BD9895FV Datasheet, PDF (3/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

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〇Package Dimensions
BD9895FV
Device Mark
１
Lot No.
SSOP-B28 (Unit:mm)
〇Block Diagram
〇Pin Description
端子番号
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
端子名
N1
P1
CP
REG
FAIL
VREF
CT_SYNC_OUT
CT_SYNC_IN
RT
SRT
GND
BCT
BRT
DUTY
STB
VS2
IS2
FB2
VS1
IS1
FB1
SS
COMP
VCC
UVLO
P2
N2
PGND
機能
FET driver for 1ch
FET driver for 1ch
External capacitor from CP to GND for
Timer Latch
Internal regulator output
Protect clock output
Reference voltage
Output pin of CT synchronous signal
Input pin of CT synchronous signal
External resistor from SRT to RT for
adjusting the triangle oscillator
External resistor from SRT to RT for
adjusting the triangle oscillator
GROUND
External capacitor from BCT to GND for
adjusting the BURST triangle oscillator
External resistor from BRT to GND for
adjusting the BURST triangle oscillator
Control PWM mode and BURST mode
Stand-by switch, Master/Slave selection
Error amplifier input④
Error amplifier input③
Error amplifier output②
Error amplifier input②
Error amplifier input①
Error amplifier output①
External capacitor from SS to GND for Soft
Start Control
Over voltage detector
Supply voltage input
External Under Voltage Lock OUT
FET driver for 2ch
FET driver for 2ch
Ground for FET drivers
REV. C