LTC3857-1_15 Datasheet, PDF (37/38 Pages) Linear Technology – Low IQ, Dual, 2-Phase Synchronous Step-Down Controller

REVISION HISTORY
REV DATE DESCRIPTION
A 12/09 Change to Absolute Maximum Ratings
Changes to Electrical Characteristics
Change to Typical Performance Characteristics
Change to Pin Functions
Text Changes to Operation Section
Text Changes to Applications Information Section
Change to Table 2
Change to Figure 11
Changes to Related Parts
B 12/10 Change to Electrical Characteristics
Change to Graph G07
Added Typical Application to back page and updated Related Parts
C 01/12 Added V_FB conditions for I_Q specification
Changed V_FB to V_FB1 in conditions for V_PG specification
Changed 80μA to 65μA in the Light Load Current Operation section
Changed 24V to 28V in SENSE⁺ and SENSE^– Pins section
LTC3857-1
PAGE NUMBER
2
3, 4
6
8, 9
11, 12, 13
21, 22, 23, 26
23
28
38
3, 4
5
38
3
4
12
15
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
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