ml4833 Microsemi Corporation, ml4833 Datasheet - Page 3

• Manufacturer Part Number: ml4833
• Description: Electronic Dimming Ballast Controller
• Manufacturer: Microsemi Corporation

ABSOLUTE MAXIMUM RATINGS
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.
Supply Current (I
Output Current, Source or Sink
Output Energy (capacitive load per cycle).............. 1.5 mJ
Analog Inputs
PIFB input voltage ......................................... –1.5V to 2V
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, R
Lamp Current Amplifier (LAMP FB, LFB OUT)
PFC Voltage Feedback Amplifier (PEAO, PVFB/OVP)
PFC Current — Limit Comparator (PIFB)
Oscillator
Input Bias Current
Small Signal Transconductance
Input Voltage Range
Output Low
Output High
Source Current
Sink Current
Input Bias Current
Small Signal Transconductance
Input Voltage Range
Output Low
Output High
Source Current
Sink Current
Current-Limit Threshold
Propagation Delay
Initial Accuracy
Voltage Stability
Temperature Stability
Total Variation
Ramp Valley to Peak
(OUT A, OUT B, PFC OUT) DC ......................... 250mA
(LAMP FB, INTERRUPT, VCC) ........... –0.3V to V
PARAMETER
CC
) ............................................... 60mA
SET
= 22.1ký, R
Voltage at LAMP FB = 3V, R
Voltage at LAMP FB = 2V, R
Voltage at LAMP FB = 0V,
LFB OUT = 7V, T
Voltage at LAMP FB = 5V,
LFB OUT = 0.3V, T
Voltage at PVFB = 3V, R
Voltage at PVFB = 2V, R
Voltage at PVFB/OVP = 0V,
PEAO = 6V, T
Voltage at PVFB/OVP = 3V,
PEAO = 0.3V, T
100mV step and 100mV overdrive
T
V
Line, temperature
A
CCZ
T
= 25°C
= 15.8k , C
– 4.5V < V
CC
CONDITIONS
–2V
A
= 25°C
A
CC
T
A
= 25°C
= 1.5nF, C
= 25°C
A
<V
= 25°C
CCZ
Maximum Forced Voltage
Maximum Forced Current (PEAO, LFB OUT) ........ ±20mA
Junction Temperature ............................................ 150°C
Storage Temperature Range ..................... –65°C to 150°C
Lead Temperature (Soldering 10 sec.) .................... 260°C
Thermal Resistance (
OPERATING CONDITIONS
Temperature Range ........................................ 0°C to 85°C
L
L
=
=
(PEAO, LFB OUT) ................................... –0.3V to 7.7V
ML4833CP ...................................................... 70°C/W
ML4833CS .................................................... 100°C/W
– 0.5V
L
L
=
=
VCC
= 1µF, V
–0.90
–0.05
–0.05
MIN
0.05
0.03
–0.3
–0.3
7.1
6.5
35
35
72
69
CC
= 12.5V. (Note 1)
JA
)
–0.15
–0.15
–1.05
0.12
0.07
–0.3
–0.3
TYP
100
0.2
7.5
0.2
6.8
2.5
65
65
76
1
2
–0.25
–0.25
–1.15
MAX
–1.0
0.22
–1.0
0.16
105
105
5.0
0.4
7.8
5.0
0.4
7.1
80
83
ML4833
UNITS
kHz
kHz
µW
µW
mA
mA
mA
mA
µA
µA
ns
%
%
V
V
V
V
V
V
V
V
3