Intersil ISL78268EVAL1Z, Руководство пользователя

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Application Note 1946
7
AN1946.0
July 7, 2014
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J11 IMON/DE -VCC Open
(DE mode) Open
(DE mode) Short to VCC
(Forced PWM mode) Short to VCC
(Forced PWM mode) Open
(DE mode)
J12 VCC - GND Open Open Open Open Open
J13 GND - HIC/LATCH -
VCC Short to VCC
(Hiccup mode) Short to VCC
(Hiccup mode) Short to GND
(Latch-off mode) Short to VCC
(Hiccup mode) Short to GND
(Latch-off mode)
J14 PGOOD - GND Open Open Open Open Open
J15 PHASE - UG Open Open Open Open Open
J16 ISEN1N - GND Open Open Open Open Open
J17 FSYNC - GND Open Open Open Open Open
J18 LG - GND Open Open Open Open Open
J19 CLKOUT - GND Open Open Open Open Open
J20 PHASE - GND Open Open Open Open Open
J21 PVCC - GND Open Open Open Open Open
J22 ISEN2P - GND Open Open Open Open Open
J23 ISEN2N - GND Open Open Open Open Open
J24 VOUT - GND Open Open Open Open Open
J26 VOUT Positive Terminal of
Load Positive Terminal of
Load Positive Terminal of
Load Positive Terminal of
Load Positive Terminal of
Load
J27 GND Negative Terminal of
Load Negative Terminal of
Load Negative Terminal of
Load Negative Terminal of
Load Negative Terminal of
Load
J28 EN - VIN Open Open Open Open Open
TABLE 2. ISL78268EV1Z MODE SETTING EXAMPLE (Continued)
CONNECTOR/
TERMINAL SIGNAL NAME
SETTING EXAMPLE
INTERNAL CLOCK/
HICCUP/
DE MODE/
ACL ENABLED
(DEFAULT SETTING)
INTERNAL CLOCK/
HICCUP/
DE MODE/
ACL DISABLED
INTERNAL CLOCK/
LATCH-OFF/
FORCED PWM/
ACL DISABLED
SYNC WITH EXT
CLOCK/ HICCUP/
FORCED PWM/
ACL DISABLED
SYNC WITH EXT
CLOCK/
LATCH-OFF/
DE MODE/
ACL ENABLED