TL1451_08 Datasheet, PDF (6/14 Pages) Unisonic Technologies – DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS

TL1451
LINEAR INTEGRATED CIRCUIT
„ APPLICATION INFORMATION
HIGH-SPEED DUAL SWITCHING REGULATOR
V_CC
220kΩ
470Ω
150Ω
L1
0.47μF
50kΩ
33kΩ ^R1
R2
33kΩ
C1
500pF
Vref
33kΩ
33kΩ
16 15 14 13 12 11 10 9
UTC TL1451
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C5
R5
470Ω
500pF
33kΩ
33kΩ
470Ω
330pF
R3
C2
Step-Up
Output
R4
470Ω
220Ω
1μF
L2
R6
R7
C4
Step-Down
Output
NOTE A: Values for R1 through R7, C1 through C4, and L1 and L2 depend upon individual application.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R103-011.D