LT1186FCS Linear Technology, LT1186FCS Datasheet - Page 2

• Manufacturer Part Number: LT1186FCS
• Description: IC SWTCH REG CCFL DAC PROG16SOIC
• Manufacturer: Linear Technology
• Series: Bits-to-Nits™r
• Type: CCFL Controllerr

Specifications of LT1186FCS

• Frequency: 175 ~ 225 kHz
• Current - Supply: 6mA
• Voltage - Supply: 3 V ~ 6.5 V
• Operating Temperature: 0°C ~ 100°C
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -

ABSOLUTE
ELECTRICAL CHARACTERISTICS
T
= CLK = GND, CCFL V
LT1186F
V
BAT, Royer, BULB .................................................. 30V
CCFL V
Shutdown ................................................................. 6V
I
DIO Input Current (Peak, < 100ms).................... 100mA
Digital Inputs ................................ – 0.3V to V
Digital Outputs .............................. – 0.3V to V
DAC Output Voltage ....................... – 20V to V
Junction Temperature (Note 1) ........................... 100 C
Operating Ambient Temperature Range
Storage Temperature Range ................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................ 300 C
xSYMBOL PARAMETER
I
I
f
DC(MAX)
BV
2
Q
SHDN
CCFL
A
CC
= 25 C, V
LT1186FC ............................................ 0 C to 100 C
LT1186FI .......................................... – 40 C to 100 C
........................................................................... 7V
Input Current .............................................. 10mA
SW
Supply Current
SHUTDOWN Supply Current
SHUTDOWN Input Bias Current
SHUTDOWN Threshold Voltage
Switching Frequency
Maximum Switch Duty Cycle
Switch Breakdown Voltage
Switch Leakage Current
I
CCFL V
CCFL V
CCFL V
CCFL V
CCFL V
CCFL
CC
I
Input Programming Current
CCFL V
I
............................................................... 60V
CCFL
CCFL
= SHUTDOWN = D
Summing Voltage
Summing Voltage for
Programming Current
C
C
C
C
C
C
Offset Sink Current
to DIO Current Servo Ratio
Low Clamp Voltage
High Clamp Voltage
Switching Threshold
Source Current for
W
MAXIMUM
C
= 0.5V, unless otherwise specified.
W W
IN
= CS = 3.3V, BAT = Royer = BULB = 12V, I
RATINGS
CONDITIONS
3V V
SHUTDOWN = 0V, CCFL V
SHUTDOWN = 0V, CCFL V
Measured at CCFL V
I
Measured at CCFL V
Measured at CCFL V
V
V
3V V
CCFL
I
CCFL V
I
CCFL V
T
DIO = 5mA out of Pin, Measure I(V
V
I
CCFL V
SW
SW
CCFL
CCFL
CCFL
J
BAT
< 0 C
= 12V, Measured at CCFL V
= 30V, Measured at CCFL V
= 100 A, CCFL V
– V
= 0 A to 100 A
= 25 A, 50 A, 75 A, 100 A,
= 100 A
U
CC
CC
C
C
SW
BULB
= 1.5V, Positive Current Measured into Pin
= 1.5V
CC
CC
CC
6.5V, 1/2 Full-Scale DAC Output Current
6.5V
DC = 0%
+ 0.3V
+ 0.3V
+ 0.3V
= BULB Protect Servo Voltage
SW
SW
SW
C
, I
= Open
SW
C
C
PACKAGE/ORDER
= Open
Consult factory for Industrial and Military grade parts.
Open (Note 2)
= 50mA,
SW
SW
CCFL PGND
CCFL V
C
CCFL
) at CCFL V
AGND
SHDN
I
CCFL
CLK
DIO
CS
C
T
= CCFL V
JMAX
1
2
3
4
5
6
7
8
16-LEAD PLASTIC SO
= 100 C,
C
S PACKAGE
TOP VIEW
= 1.5V
SW
JA
= Open, D
= 100 C/W
16
15
14
13
12
11
10
9
CCFL V
BULB
BAT
ROYER
V
I
D
D
OUT
CC
OUT
IN
0.425
0.385
MIN
0.45
4.70
4.60
175
OUT
160
1.7
0.6
– 5
80
75
60
94
INFORMATION
U
SW
= Three-State, DIO = I
0.465
0.465
0.85
4.95
4.95
0.95
TYP
200
200
0.1
2.1
35
85
85
70
99
6
5
5
5
ORDER PART
W
LT1186FCS
LT1186FIS
NUMBER
0.505
0.555
MAX
5.20
5.20
225
240
104
9.5
1.2
0.3
2.4
1.3
70
10
20
40
15
15
UNITS
OUT
U
A/mA
A/ A
A/ A
kHz
kHz
mA
mV
%
%
A
A
V
V
A
A
V
V
A
V
V
V