BD9109FVM-TR Rohm Semiconductor, BD9109FVM-TR Datasheet - Page 10

• 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

●Characteristics data【BD9110NV】
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1.45
1.44
1.43
1.42
1.41
1.40
1.39
1.38
1.37
1.36
1.35
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
-25 -15
0
【V
【V
Ta=25℃
Io=0A
VCC=5V
VCC=5V
Io=0A
OUT
OUT
-5
Fig.52 Ta-Ronn, Ronp
-5
1
=1.4V】
=1.4V】
5
5
Fig.46 Vcc-Vout
TEMPERATURE:Ta[ ℃ ]
Fig. 49 Ta-Vout
TEMPERATURE:Ta[ ℃ ]
INPUT VOLTAGE:V
15
15
25
25
PMOS
2
35
35
45
45
55
3
55
65 75
CC
65
NMOS
[V]
75
4
85
85
95 105
95 105
5
2.0
1.5
1.0
0.5
0.0
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
100
90
80
70
60
50
40
30
20
10
0
10
-25 -15
0
【V
【V
VCC=5V
Ta=25℃
Io=0A
VCC=5V
VCC=5V
Ta=25℃
OUT
OUT
-5
1
=1.4V】
OUTPUT CURRENT:I
=1.4V】
Fig.50 Efficiency
Fig.47 Ven-Vout
5
TEMPERATURE:Ta[ ℃ ]
Fig.53 Ta-Ven
EN VOLTAGE:VEN[V]
15
100
25
10/28
2
35 45
55
3
1000
OUT
65
[mA]
75
4
85
95 105
10000
5
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
400
350
300
250
200
150
100
2.0
1.5
1.0
0.5
0.0
50
0
-25 -15
-25 -15
0
VCC=5V
【V
VCC=5V
OUT
-5
-5
Fig.48 Iout-Vout
=1.4V】
5
OUTPUT CURRENT:I
Fig.51 Ta-Fosc
5
1
TEMPERATURE:Ta[ ℃ ]
TEMPERATURE:Ta[ ℃ ]
Fig.54 Ta-Icc
15
15
25
25
35
35
Technical Note
2009.05 - Rev.A
2
45
45
55
55
65
65
OUT
75
VCC=5V
Ta=25℃
75
3
[A]
85
85
95 105
95 105
4