CS-52845D14(1997) Ver la hoja de datos (PDF) - Cherry semiconductor
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CS-52845D14 Datasheet PDF : 6 Pages
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Electrical Characteristics: -40 ² TA ² 85ûC; VCC = 15V (Note 1); RT = 10k½; CT = 3.3nF for sawtooth mode.unless otherwise stated.
PARAMETER
s Reference Section
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
Total Output Variation
Output Noise Voltage
Long Term Stability
Output Short Circuit
TEST CONDITIONS
TJ=25ûC, IREF=1mA
12²VCC²25V
1²IREF²20mA
(Note 2)
Line, Load, Temp. (Note 2)
10Hz²f²10kHz, TJ=25ûC (Note 2)
TA=125ûC, 1000 Hrs. (Note 2)
TA=25ûC
MIN
4.95
4.90
-30
TYP
5.00
6
6
0.2
50
5
-100
MAX
UNIT
5.05
V
20
mV
25
mV
0.4
mV/ûC
5.10
V
µV
25
mV
-180
mA
s Oscillator Section
Initial Accuracy
Voltage Stability
Temperature Stability
Amplitude
Sawtooth Mode, TJ=25ûC
12²VCC²25V
Sawtooth Mode TMIN²TA²TMAX
(Note 2)
VOSC (peak to peak)
47
52
57
kHz
0.2
1.0
%
5
%
1.7
V
s Error Amp Section
Input Voltage
Input Bias Current
AVOL
Unity Gain Bandwidth
PSRR
Output Sink Current
Output Source Current
VOUT HIGH
VOUT LOW
VCOMP=2.5V
VFB=0V
2²VOUT²4V
(Note 2)
12²VCC²25V
VFB=2.7V, VCOMP=1.1V
VFB=2.3V, VCOMP=5V
VFB=2.3V, RL=15k½ to Gnd
VFB=2.7V, RL=15k½ to VREF
2.45
2.50
2.55
V
-0.3
-1.0
µA
65
90
dB
0.7
1.0
MHz
60
70
dB
2
6
mA
-0.5
-0.8
mA
5
6
V
0.7
1.1
V
s Current Sense Section
Gain
Maximum Input Signal
PSRR
Input Bias Current
Delay to Output
(Notes 3 & 4)
VCOMP=5V (Note 3)
12²VCC²25V (Note 3)
VSense=0V
TJ=25ûC (Note 2)
2.85
3.00
3.15
V/V
0.9
1.0
1.1
V
70
dB
-2
-10
µA
150
300
ns
s Output Section
Output Low Level
ISINK=200mA
Output High Level
Rise Time
Fall Time
ISINK=20mA
ISOURCE=20mA
ISOURCE=200mA
TJ=25ûC, CL=1nF (Note 2)
TJ=25ûC, CL=1nF (Note 2)
0.1
0.4
V
1.5
2.2
V
13.0
13.5
V
12.0
13.5
V
50
150
ns
50
150
ns
2
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