84514IBZ 查看數據表（PDF） - Renesas Electronics
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84514IBZ Datasheet PDF : 12 Pages
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ISL84514, ISL84515
Test Circuits and Waveforms
3V or 5V
LOGIC
INPUT
0V
SWITCH
INPUT
SWITCH
OUTPUT 0V
50%
tOFF
VOUT
90%
tON
tr < 20ns
tf < 20ns
90%
V+
C
SWITCH
INPUT
LOGIC
INPUT
NO or NC
IN
GND
COM
VOUT
RL
300
CL
35pF
Logic input waveform is inverted for switches that have the opposite
logic sense.
FIGURE 1A. MEASUREMENT POINTS
CL includes fixture and stray capacitance.
VOUT = V(NO or NC) -R----L----R-+----Lr---O----N--
FIGURE 1. SWITCHING TIMES
FIGURE 1B. TEST CIRCUIT
V+
C
SWITCH
OUTPUT
VOUT
VOUT
LOGIC ON
ON
INPUT
OFF
RG
NO OR NC
COM
VG
GND
IN
Q = VOUT x CL
LOGIC
INPUT
VOUT
CL
FIGURE 2A. MEASUREMENT POINTS
FIGURE 2. CHARGE INJECTION
FIGURE 2B. TEST CIRCUIT
SIGNAL
GENERATOR
V+
C
NO OR NC
ANALYZER
RL
IN 0V OR V+
COM
GND
FIGURE 3. OFF-ISOLATION TEST CIRCUIT
rON = V1/1mA
COM
VCOM
1mA
V1
V+
C
IN
0.8V OR VINH
NO OR NC GND
FIGURE 4. rON TEST CIRCUIT
FN6025 Rev 5.00
June 9, 2014
Page 6 of 12
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