A8430EEK Allegro Microsystems Inc, A8430EEK Datasheet - Page 10

• Manufacturer Part Number: A8430EEK
• Description: IC LED DRVR WHITE BCKLGHT 5-MLPD
• Manufacturer: Allegro Microsystems Inc
• Type: Backlight, White LEDr

Specifications of A8430EEK

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1.2MHz
• Voltage - Supply: 2.5 V ~ 10 V
• Voltage - Output: 36V
• Mounting Type: Surface Mount
• Package / Case: 5-WDFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Efficiency: -

White LED Driver Constant Current Step-up Converter
E
0.75
NOM
1
5
.030
Terminal List Table
0.95
BSC
3.40
REF
0.50
MIN
.134
.037
.020
Pin
1
2
3
4
5
R0.20
REF
0.50
0.30
0.20
REF
0.15
MIN
.020
.012
.008
3.00
BSC
0.75
NOM
0.45
0.30
.006
.008
.118
.030
.018
.012
Name
GND
0.95
BSC
SW
VIN
EN
FB
D
2.10
1.85
2.10
MAX
www.allegromicro.com
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
.037
Package EK
5
1
5
.083
.073
A
1
5
.083
1
B
C
2
2
Internal power FET
0.95
BSC
Feedback input
0.50
MIN
1.10
MAX
Enable input
Input supply
.037
Function
.020
Ground
3.40
REF
0.05
0.00
1.10
0.85
0.80
0.70
.043
.134
.002
.000
.031
.028
.043
.033
0.20
REF
0.80
0.70
.008
A Pin index area
B Exposed thermal pad
C
D
E
.031
.028
Optional thermal vias, ∅0.30 [.012], pitch 1.2 [.047]
Dimensions in millimeters
U.S. Customary dimensions (in.)
in brackets, for reference only
Typical pad layout including solder pad for exposed
thermal pad; adjust as necessary to meet
application process requirements
Typical pad layout with contact pads only; adjust as
necessary to meet application process requirements
A8430
9