uba20261 NXP Semiconductors, uba20261 Datasheet - Page 4

• Manufacturer Part Number: uba20261
• Description: 600 V And 350 V Power Ic For Step Dimmable Cfls
• Manufacturer: NXP Semiconductors

NXP Semiconductors
6. Pinning information
UBA20261_UBA20262
Preliminary data sheet
6.1 Pinning
6.2 Pin description
Table 2.
[1]
[2]
[3]
Symbol
SLS
LSAT
PGND
V
RREF
CF
MDL
CI
CSI
n.c.
CP
CB
SGND
FS
HBO
DHS
Fig 2.
DD
The SLS pins are internally connected.
The PGND and SGND pins are internally connected.
The HBO pins are internally connected.
Pin configuration for UBA20261/2 (SOT109-1)
Pin description
Pin
1, 2, 3
4
5
6
7
8
9
10
11
12
13
14
15
16
17, 19, 20 half-bridge output; open output
18
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 9 September 2011
Description
source low-side switch
coil saturation level input
power ground
low voltage supply
internal reference current input
voltage controlled oscillator capacitor
minimum dimming level input
voltage controlled oscillator input integrating capacitor
current feedback sense input
not connected
preheat timing capacitor
boost timing capacitor
signal ground
floating supply voltage
high-voltage supply; drain high-side switch
PGND
RREF
LSAT
MDL
SLS
SLS
SLS
V
CF
DD
CI
10
[2]
1
2
3
4
5
6
7
8
9
[2]
600 V and 350 V power IC for step dimmable CFLs
UBA20261/2
[1]
001aao278
[3]
20
19
18
17
16
15
14
13
12
11
HBO
HBO
DHS
HBO
FS
SGND
CB
CP
n.c.
CSI
UBA20261/2
© NXP B.V. 2011. All rights reserved.
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