UBA2028T/N1 NXP Semiconductors, UBA2028T/N1 Datasheet - Page 5

• Manufacturer Part Number: UBA2028T/N1
• Description: CFL DRIVER, 600V, DIMMABLE, 20SOIC
• Manufacturer: NXP Semiconductors

Specifications of UBA2028T/N1

• Module Configuration: Half Bridge
• Supply Current: 170µA
• Meter Display Type: Fluorescent Lamp
• Supply Voltage Range: 8.6V To 9.6V, 12.4V To 13.6V
• Driver Case Style: SOIC
• No. Of Pins: 20
• Operating: RoHS Compliant

NXP Semiconductors
7. Pinning information
UBA2028
Product data sheet
7.1 Pinning
7.2 Pin description
Table 3.
Symbol
HV
FS
FS
GND
ACM
LVS
VREF
CSP
CSN
CT
CSW
CF
IREF
GND
GLO
V
PCS
GLI
SH
SL
Fig 2.
DD
Pin diagram
Pin description
All information provided in this document is subject to legal disclaimers.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Rev. 02 — 19 July 2010
600 V dimmable power IC for compact fluorescent lamps
VREF
GND
ACM
CSN
CSP
LVS
HV
FS
FS
CT
high voltage input
capacitive mode input
reference voltage output
preheat timer output
input of voltage controlled oscillator
internal reference current input
ground
gate output for the low-side switch, must be wired to pin 18
preheat current sensor input
gate input for the low-side switch, must be wired to pin 15.
source for the high-side switch
source low-side switch, connected to PGND via a resistor;
10
Description
floating supply voltage; supply for high-side switch
floating supply voltage; supply for high-side switch
ground
lamp voltage sensor input
positive input for the average current sensor
negative input for the average current sensor
voltage controlled oscillator output
low voltage supply
see
1
2
3
4
5
6
7
8
9
Figure 7
UBA2028
014aaa904
20
19
18
17
16
15
14
13
12
11
SL
SH
GLI
PCS
V
GLO
GND
IREF
CF
CSW
DD
UBA2028
© NXP B.V. 2010. All rights reserved.
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