CS8371 데이터 시트보기 (PDF) - Cherry semiconductor
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CS8371 Datasheet PDF : 8 Pages
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Absolute Maximum Ratings
Power Dissipation .............................................................................................................................................Internally Limited
ENABLE Input Voltage Range .............................................................................................................................-0.6V to +10.0V
Load Current (8V Regulator)...........................................................................................................................Internally Limited
Load Current (5V Regulator)...........................................................................................................................Internally Limited
Transient Peak Voltage (31V load dump @ 14V VCC) ...........................................................................................................45V
Storage Temperature Range ................................................................................................................................-65¡C to +150¡C
Junction Temperature Range...............................................................................................................................-40¡C to +150¡C
Lead Temperature Soldering: Wave Solder (through hole styles only) ..........................................10 sec. max, 260¡C peak
Electrical Characteristics: -40¡C ² TA ² +85¡C, 10.5V ² VCC ² 16.0V, ENABLE1 = ENABLE2 = 5.0V,
IOUT1 = IOUT2 = 5.0mA, unless otherwise stated.
PARAMETER
s Primary Output (VOUT1)
Output Voltage
Line Regulation
Load Regulation
Sleep Mode Quiescent
Current
Quiescent Current
Dropout Voltage
Dropout Voltage
Quiescent Bias Current
Quiescent Bias Current
Ripple Rejection
Current Limit
Overshoot Voltage
Output Noise
TEST CONDITIONS
IOUT1 = 1.0A
10.5V ² VCC ² 26V
5mA ² IOUT1 ² 1.0A
VCC = 14V, ENABLE1 = ENABLE2 = 0V
VCC = 14V, IOUT1 = 1.0A, IOUT2 = 250mA
IOUT1 = 250mA
IOUT1 = 1.0A
IOUT1 = 5mA, ENABLE2 = 0V, VCC = 14V
IQ = ICC - IOUT1
IOUT1 = 1.0A, ENABLE2 = 0V, VCC = 14V
IQ = ICC - IOUT1
f = 120Hz, VCC = 14V with 1.0VPP AC,
COUT = 0µF
f = 10kHz, VCC = 14V with 1.0VPP AC,
COUT = 0µF
f = 20kHz, VCC = 14V with 1.0VPP AC,
COUT = 0µF
VCC = 16V
5mA ² IREG1 ² 1.0A
10Hz-100kHz
MIN
TYP
7.60
8.00
0
0.2
90
74
68
1.1
300
MAX UNIT
8.40
V
50
mV
150
mV
10.0
µA
30
mA
1.2
V
1.5
V
10
mA
22
mA
dB
dB
dB
2.5
A
6.0
V
µVrms
s Secondary Output (VOUT2)
Output Voltage
IOUT2 = 250mA
4.75
5.00
Line Regulation
7V ² VCC ² 26V
Load Regulation
5mA ² IOUT2 ² 250mA
Dropout Voltage
IOUT2 = 5.0mA
Dropout Voltage
IOUT2 = 250mA
Quiescent Bias Current
IOUT2 = 5mA, ENABLE1 = 0V, VCC = 14V
IQ = ICC - IOUT2
Quiescent Bias Current
IOUT2 = 250mA, ENABLE1 = 0V, VCC = 14V
IQ = ICC - IOUT2
Ripple Rejection
f = 120Hz, VCC = 14V with 1.0 VPP AC,
90
COUT = 0µF
f= 10kHz, VCC = 14V with 1.0VPP AC,
75
COUT = 0µF
f = 20kHz, VCC = 14V with 1.0VPP AC,
67
COUT = 0µF
5.25
V
40
mV
100
mV
2.2
V
2.5
V
7
mA
8
mA
dB
dB
dB
2
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