RT8450BGCP Richtek USA Inc, RT8450BGCP Datasheet - Page 13

• Manufacturer Part Number: RT8450BGCP
• Description: IC LED DRIVER PWM 16TSSOP
• Manufacturer: Richtek USA Inc

Specifications of RT8450BGCP

• Internal Driver: Yes
• Type - Primary: Backlight
• Mounting Type: Surface Mount
• Topology: PWM, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Frequency: 400kHz ~ 600kHz
• Voltage - Supply: 4.5 V ~ 40 V
• Package / Case: 16-TSSOP (0.173", 4.40mm Width) Exposed pad
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: 1028-1003-2

DS8450/B-02 November 2009
Place the compensation components to the VC pin as close as possible to avoid noise pick up.
GND
:
:
:
:
R
GND
C
C
R
SENS
VC
OUT
VC
Place these components as close as possible
Locate the compensation components to VC
pin as close as possible.
DCTL
ACTL
ISN
ISP
VC
EN
1
2
3
4
5
6
Figure 7. PCB Layout Guide
Grand Plane
GND
GND
12
11
10
9
8
7
VCC2
VCC1
SW
GND
SS
OVP
C
VCC2
C
SS
C
VCC1
Locate input
capacitor as
close VCC as
possible.
L1
GND
VIN
C
VIN
RT8450/B
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