MAX8631XETI+T Maxim Integrated Products, MAX8631XETI+T Datasheet - Page 14

• Manufacturer Part Number: MAX8631XETI+T
• Description: IC LED DRVR WHITE BCKLGT 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LED (Serial Interface)r

Specifications of MAX8631XETI+T

• Constant Current: Yes
• Topology: Linear (LDO), Switched Capacitor (Charge Pump)
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: Backlight, Flash/Torch
• Type - Secondary: White LED
• Frequency: 1MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 5V
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 200mA
• Internal Switch(s): Yes
• Efficiency: 85%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

For the latest package outline information and land patterns, go
to www.maxim-ic.com/packages.
1x/1.5x/2x White LED Charge Pump with
Two LDOs in 4mm x 4mm Thin QFN
Table 3. Recommended Components for Figure 1
PROCESS: BiCMOS
14
DESIGNATION
PACKAGE TYPE
C3, C4, C6, C7
R
D5 (D5–D8)
SETM
28 TQFN-EP
______________________________________________________________________________________
C1, C5
D1–D4
C8
, R
SETF
Required
VALUE
0.01µF
PACKAGE CODE
10µF
1µF
As
Package Information
—
—
T2844-1
Chip Information
MANUFACTURER
Panasonic
Vishay
Nichia
Nichia
TDK
TDK
TDK
DOCUMENT NO.
21-0139
C2012X5R0J106M
C1005X5R0J105M
C1005X7R1E103K
PART NUMBER
NBCW011T
NSCW215T
—
TOP VIEW
PGND
C1P
10µF ±20%, 6.3V X5R ceramic capacitors (0805)
1µF ±20%, 6.3V X5R ceramic capacitors (0402)
0.01µF ±10%, 25V X7R ceramic capacitor (0402)
White LEDs
White LEDs, 4 LEDs in one package
1% resistor
P1
25
26
27
28
22
23
24
4mm x 4mm, 0.4mm LEAD PITCH
21
+
1
20
2
19
MAX8631XETI
MAX8631YETI
THIN QFN
3
DESCRIPTION
18
4
Pin Configuration
17
5
16
6
15
7
13
12
11
14
10
9
8
M3
M4
F1
F2
F3
F4
SETM