BD9775FV-E2 Rohm Semiconductor, BD9775FV-E2 Datasheet - Page 17

• Manufacturer Part Number: BD9775FV-E2
• Description: IC REG SW STEP DOWN HE 28-SSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r

Specifications of BD9775FV-E2

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Current - Output: 400mA
• Frequency - Switching: 100kHz
• Voltage - Input: 6 ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Power - Output: 640mW
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: BD9775FV-E2TR

■BD9775FV (1channel synchronous rectification configuration)
●Description
●Features (BD9775FV)
●Applications (BD9775FV)
●Absolute maximum ratings (Ta=25℃)(BD9775FV)
BD9775FV is Switching Controller with synchronous rectification(BD9775FV is 1channel synchronous rectification) and wide
input range. It can contribute to ecological design(lower power consumption) for most of electronic equipments.
Car navigation system, Car Audio, Display, Flat TV
1) 2channel Step-Down DC/DC FET driver
2) Synchronous rectification for channel 2
3) Able to synchronize to an external clock signal
4) Over Current Protection (OCP) by monitoring VDS of P channel FET
5) Short Circuit Protection (SCP) by delay time and latch method
6) Under Voltage Lock Out (UVLO)
7) Thermal Shut Down (TSD)
8) Package : SSOP-B28
OUT1, OUT2H to VCC Voltage
Operating Temperature Range
Supply Voltage (VCC to GND)
Storage Temperature Range
VREGA to GND Voltage
VREGB to VCC Voltage
OUT2L to GND Voltage
VREF to GND Voltage
Junction Temperature
Power Dissipation
(*1) Without heat sink, reduce to 6.4mW when Ta=25℃ or above
Parameter
Pd is 850mW mounted on 70x70x1.6mm, and reduce to 8.5mW/℃ above 25℃.
Symbol
Tjmax
Vrega
Vregb
Vouth
Voutl
Topr
Tstg
Vref
Vcc
Pd
17/29
-55 to +125
-40 to +85
640(*1)
Limits
+125
36
7
7
7
7
7
Units
mW
℃
℃
℃
V
V
V
V
V
V