Datasheet LTC1772 (Analog Devices) - 12

LTC1772
U TYPICAL APPLICATIONS LTC1772 3.3V to 5V/1A Boost Regulator
R1 0.033Ω VIN 3.3V C1 47µF L1 16V 4.7µH ×2 D1 VOUT U1 5V 5 C2 1 6 2 4 1A + I 100µF TH/RUN PGATE M1 10V R4 3 LTC1772 ×2 10k 2 5 GND V C3 IN 3 4 220pF VFB SENSE– R2 422k C1: AVXTPSE476M016R0047 L1: MURATA LQN6C-4R7 U1: FAIRCHILD NC7SZ04 R3 C2: AVXTPSE107M010R0100 M1: Si9804 80.6k ALSO SEE LTC1872 D1: IR10BQ015 R1: DALE 0.25W FOR THIS APPLICATION 1772 TA03
LTC1772 5V/0.5A Flyback Regulator
VIN 2.5V R1 TO 9.8V C2 0.033Ω 47µF 16V 1 6 ×2 ITH/RUN PGATE M1 R4 C5 LTC1772 10k 150pF 2 5 R6 GND V CERAMIC C3 IN 100Ω 3 4 220pF VFB SENSE– D1 VOUT T1 5V R5 • C2 0.5A + 22Ω 100µF C4 10µH 10µH 10V 100pF R2 • ×2 CERAMIC 52.3k C1: AVXTPSE476M016R0047 M1: Si9803 R3 C2: AVXTPSE107M010R0100 R1: DALE 0.25W 10k D1: IR10BQ015 T1: COILTRONICS CTX10-4 1772 TA04
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
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