BD8649EFV-E2 Rohm Semiconductor, BD8649EFV-E2 Datasheet - Page 10

• Manufacturer Part Number: BD8649EFV-E2
• Description: IC SWITCHING REG 3A HTSSOP-B20
• Manufacturer: Rohm Semiconductor
• Series: -r
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of BD8649EFV-E2

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1 V ~ 12.6 V
• Current - Output: 3A
• Frequency - Switching: 100kHz ~ 600kHz
• Voltage - Input: 4.5 V ~ 18 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-VSSOP (0.173", 4.40mm Width)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Typical application
BD8649EFV
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【Condition】
VOUT = 3.3V
fosc = 550kHz
OFF LATCH time = 500µsec
open
2200p 22k
15k
22µ
2000p
27k
PSET
47k
VIN
VIN
VIN
NC
NC
FC
RT
EN
FB
10
1
2
3
4
5
6
7
8
9
Protect time
OSC
EN
Fig.20 Typical application
CONTROL
PWM
10/13
Softstart/Delay
CURRENT
DET
5V
20
19
18
17
16
15
14
13
12
11
GND
SS/DELAY
NC
BOOT
SW
SW
SW
PGND
PGND
PGND
0.033µ
0.1µ
4.7µ
Technical Note
2010.09 - Rev.A
22µ×2pcs
VOUT