UBA2014TD-T NXP Semiconductors, UBA2014TD-T Datasheet - Page 13

• Manufacturer Part Number: UBA2014TD-T
• Description: Display Drivers TL BALLAST
• Manufacturer: NXP Semiconductors

Specifications of UBA2014TD-T

• Driver Type: CCFL, HFTL Drivers
• Maximum Operating Temperature: + 80 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-16
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: UBA2014T/N1,518

NXP Semiconductors
Table 6.
V
specified.
[1]
UBA2014_4
Product data sheet
Symbol
Lamp voltage sensor
Input: pin LVS
I
V
V
V
Output: pin CT
I
I
Average current sensor
Input: pins CSP and CSN
I
V
g
Output: pin CSW
I
Preheat timer; pin CT
t
t
I
V
V
V
i
o(sink)
o(source)
i
o
ph
ign
o
DD
m
lamp(fail)
lamp(fail)(hys)
lamp(max)
offset
OL
OH
hys
= 13 V; V
The maximum non-overlap time is determined by the level of the CF signal. If this signal exceeds a level of 1.25 V, the non-overlap will
end, resulting in a maximum non-overlap time of 7.5 s at a bridge frequency of 40 kHz.
Characteristics
FVDD
Parameter
input current
lamp fail voltage
lamp fail hysteresis voltage
maximum lamp voltage
output sink current
ignition output source current
input current
offset voltage
transconductance
output current
preheat time
ignition time
output current
LOW-level output voltage
HIGH-level output voltage
hysteresis voltage
V
SH
= 13 V; T
…continued
amb
= 25 C; all voltages referenced to GND; see test circuit of
Conditions
V
V
V
V
V
f = 1 kHz
source and sink; V
C
R
C
R
V
Rev. 04 — 16 October 2008
LVS
CSW
CSW
CS
CSP
CT
CT
IREF
CT
IREF
= 0 V
= 330 nF;
= 330 nF;
= 2.5 V
= 0.81 V
= V
= 2.0 V
= 2.0 V
= 33 k
= 33 k
CSN
= 0 V to 2.5 V
CSW
= 2 V
600 V driver IV for HF fluorescent lamps
Min
-
0.77
119
1.44
27
9.0
-
1900
85
1.6
-
5.5
-
-
2.05
2
Typ
-
0.81
144
1.49
30
10
-
0
3800
95
1.8
0.32
5.9
1.4
3.6
2.20
Figure
UBA2014
© NXP B.V. 2008. All rights reserved.
8; unless otherwise
Max
1
0.85
169
1.54
33
11
1
+2
5700
105
2.0
-
6.3
-
-
2.35
Unit
V
mV
V
mV
s
s
V
V
V
A
A
A
A
A/mV
A
A
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