ML4821
Storage Temperature Range ...................... –65°C to 150°C
Lead Temperature (Soldering 10 sec.) ...................... 260°C
ABSOLUTE MAXIMUM RATINGS
Thermal Resistance (θ )
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
JA
Plastic DIP ........................................................ 75°C/W
Plastic SOIC ..................................................... 95°C/W
OPERATING CONDITIONS
Supply Current (I ) ................................................ 35mA
CC
OUT Current, Source or Sink .................................... 1.0A
Temperature Range
ML4821CX ................................................. 0°C to 70°C
ML4821IX .............................................. –40°C to 85°C
Output Energy (capacitive load per cycle) .................... 5µJ
I
Input Current.................................................. 1.2mA
SINE
EA OUT Source Current .......................................... 50mA
Oscillator Charge Current ......................................... 2mA
Input Voltage...................................... GND –0.3V to 5.5V
Junction Temperature .............................................. 150°C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, R = 6.2kΩ, C = 720pF, T = Operating Temperature Range, V = 15V (Notes 1 & 2).
T
T
A
CC
PARAMETER
CONDITIONS
MIN
TYP.
MAX
UNITS
OSCILLATOR
Initial accuracy
TA = 25°C
90
100
1
110
kHz
%
Voltage stability
Temperature stability
Total Variation
12V < VCC < 18V
2
%
Line, Temperature
85
115
5.6
5.2
9.3
3.0
kHz
V
Ramp Valley to Peak
RT Voltage
4.7
4.8
7.8
1.5
5.2
5.0
8.4
2.0
V
Discharge Current
SYNC Input Threshold
REFERENCE
CT= 2V, RT = Open
mA
V
Output Voltage
TA = 25°C, IO = 1mA
12V < VCC < 24V
1mA < IO < 20mA
4.95
5.00
2
5.05
10
V
Line regulation
mV
mV
%
Load regulation
Temperature stability
Total Variation
2
15
.4
line, load, temp
10Hz to 10kHz
TA = 125°C, 1000 hrs
VREF = 0V
4.9
5.1
V
Output Noise Voltage
Long Term Stability
Short Circuit Current
50
5
µV
mV
mA
25
–30
0
–85
–180
VOLTAGE ERROR AMPLIFIER
Input Offset Voltage
Input Bias Current
Open Loop Gain
–15
mV
nA
dB
–50
75
–800
2 < EA OUT < 6V
60
70
PSRR
12V < VCC < 24V
100
500
–30
dB
Output Sink Current
Output Source Current
EA OUT = 4V, INV = 5.5V
EA OUT = 4.0V, INV = 4.8V
300
–10
µA
mA
3
Micro Linear
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
