@vic AV3842B / 3843B LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS(Ta=25°C)
PARAMETER
Total power supply and Zener current
Output current, source or sink (note1)
Output energy (capacitive load per cycle)
Current sense and voltage feedback
inputs
SYMBOL
VALUE
30
1.0
5.0
-0.3 ~ +5.5
UNIT
mA
A
(ICC + Iz)
Io
W
Vin
µJ
V
Error Amp. Output sink current
Power dissipation and thermal
characteristics
Operating junction temperature
Operating ambient temperature
Storage temperature range
Io
PD
10
mA
mW
°C/W
°C
°C
°C
DIP:1250
DIP: 100
SOP: 702
SOP: 178
+150
0 ~ +70
-65 ~ +150
PθJA
Tj
TA
Tstg
ELECTRICAL CHARACTERISTICS (0°C <=TA<=70°C,VCC=15V[note 2],RT=10k,CT=3.3nF,unless
otherwise specified)
PARAMETER
Reference Section
Output Voltage
SYMBOL
TEST CONDITIONS
MIN
4.9
TYP MAX UNIT
VREF
Regline
Regload
Ts
5.0
2.0
3.0
0.2
5.1
20
25
V
mV
mV
mV/°C
V
Io=1.0mA,Tj=25°C
Vcc=12V to 25V
Io=1.0mA to 20mA
Line Regulation
Load Regulation
Temperature Stability
Total Output Variation
Output Noise Voltage
Long Term Stability
Output Short Circuit Current
Oscillator Section
Frequency
Vref
Line, Load, Temperature
F=10kHz to 10Hz,Tj=25°C
TA=125°C,1000Hrs
4.82
-30
5.18
Vn
50
5
-85
uV
S
mV
mA
ISC
-180
49
48
52
55
56
kHz
Tj=25°C
TA=0°C to 70°C
Tj=25°C (RT=6.2k,CT=1.0nF)
12<=Vcc<=25V
225
250
0.2
0.5
275
Frequency Change with Voltage
1.0
%
%
∆fOSC/∆V
∆fOSC/∆T
Frequency Change with
0°C <=TA<=70°C
Temperature
Oscillator Voltage Swing(Peak to VOSC
Peak)
1.6
8.3
V
Discharge Current
Idischg
7.8
7.6
8.8
8.8
mA
Tj=25°C
0°C <=TA<=70°C
Error Amplifier Section
Voltage Feedback Input
Input Bias Current
Open Loop Voltage Gain
Unity Gain Bandwidth
Power Supply Rejection Ratio
Output Sink Current
Output Source Current
Output Voltage Swing High State
Output Voltage Swing Low State
Current Sense section
Current Sense Input Voltage
Gain
VFB
IIB
AVOL
BW
Vo=2.5V
VFB=5.0V
2.42
2.50
-0.1
90
2.58
-2.0
V
µA
dB
MHz
dB
mA
mA
V
2 <=Vo<=4V
65
0.7
60
2.0
-0.5
5.0
1.0
70
Tj=25°C
PSRR
Isink
Isource
VOH
I2V<=Vcc<=25V
Vo=1.1V,VFB =2.7V
Vo=5.0V,VFB=2.3V
VFB=2.3V, RL=15k to GND
VFB=2.7V, RL=15k to Vref
12
-1.0
6.2
0.8
VOL
1.1
V
Av
(note 3,4)
2.85
3.0
3.15
V/V
QW-R103-012,A
AVICTEK [ Avic Technology ]
