XCL205/XCL206/XCL207 Series
■ PIN CONFIGURATION
L1
7
V IN 6
Vss 5
CE/MODE 4
1 Lx
2 Vss
3 V OUT
* It should be connected the V SS 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.
8
L2
(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
XCL205 ①②③④⑤⑥ - (*1) Fixed PWM control
XCL206 ①②③④⑤⑥ - (*1) PWM / PFM automatic switching control
XCL207 ①②③④⑤⑥ - (*1) Manual Mode Selection Pin (Semi-custom)
DESIGNATOR
ITEM
Functions selection
(All CE active high)
SYMBOL
A
B
C
G
10
12
14
15
1K
DESCRIPTION
V IN ≧ 2.0V, No C L auto discharge, Standard soft-start
V IN ≧ 2.0V, C L auto discharge, High speed soft-start
V IN ≧ 2.0V, C L auto discharge, Standard soft-start
V IN ≧ 1.8V, C L auto discharge, High speed soft-start
1.0V
1.2V
1.4V
1.5V
1.75V
②③
Output Voltage
(*2)
18
19
1.8V
1.9V
25
28
2L
30
33
2.5V
2.8V
2.85V
3.0V
3.3V
⑤⑥ - ⑦ (*1)
Oscillation Frequency
Package
(Order Unit)
3
AR-G
3.0MHz
CL-2025 (3,000/Reel)
(*1)
(*2)
The “-G” suffix denotes Halogen and Antimony free as well as being fully EU RoHS compliant.
When other output voltages are needed, please contact your local Torex sales office for more information.
Output voltage range is 0.8~4.0V.
2/25
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