Div)
(10A/Div)
(10V/Div)
SV
UGATE
OUT
V
IN