BD9109FVM-TR Rohm Semiconductor, BD9109FVM-TR Datasheet - Page 16

• Manufacturer Part Number: BD9109FVM-TR
• Description: IC REG SW 0.8A 3.3VOUTPUT 8-MSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r
• Series: -r

Specifications of BD9109FVM-TR

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 800mA
• Frequency - Switching: 1MHz
• Voltage - Input: 4.5 ~ 5.5 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Power - Output: 587.4mW
• Output Voltage: 3.3 V
• Output Current: 0.8 A
• Input Voltage: 4.5 V to 5.5 V
• Switching Frequency: 1 MHz
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

●Pin number and function
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BD9106FVM,BD9107FVM,BD9109FVM,BD9110NV,BD9120HFN
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【BD9106FVM, BD9107FVM, BD9109FVM】
【BD9110NV】
【BD9120HFN】
Pin No.
Pin No.
Pin No.
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
ADJ/V
Pin name
Pin name
Pin name
PGND
PGND
PGND
PV
PV
PV
GND
GND
GND
ADJ
ADJ
V
V
V
ITH
SW
ITH
SW
ITH
SW
EN
EN
EN
CC
CC
CC
CC
CC
CC
OUT
Output voltage detect pin/ ADJ for BD9106･07FVM
GmAmp output pin/Connected phase compensation capacitor
Enable pin(Active High)
Ground
Nch FET source pin
Pch/Nch FET drain output pin
Pch FET source pin
V
Output voltage adjust pin
V
GmAmp output pin/Connected phase compensation capacitor
Ground
Nch FET source pin
Pch/Nch FET drain output pin
Pch FET source pin
Enable pin(Active High)
Output voltage adjust pin
GmAmp output pin/Connected phase compensation capacitor
Enable pin(Active High)
Ground
Nch FET source pin
Pch/Nch FET drain output pin
Pch FET source pin
V
CC
CC
CC
power supply input pin
power supply input pin
power supply input pin
16/28
PIN function
PIN function
PIN function
Technical Note
2009.05 - Rev.A