Datasheet Linear Technology LTC3417AIFE-2#TRPBF — 数据表

LTC3417A-2
Dual Synchronous
1.5A/1A 4MHz
Step-Down DC/DC Regulator
DESCRIPTION FEATURES High Efficiency: Up to 95%
1.5A/1A Guaranteed Minimum Output Current
Synchronizable to External Clock
No Schottky Diodes Required
Programmable Frequency Operation: 1.5MHz or
Adjustable From 0.6MHz to 4MHz
Low Ripple ( VOUT2:
IRMS = 2 •I1 •I2 • D2(1– D1) +I2 2 (D2 – D22 ) +I12 (D1– D12 ) VOUT2 > VOUT1:
IRMS = 2 •I1 •I2 • D1(1– D2) +I2 2 (D2 – D22 ) +I12 (D1– D12 ) where.
D1= VOUT1
V
and D2 = OUT2
VIN
VIN Table 1
MANUFACTURER PART NUMBER VALUE (μH) MAX DC CURRENT (A) DCR DIMENSIONS L × W × H (mm) L1 on OUT1
Toko A920CY-1R5M-D62CB
A918CY-1R5M-D62LCB 1.5
1.5 2.8
2.9 0.014 …