MAX17127ETP+ Maxim Integrated Products, MAX17127ETP+ Datasheet - Page 11

• Manufacturer Part Number: MAX17127ETP+
• Description: IC WLED DVR SIX STRING 20TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX17127ETP+

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 6
• Internal Driver: Yes
• Type - Primary: Automotive, Backlight
• Type - Secondary: White LED
• Frequency: 250kHz ~ 1MHz
• Voltage - Supply: 5 V ~ 26 V
• Mounting Type: Surface Mount
• Package / Case: 20-WFQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Details

The MAX17127 typical operating circuit is shown as
Figure 1. Table 1 lists some recommended components,
Figure 1. Typical Operating Circuit
Table 1. Component List
DESIGNATION
C1, C2
C
D1
IN
FAULT INDICATOR
5V TO 26V
4.7FF Q10%, 25V X5R ceramic capacitor
(1206)
Murata GRM319R61E475KA12D
2.2FF Q20%, 50V X7R ceramic capacitors
(1206)
Murata GRM31CR71H225K
2A, 40V Schottky diode (M-flat)
Toshiba CMS11
______________________________________________________________________________________
V
S
180k
0.1
R
Six-String WLED Driver with Integrated
ISET
µ
I
F
V
IN
10k
I
R
100k
DESCRIPTION
4.7
FSLCT
3.3V
1
C
µ
µ
IN
I
F
F
V
V
ISET
FSLCT
I.C.
EN
PWM
R_FPWM
FPO
IN
DDIO
MAX17127
10
EP
L1
µ
H
COMP
PGND
AGND
OVP
FB1
FB2
FB3
FB4
FB5
FB6
SW
82.5k
R
COMP
and Table 2 lists the contact information for component
suppliers.
D1
I
DESIGNATION
White LED
L1
C
4.7
C
510pF
OUT
COMP
µ
F
Step-Up Converter
R
2.21M
R
71.5k
Typical Operating Circuit
1
2
10FH, 1.2A power inductor
Sumida CR6D09HPNP-100MC
TDK VLP6810T-100M1R2
3.2V (typ), 3.5V (max) at 20mA
Nichia NSSW008C
I
I
DESCRIPTION
11