Datasheet

LT4363
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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.
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
A 3/12 Add 57.6k resistor to Typical Application 24
B 6/13 Added H and MP temperature grades to Order Information
Operating Voltage Range for all temperature grades is 4V to 80V
Reverse Input Current maximum changed to –4mA from –3mA
I
GATE(UP)
: At 12V, changed from [–10, –20, –35]µA to [–15, –30, –45]µA. At 48V, changed from [–10, –25, –40]µA
to [–20, –40, –65]µA
Current Limit Sense Voltage: At 12V
, improved from 43mV — 58mV to 45mV — 55mV. At 48V, improved from
45mV — 59mV to 48mV — 58mV
I
SNS
maximum changed from 30µA to 40µA
V
TMR(H)
range changed from 3.7V — 5V to 3.5V — 5.4V
OUT Reset Threshold minimum changed from 1.9V to 1.8V
Updated curves in graphs G05, G06 and G09
Corrected Y-axis numbers in Warning Period TMR Current, graph G15
Replaced Current Limit at Supply Voltage graph with Current Limit Foldback
GATE Pin Description: Added information on 14V protection clamp
TMR Pin Description: Added 10nF minimum capacitor requirement
Changed GATE to SNS clamp in Block Diagram to 14V from 13V
Added 0.1µF C2 to Typical Application circuits
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