uba20270 NXP Semiconductors, uba20270 Datasheet - Page 22

• Manufacturer Part Number: uba20270
• Description: 600 V Driver Ic For Dimmable Compact Fluorescent Lamps
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
V
positive currents flow into the IC, unless otherwise specified.
UBA20270
Product data sheet
Symbol
Capacitive mode detection
Input: pin SLS
V
Output: pin CI
I
Lamp current sensor and dimming control
Input: pin CSI
R
V
V
Input: pin DCI
V
R
V
V
V
V
V
o(sink)CI
DD
th(capm)SLS
i(CSI)
clamp(CSI)
i(DCI)
th(bst)DCI
th(bst)hys(DCI)
th(start)DCI
th(hys)DCI
T(hec1)DCI
i(CSI)
i(DCI)
= 13 V; V
Characteristics
FS
Parameter
capacitive mode
threshold voltage on
pin SLS
sink output current on
pin CI
input resistance on pin
CSI
input voltage on pin
CSI
clamping voltage on pin
CSI
input voltage on pin
DCI
input resistance on pin
DCI
boost threshold voltage
on pin DCI
hysteresis boost
threshold voltage on
pin DCI
start threshold voltage
on pin DCI
hysteresis threshold
voltage on pin DCI
human eye correction 1
transition voltage on pin
DCI
- V
HBO
= 13 V; T
…continued
amb
= 25
Conditions
V
V
boost and burn state
V
V
controlled feedback RMS
voltage at minimum dim
level; V
R
R
controlled feedback RMS
voltage at mid scale of l
curve in burn state;
V
R
voltage rectification range for
linear operation
100 % light output; V
minimum voltage set by MDL
pin resistor
V
V

1.34 V
All information provided in this document is subject to legal disclaimers.
C; settings according to default setting in
SLS
CI
i(CSI)
i(CSI)
i(DCI)
i(CSI)
i(CSI)
ext(RREF)
MDL
ext(RREF)
= 2.0 V; ignition state or
> V
= 2.0 k
= 0 V; V
= 1 V
= 1 V
= 1 V
= 0.9 V;
i(DCI)
Rev. 2 — 8 September 2011
th(capm)SLS
= 33 k;
= 33 kW
= 0 V;
MDL
600 V Driver IC for dimmable compact fluorescent lamps
= 0 V
;
i(DCI)
in
log
[4]
Min
15
26
1
40
44
-
2.5
-
V
1
1.00
80
-
80
-
T(hec2)DCI
Table
6, all voltages referenced to GND,
Typ
5
29
-
50
50
215
-
1.0
-
-
1.05
100
0.35
100
0.17
UBA20270
Max
0
32
-
60
56
-
+2.5
-
1.34
-
1.10
120
-
120
-
© NXP B.V. 2011. All rights reserved.
Unit
mV
A
M
k
mV
mV
V
V
V
M
V
mV
V
mV
V
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