UBA2071AT/N1,118 NXP Semiconductors, UBA2071AT/N1,118 Datasheet - Page 4

• Manufacturer Part Number: UBA2071AT/N1,118
• Description: IC DVR HALF BRIDGE 24-SOIC
• Manufacturer: NXP Semiconductors
• Type: CCFL/EEFL Controllerr

Specifications of UBA2071AT/N1,118

• Package / Case: 24-SOIC (7.5mm Width)
• Frequency: 38 ~ 42kHz
• Current - Supply: 1.5mA
• Voltage - Supply: 14V
• Operating Temperature: -25°C ~ 100°C
• Driver Type: CCFL Drivers
• Maximum Operating Temperature: + 100 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935285776118

NXP Semiconductors
6. Block diagram
UBA2071_A_1
Product data sheet
Fig 1.
CSWP
SGND
CVFB
IREF
VDD
VFB
IFB
EN
CF
Block diagram
DETECTION
RECTIFIER
VOLTAGE
SENSING
DOUBLE
ARCING
OVER-
SIDE
SWEEP
TRACK
AND
OSCILLATOR
REFERENCE
INTERNAL
CIRCUITS
SUPPLY
AND
HF
DETECTION
CURRENT
CURRENT
SENSING
OVER-
LAMP
NONFAULT
CONTROL
CIFB PWMA PWMD CPWM
PWM GENERATOR
Rev. 01 — 23 June 2008
TIMER
COMMUNICATION
MASTER / SLAVE
NON-OVERLAP
CT
SWITCHING
DETECTION
TIMING
HARD-
Half bridge control IC for CCFL backlighting
UBA2071; UBA2071A
SHIFTER
LEVEL-
VDD
high-side
bootstrap diode
low-side
driver
driver
UBA2071
VDD
© NXP B.V. 2008. All rights reserved.
014aaa098
FS
GH
SH
GL
PGND
COMM
4 of 35