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MCP18480 Folha de dados(PDF) 13 Page - Microchip Technology

Nome de Peças MCP18480
Descrição Electrónicos  -48V Hot Swap Controller
PDF  64 Pages
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP18480 Folha de dados(HTML) 13 Page - Microchip Technology

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 2003 Microchip Technology Inc.
DS20091B-page 13
MCP18480
FIGURE 1-7:
Current Limit Waveform.
TABLE 1-8:
CURRENT LIMIT TIMING REQUIREMENTS
Param.
No.
Parameter
Sym
Min
Typ Max Units
Conditions
MA050
External Short to Timer period start
TSHORT2TIMERS
—
171
—
mS
MA051
Timer period
TTIMERP—
5.8
—
sec
CTIMER = 0.68 µF
RDISCH = 1.6 MΩ
MA053
ENABLE High to Timer period start
TENABLEH2TIMERS—
30.5
—
mS
CTIMER = 0.68 µF
RDISCH = 1.6 MΩ
MA054
RESTART Low to Timer period
start
TRESTARTL2TIMERS—
30.9
—
mS
CTIMER = 0.68 µF
RDISCH = 11.6 MΩ
MA055
External Short removed to Timer off
Note 2
TNOSHORT2TIMERO—
5.8
—
sec
CTIMER = 0.68 µF
RDISCH = 1.6 MΩ
Note 1: Minimum and maximum specifications will be provided in future revisions of this data sheet.
2: This is up to one additional timer period because the external short circuit is removed asynchronously to
the timer. The timer must time out before normal operation returns.
Timer
GATE
SENSE
MA051
ENABLE
RESTART
MA053
MA055
External Short Condition On-Board
MA054
MA050



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