BD8676KN Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

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STRUCTURE
：
PRODUCT NAME
：
Silicon Monolithic Integrated Circuit
DC/DC converter IC for camera module for car navigation system
MODEL NAME
： BD8676KN
BLOCK DIAGRAM
◎ FEATURES：
：
Fig. - 2
・+3.3V output synchronous step down DC/DC converter
・+1.2V output synchronous step down DC/DC converter
・+15V output boost DC/DC converter and LDO regulator
・ -5.5V output Voltage control charge pump (negative voltage)
・Soft start function
・Reset function
・Building in low voltage and over voltage protection function
・Building in terminal RT OPEN/SHORT protection
・The frequency can be set by external resistance
・Protection control with built-in sequencer
・VQFN-36 package (6.2mm□ Package)
◎ ABSOLUTE MAXIMUM RATING:（ Ta=25℃）
Parameter
VIN supply voltage
PVIN supply voltage
V33IN Input terminal voltage
V16 terminal voltage
CP terminal voltage
MV66 terminal voltage
Terminal voltage 1^*2*3
Terminal voltage 2^*4
Terminal voltage 3^*5
Terminal voltage 4^*6
Terminal voltage 5^*7
Power dissipation
Operating temperature
Storage temperature
Symbol
VIN
PVIN
V33IN
V16
CP
MV66
VINOUT1
VINOUT2
VOUT3
VOUT4
VOUT5
Pd
Topr
Tstg
Limits
Unit
-0.3
～
+18.0
V
-0.3
～
VIN+0.3
V
-0.3
～
5.0
V
-0.3
～
+20.0
V
V33IN-0.3
～
+10.0
V
-10.0
～
+0.3
V
-0.3
～
VIN+0.3
V
-0.3
～
V33IN+0.3
V
-0.3
～
V16+0.3
V
-0.3
～
CP
V
MV66-0.3
～
+0.3
V
0.875^*1
W
-40
～
+85
℃
-55
～
+150
℃
*1 70mm×70mm, thickness1.6mm, less than 3% share of copper foil when implementing glass epoxy board.
Operating at higher than Ta=25℃, 7.0mW shall be reduced per 1
*2 Input terminal voltage:CTL1(32pin), CTL2(33pin), CTL3(34pin), CTL4(35pin), TEST1(9pin), TEST2(10pin), V33(6pin),V12(14pin)
*3 Output terminal voltage: RT(1pin),RSTO(3pin),RSTDLY(4pin),SS33(5pin),SS12(13pin),SS16(25pin),FC33(7pin),
FC12(15pin),FC16(28pin),TEST3(31pin),SW33(11pin),V33(6pin)
*4 SW12(17pin) terminal voltage *5 SW16(30pin), V15(26pin) terminal voltage *6 CM(20pin) terminal voltage *7 CR(22pin), MV5(24pin) terminal voltage
◎ OPERATION CONDITION (Please set the power-supply voltage in consideration of a power dissipation.)
Parameter
Symbol
MIN
TYP
MAX
Unit
VIN supply voltage
VIN
4.5
6.0
9.0
V
PVIN supply voltage
PVIN
4.5
6.0
9.0
V
V33IN terminal voltage
V33IN
2.7
3.3
3.6
V
This product is not designed for protection against radioactive rays.
REV. A