uba20271 NXP Semiconductors, uba20271 Datasheet - Page 23

• Manufacturer Part Number: uba20271
• Description: 350 V And 600 V Power Ics For Dimmable Compact Fluorescent Lamps
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 5.
V
positive currents flow into the IC, unless otherwise specified.
[1]
[2]
[3]
[4]
UBA20271_UBA20272
Product data sheet
Symbol
V
V
V
V
V
V
Output: pin CI
I
Input: pin MDL
I
V
Temperature protection
T
T
o(CI)
source(MDL)
DD
j(otp)
j(otp)hys
th(start)DCI
th(hys)DCI
T(hec1)DCI
T(hec2)DCI
T(hec3)DCI
otp(CSI)
MDL
= 13 V; V
For the default setting, see
Switching frequency of the half-bridge output HBO. The sawtooth frequency on pin CF is twice as high.
Data sampling of V
Data sampling of V
Characteristics
FS
- V
Parameter
start threshold voltage
on pin DCI
hysteresis threshold
voltage on pin DCI
human eye correction
1 transition voltage on
pin DCI
human eye correction
2 transition voltage on
pin DCI
human eye correction
3 transition voltage on
pin DCI
overtemperature
protection voltage on
pin CSI
output current on pin
CI
source current on pin
MDL
voltage on pin MDL
overtemperature
protection junction
temperature
hysteresis
overtemperature
protection junction
temperature
HBO
ph(SLS)
th(capm)SLS
= 13 V; T
is performed at the end of the conduction period of the low-side power MOSFET, in preheat state.
…continued
Table
is performed at the start of conduction of the low-side power MOSFET, in all states with oscillator active.
amb
6.
= 25
Conditions
V
R
R
V
V
RMS voltage;
R
R
V
T
burn state; source () and
sink (+); V
R
R

All information provided in this document is subject to legal disclaimers.
C; settings according to default setting in
j
i(CSI)
i(CSI)
i(CSI)
i(DCI)
ext(RREF)
MDL
ext(RREF)
MDL
ext(RREF)
MDL
350 V and 600 V Power ICs for dimmable compact fluorescent lamps
> T
j(otp)
= 2.0 k;
= 2.0 k;
= 2.0 k
= 0 V; V
= V
= 1 V
= 1.5 V;
Rev. 2 — 8 September 2011
clamp(CSI)
= 33 k;
 T
= 33 k;
CI
= 33 k;
= 2.0 V
j(otp)hys
MDL
= 0 V
-
Min
-
80
-
-
380
85
-26.3
-
145
10
Table
6, all voltages referenced to GND,
Typ
0.35
100
0.17
0.44
1.34
400
95
-25.0
50
160
20
UBA20271/2
Max
-
120
-
-
-
420
105
-23.7
-
175
30
© NXP B.V. 2011. All rights reserved.
Unit
V
mV
V
V
V
mV
A
A
mV
C
C
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