RT9259AGS Richtek USA Inc, RT9259AGS Datasheet - Page 7

• Manufacturer Part Number: RT9259AGS
• Description: IC CTRLR PWM SYNC BUCK 14SOP
• Manufacturer: Richtek USA Inc

Specifications of RT9259AGS

• 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: 10.8 V ~ 13.2 V
• 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

(500mV/Div)
Typical Operating Characteristics
DS9259A-02 March 2007
(10A/Div)
(10V/Div)
(20V/Div)
(2V/Div)
(1V/Div)
(5V/Div)
Full Load
No Load, Falling
V
I
L
OUT1
Time (2.5ms/Div)
Time (25ns/Div)
V
Time (5μs/Div)
Dead Time
Shut Down
IN1
OCP
PHASE
LGATE
UGATE
UGATE
LGATE
RT_Dis
V
OUT1
(200mV/Div)
(500mV/Div)
(500mV/Div)
(0.5A/Div)
(10V/Div)
(10V/Div)
(10V/Div)
(5V/Div)
(5V/Div)
No Load, Rising
UGATE
LGATE
No Load
V
RT_Dis
PHASE
V
PHASE
IN1
OUT1
Time (25ns/Div)
Time (1ms/Div)
Time (5μs/Div)
Dead Time
Power Off
Start Up
RT9259A
V
IN1
www.richtek.com
No Load
UGATE
LGATE
V
REF
I
L
7