ADP3419
VCC
5
BST
10
5V
VDC
IN 1
9
DRVH
5
DRVH 9
SD 2
DRVLSD 3
UVLO,
OVERLAP
PROTECTION,
SHUTDOWN
AND
CROWBAR
CIRCUITS
8
SW
FROM CONTROLLER
PWM OUTPUT
FROM SYSTEM
ENABLE CONTROL
FROM
CONTROLLER
1
2
3
IN BST 10
SD
VCC
ADP3419
DRVLSD SW 8
V OUT
CROWBAR
4
ADP3419
7
6
DRVL
FROM CONTROLLER
CLAMP OUTPUT
4
CROWBAR
GND
7
DRVL 6
GND
Figure 1. Simplified Block Diagram
ABSOLUTE MAXIMUM RATINGS
Figure 2. General Application Circuit
Parameter
VCC
BST
BST to SW
SW
DRVH
DRVL
All Other Inputs and Outputs
Rating
? 0.3 to +7.0
? 0.3 to +30
? 0.3 to +7.0
? 3.0 to +25
SW ? 0.3 to BST +0.3
? 0.3 to VCC +0.3
? 0.3 to VCC +0.3
Unit
V
V
V
V
V
V
V
q JA
2-Layer Board
4-Layer Board
340
220
° C/W
Operating Ambient Temperature Range
Junction Temperature Range
Storage Temperature Range
Lead Temperature Range
Soldering (10 s)
Vapor Phase (60 s)
Infrared (15 s)
0 to 100
0 to 150
? 65 to +150
300
215
220
° C
° C
° C
° C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.
http://onsemi.com
2
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