BD9045FV-E2 Rohm Semiconductor, BD9045FV-E2 Datasheet - Page 3

• Manufacturer Part Number: BD9045FV-E2
• Description: IC REG SW STEP DOWN HE 28SSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r

Specifications of BD9045FV-E2

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Frequency - Switching: 200kHz ~ 750kHz
• Voltage - Input: 4.5 ~ 18 V
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Power - Output: 940mW
• Primary Input Voltage: 12V
• No. Of Outputs: 1
• Output Voltage: 5.5V
• Output Current: 6mA
• Voltage Regulator Case Style: SSOP
• No. Of Pins: 28
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Output: -
• Operating Temperature: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: BD9045FV-E2TR

Reference data (as long as it doesn't specify it Ta=25℃)
100
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Fig.10 EN_SS Threshold voltage
90
80
70
60
50
40
30
20
10
7
6
5
4
3
2
1
0
0
-20
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
0
AMBIENT TEMPERATURE ： Ta[ ℃ ]
0
Fig.7 Overcurrent protection
Fig.4 Standby current
BD9045FV
R
SP8K2 使用
temperature characteristic
2
CL
1.2V
OUTPUT CURRENT ： Io[A]
=12k Ω
0
1.8V
Fig.1 Efficiency 1
4
INPUT VOLTAGE ： V
INPUT VOLTAGE ： V
1
BD9045FV
6
1
2.6V
20
8 10 12 14 16 18 20
2
BD9040FV
40
85 ℃
3.3V
3
-40 ℃
2
25 ℃
V
EN_SS
IN
IN
=12V
[V]
60
5.0V
4
[V]
80
3
5
100
950
940
930
920
910
900
890
880
870
860
850
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
90
80
70
60
50
40
30
20
10
0
-40
0
6
Fig.5 Standard voltage temperature
V
I
Fig.11
Fig.8 Loading regulation
OUT
AMBIENT TEMPERATURE ： Ta[ ℃ ]
OUT
R
OUTPUT CURRENT ： Io[A]
-15
Fig.2 Efficiency 2
CL
INPUT VOLTAGE ： V
3.3V
1
9
=10kΩ
characteristic
Load response1
10
3/16
ラッチ OFF
12
2
35
20mV/div
5.0V
1A/div
3
15
IN
60
[V]
Io=2A
85
4
18
330
320
310
300
290
280
270
Fig.6 Frequency temperature characteristic
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-40
0
Fig9. EN Threshold voltage
0 2
V
I
Fig.12 Load response 2
OUT
AMBIENT TEMPERATURE ： Ta[ ℃ ]
OUT
Fig.3 Circuit current
OUTPUT VOLTAGE ： Vo[V]
-15
1
INPUT VOLTAGE ： V
4 6
10
2
8 10 12 14 16 18 20
85 ℃
BD9045FV
BD9040FV
35
3
-40 ℃
25 ℃
20mV/div
1A/div
EN
[V]
60
4
85
5