MAX8785AETI+T Maxim Integrated Products, MAX8785AETI+T Datasheet - Page 10

• Manufacturer Part Number: MAX8785AETI+T
• Description: IC CCFL CTRL 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: CCFL Controllerr

Specifications of MAX8785AETI+T

• Current - Supply: 1.5mA
• Voltage - Supply: 4.5 V ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Frequency: -
• Lead Free Status / Rohs Status: Details

Full-Bridge Controller for
Piezoelectric Transformers
Figure 1. Typical Operating Circuit
10
GND
VIN
______________________________________________________________________________________
DIMMING
ON/OFF
LSYNC
VCC
2A
0.22μF
1.0μF
C2
C3
3.6V
0.22μF
47nF
10nF
C4
C5
C6
R10
280kΩ
150kΩ
90kΩ
R11
R12
BATT
GND
V
SEL
RATE
SHDN
CNTL
LSYNC
HF
LF
COMP
PCOMP
TFLT
CC
MAX8785A
PGND
BST1
BST2
V
V
GH1
GH2
LX1
LX2
GL1
GL2
OLF
VFB
DD1
DD2
FLT
IFB
1.56kΩ
R2
C7
1.0μF
C10
0.1μF
C9
0.1μF
VCC
1.0nF
1.0μF
C12
R13
100kΩ
C8
NH1
NL1
6.8nF
NH2
C1
NL2
Typical Operating Circuit
100kΩ
R14
C11
10μF, 25V
200kΩ
L1, 27μH
R3
200kΩ
T1
R4
R8
200kΩ
R7
200kΩ
R6
200kΩ
R5
200kΩ
200kΩ
R9
150kΩ
R1