BD8964FVM-TR Rohm Semiconductor, BD8964FVM-TR Datasheet - Page 3

• Manufacturer Part Number: BD8964FVM-TR
• Description: IC SWITCHING REG W/MOSFET MSOP8
• Manufacturer: Rohm Semiconductor
• Series: -r
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of BD8964FVM-TR

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1 V ~ 1.8 V
• Current - Output: 1.2A
• Frequency - Switching: 1MHz
• Voltage - Input: 4 V ~ 5.5 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Characteristics data (Reference data)
© 2009 ROHM Co., Ltd. All rights reserved.
BD8964FVM
www.rohm.com
1.55
1.54
1.53
1.52
1.51
1.50
1.49
1.48
1.47
1.46
1.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
2.0
1.5
1.0
0.5
0.0
-25 -15 -5
-25 -15 -5
0
【V
【V
Ta=25℃
Io=0A
VCC=5V
Io=0A
OUT
OUT
Fig.9 Ta-R
1
PMOS
Fig.3 Vcc-Vout
=1.5V】
=1.5V】
INPUT VOLTAGE:V
TEMPERATURE:Ta[ ℃ ]
5
Fig.6 Ta-V
TEMPERATURE:Ta[ ℃ ]
5
15 25
15 25 35 45 55 65 75 85
2
ONN
35 45 55 65 75 85
3
OUT
, R
CC
[V]
NMOS
ONP
VCC=5V
4
5
2.0
1.5
1.0
0.5
0.0
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
90
80
70
60
50
40
30
20
10
0
-25 -15 -5
1
0
【V
【V
VCC=5V
OUT
OUT
OUTPUT CURRENT:I
1
=1.5V】
=1.5V】
10
Fig.10 Ta-V
Fig.4 Ven-Vout
EN VOLTAGE:VEN[V]
TEMPERATURE:Ta[ ℃ ]
5
Fig.7 Efficiency
3/13
15 25 35 45 55
2
100
3
EN
VCC=5V
Ta=25℃
OUT
1000
VCC=5V
Ta=25℃
Io=0A
[mA]
4
65 75 85
10000
5
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
350
300
250
200
150
100
2.0
1.5
1.0
0.5
0.0
50
0
-25 -15 -5
-25 -15 -5
0
【V
VCC=5V
OUT
OUTPUT CURRENT:I
=1.5V】
TEMPERATURE:Ta[ ℃ ]
TEMPERATURE:Ta[ ℃ ]
5
Fig.5 Iout-Vout
5
Fig.8 Ta-F
Fig.11 Ta-I
1
15 25 35 45 55 65 75 85
15 25 35 45 55 65 75 85
Technical Note
2009.05 - Rev.A
OSC
CC
2
OUT
VCC=5V
Ta=25℃
[A]
3