參數(shù)資料
型號: SP2526-1NEB
英文描述: Evaluation Board Manual
中文描述: 評估板手冊
文件頁數(shù): 3/8頁
文件大?。?/td> 118K
代理商: SP2526-1NEB
SP2526EB/02
SP2526 Evaluation Board Manual
3
Copyright 2000 Sipex Corporation
V
— Connect to a second Power Supply 5V
(or 3.3V) connection – V
provides the pull-up
voltage for Enables ENA & ENB and Flags
FLGA & FLGB. This separate supply connection
allows the user to separately measure V
IN
supply
current.
GND — Second Power Supply GND Connection –
connect to supply return for V
DD
.
ENA — U1-1 —Enable A Input must be
connected High or Low – open produces
unstable behavior, so be sure to connect V
to
an external 3.3V or 5V source. See
Table 1
Enable Jumpers for information on Enable
Jumper J1 position. The user can actively
control Switch A with an external Logic signal.
FLGA — U1-2 — Flag A output is open drain
and has a pull-up to V
(which should be
connected to an external source). Connect
FLGA to voltmeter or oscilloscope to monitor
Switch A for flags when Low if Under-voltage,
Over-current or Over-temperature occurs.
.
ENB — U1-4 — Enable B Input must be
connected High or Low – open produces
unstable behavior, so be sure to connect V
to an external 3.3V or 5V source. See
Table 1
Enable Jumpers for information on Enable
Jumper J2 position. The user can actively
control Switch B with an external Logic signal.
FLGB — U1-3 — Flag B output is open drain
and has a pull-up to V
(which should be
connected to an external source). Connect
FLGB to voltmeter or oscilloscope to monitor
Switch B for flags when Low if Under-voltage,
Over-current or Over-temperature occurs.
Using the Enable Jumbers J1 & J2
The jumpers J1& J2 have 2 positions, as
described below. Connecting a logic level to
the ENA or ENB test point post will override
the pull-up or pull-down to actively control
the switch.
Part
Number
SP2526-1
Enable A
J1 Position
1-2
Pull-up
2-3
Pull-down
Enable B
J2 Position
1-2
Pull-up
2-3
Pull-down
Enable
Active
High
Active
Low
SP2526-2
Table 1. Enable Jumpers J1 & J2
相關(guān)PDF資料
PDF描述
SP2526-1 Evaluation Board Manual
SP2526-1EN +3.0V to +5.5V USB Power Control Switch
SP2526-2 Evaluation Board Manual
SP2526EN-1 +3.0V to +5.5V USB Power Control Switch
SP2526EN-2 +3.0V to +5.5V USB Power Control Switch
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