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PDF UBA2070 Data sheet ( Hoja de datos )
| Número de pieza | UBA2070 | |
| Descripción | CCFL ballast driver IC | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
DATA SHEET
UBA2070
600 V CCFL ballast driver IC
Product specification
Supersedes data of 2001 Sep 27
2002 Oct 24
1 page  
Philips Semiconductors
600 V CCFL ballast driver IC
PINNING
CT
CSW
CF
IREF
GND
GL
VDD
n.c.
FVDD
GH
SH
ACM
LVS
VREF
CS+
CS−
SYMBOL
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Product specification
UBA2070
DESCRIPTION
ignition timer output
voltage controlled oscillator input
voltage controlled oscillator output
internal reference current input
ground
gate of the low side switch output
low voltage supply
not connected
floating supply; supply for the high side switch
gate of the high side switch output
source of the high side switch
capacitive mode input
lamp voltage sensor input
reference voltage output
average current sensor positive input
average current sensor negative input
handbook, halfpage
CT 1
16 CS−
CSW 2
15 CS+
CF 3
14 VREF
IREF 4
13 LVS
UBA2070T
GND 5
12 ACM
GL 6
11 SH
VDD 7
n.c. 8
10 GH
9 FVDD
MGT985
handbook, halfpage
CT 1
16 CS−
CSW 2
15 CS+
CF 3
14 VREF
IREF 4
13 LVS
UBA2070P
GND 5
12 ACM
GL 6
11 SH
VDD 7
n.c. 8
10 GH
9 FVDD
MGT984
Fig.2 Pin configuration (SO16).
Fig.3 Pin configuration (DIP16).
2002 Oct 24
5
5 Page 
Philips Semiconductors
600 V CCFL ballast driver IC
Product specification
UBA2070
SYMBOL
PARAMETER
CONDITION
Voltage controlled oscillator
tstart
fbridge(max)
fbridge(min)
∆fstab
tno(min)
first output oscillator stroke
maximum bridge frequency
minimum bridge frequency
frequency stability
minimum non-overlap time
after start-up state only
Tamb = −20 to +80 °C
GH to GL
GL to GH
tno(max)
maximum non-overlap time
at fbridge = 40 kHz; note 1
PIN CSW
Vi
Vclamp
input voltage
clamp voltage
burn state
PIN CF
Istart start current
VCF = 1.5 V
Imin minimum current
VCF = 1.5 V
Imax maximum current
VCF = 1.5 V
VOH
HIGH-level output voltage
f = fmin
Output drivers
Vboot
VFVDD
IFVDD
bootstrap diode forward drop
lockout voltage on pin FVDD
floating well supply current on
pin FVDD
I = 5 mA
DC level at
VGH − VSH = 13 V
PINS GH AND GL
Isource
Isink
VOH
VOL
source current
sink current
HIGH-level output voltage
LOW-level output voltage
VGH − VSH = 0; VGL = 0
VGH − VSH = 13 V;
VGL = 13 V
Io = 10 mA
Io = 10 mA
HIGH SIDE AND LOW SIDE
Ron on resistance
Roff off resistance
Io = 10 mA
Io = 10 mA
Adaptive non-overlap timing and capacitive mode detection (pin ACM)
Ii input current
VACM = 1.25 V
Vdet capacitive mode detection voltage positive
negative
MIN. TYP.
− 50
90 100
38.9 40.5
− 1.3
0.68 0.90
0.75 1
− 6.7
2.7 3
2.8 3.1
3.8 4.5
− 21
− 54
− 2.5
1.3 1.7
2.8 3.5
− 35
135 180
265 300
12.5 −
−−
32 39
16 21
−−
80 100
−68 −85
MAX. UNIT
− µs
110 kHz
42.1 kHz
−%
1.13 µs
1.25 µs
− µs
3.3 V
3.4 V
5.2 µA
− µA
− µA
−V
2.1 V
4.2 V
− µA
235 mA
415 mA
−V
0.5 V
45 Ω
26 Ω
1
120
−102
µA
mV
mV
2002 Oct 24
11
11 Page | ||
| Páginas | Total 20 Páginas | |
| PDF Descargar | [ Datasheet UBA2070.PDF ] | |
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