PS302 Ver la hoja de datos (PDF) - Pericom Semiconductor Corporation
Número de pieza
componentes Descripción
Fabricante
PS302 Datasheet PDF : 7 Pages
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PS301/PS302/PS303
11223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122P3344r5566e77c88i99s0011io2233n4455,66S7788i99n0011g22l11e2233S4455u6677p8899p00l11y2233S4455P6677S8899T001122A3344n5566a77l88o9900g1122S1122w3344i55t66c77h8899e00s1122
Test Circuits/Timing Diagrams
VCOM = 3V
Logic
Input
+5V
COM
IN
V+
NO
or NC
RL
1kΩ
GND
VOUT
CL
35pF
Logic +3V
Input
0V
Switch
Output
0V
50%
VOUT
90%
tON
tr <20ns
tf <20ns
tOFF
90%
CL INCLUDES FIXTURE AND STRAY CAPACITANCE
( ) VOUT = VCOM
RL
RL + RON
LOGIC INPUT WAVEFORMS INVERTED FOR
SWITCHES THAT HAVE OPPOSITE LOGIC
Figure 2. Switching Time
+3V
Logic
Input
V+
V+
NC
NO1
NO
IN
GND
V OUT
RL
CL
Ω300Ω 35pF
CLINCLUDES FIXTURE AND STRAY CAPACITANCE.
Logic +3V
Input 0V 50%
Switch
Output 90%
VOUT
0V
tD
Figure 3. Break-Before-Make Interval (PS303 only)
90%
VGEN
RGEN
COM
+5V
V+
NO or
NC
Logic
Input
IN
GND
CL
1nF
VOUT
VOUT
IN OFF
ON
∆VOUT
OFF
OFF
IN
ON
OFF
Q = (∆VOUT)(CL)
IN POLARITY DEPENDS ON NO OR NC SWITCH FUNCTION
Figure 4. Charge Injection
5
PS8187A 06/29/99
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