MAX8723ETE+ Maxim Integrated Products, MAX8723ETE+ Datasheet - Page 9

• Manufacturer Part Number: MAX8723ETE+
• Description: IC REG FOR LCD DISPLAY 16-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8723ETE+

• Applications: Converter, LCD
• Voltage - Input: 6 ~ 13.2 V
• Number Of Outputs: 1
• Voltage - Output: 3.3V, 2 ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure
The typical operating circuit (Figure 1) is a complete
power supply that generates a +3.3V, 2A output from a
12V ±10% input. Tables 1 and 2 list the key compo-
nents and the contact information for the respective
suppliers. The inductor and capacitor component val-
Table
Table
Inductor (L)
Input Capacitors (C
Output Capacitor (C
Fairchild Semiconductor
Sumida
TDK
Toshiba
FREQUENCY
1. Typical Operating Circuit, Fixed 3.3V Output
1. Component Selection
2. Component Suppliers
SUPPLIER
IN
OUT)
_______________________________________________________________________________________
)
1µF
V
Low-Cost, Internal-Switch, Step-Down
VL = 5V/25mA
REF
6.8µH
2 x 10µF, 16V ceramic
2 x 47µF, 6.3V ceramic
= 2V/50µA
0.22µF
500kHz
408-822-2000
847-545-6700
847-803-6100
949-455-2000
PHONE
SHDN
VL
VCC
GND
REF
VCC2
FSEL
I.C.
MAX8723
INL
Regulator for LCD Displays
3.9µH
10µF, 16V ceramic
47µF, 6.3V ceramic
PGND
OUT
BST
EXT
0.22µF
EP
FB
LX
IN
ues showing in Figure 1 are for 1.5MHz switching fre-
quency operation. For other operating frequencies
(500kHz/1MHz), substitute these values with the ones
from Table 1 corresponding to that frequency.
408-822-2102
847-545-6720
847-390-4405
949-859-3963
1MHz
FAX
CHS03
TOSHIBA
0.1µF
Typical Operating Circuit
L
C
IN
IN = 12V ±10%
2.2µH, 3A Ferrite
Sumida CDRH5018NP-2R2NC
4.7µF, 16V ceramic
TDK C2012X5R1C475K
22µF, 6.3V X5R ceramic
TDK C2012X5R0J226M
www.fairchildsemi.com
www.sumida.com
www.component.tdk.com
www.toshiba.com/taec
C
OUT
OUT = 3.3V/2A
WEBSITE
1.5MHz
9