XCL205 Datasheet, PDF (2/26 Pages) Torex Semiconductor – Inductor Built-in Step-Down micro DC/DC Converters

XCL205/XCL206/XCL207 Series
■PIN CONFIGURATION
L1
7
VIN 6
Vss ⁵
CE/MODE 4
1 Lx
2 Vss
3 VOUT
8
L2
* It should be connected the VSS pin (No. 2 and 5) to the GND pin.
* If the dissipation pad needs to be connected to other pins, it should be
connected to the GND pin.
* Please refer to pattern layout page for the connecting to PCB.
(BOTTOM VIEW)
■PIN ASSIGNMENT
PIN NUMBER
1
2,5
3
4
6
7
8
PIN NAME
L_x
V_SS
V_OUT
CE / MODE
V_IN
L1
L2
FUNCTION
Switching Output
Ground
Output Voltage
Chip Enable & Mode Switch
Power Input
Inductor Electrodes
■PRODUCT CLASSIFICATION
●Ordering Information
XCL205①②③④⑤⑥-G* Fixed PWM control
XCL206①②③④⑤⑥-G* PWM / PFM automatic switching control
XCL207①②③④⑤⑥-G* Manual Mode Selection Pin (Semi-custom)
DESIGNATOR
DESCRIPTION
SYMBOL
DESCRIPTION
A
Low speed soft-start, No CL auto discharge
①
Functions selection
(All CE active high)
B
High speed soft-start, C_L auto discharge
②③
④
Output Voltage
Oscillation Frequency
C
08~40
3
Low speed soft-start, C_L auto discharge
e.g. V_OUT=2.8V→②=2, ③=8
V_OUT=2.85V→②=2, ③=L
0.05V increments: 0.05=A, 0.15=B, 0.25=C, 0.35=D, 0.45=E,
0.55=F, 0.65=H, 0.75=K, 0.85=L, 0.95=M
3.0MHz
⑤
Device Structure
A
Control number assigned for micro DC/DC
⑥
Device Orientation
R
Embossed tape, standard feed
* _{The ”-G” suffix indicates that the products are Halogen and Antimony free as well as being fully RoHS compliant.}
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