BA15DD0WT Rohm Semiconductor, BA15DD0WT Datasheet - Page 4

• Manufacturer Part Number: BA15DD0WT
• Description: Low Dropout (LDO) Regulators
• Manufacturer: Rohm Semiconductor

Specifications of BA15DD0WT

• Number Of Outputs: 1
• Polarity: Positive
• Output Voltage: 1.5 V
• Output Type: Fixed
• Dropout Voltage (max): 0.5 V at 1 A
• Output Current: 2 A
• Line Regulation: 50 mV
• Load Regulation: 200 mV
• Voltage Regulation Accuracy: 1 %
• Maximum Power Dissipation: 2 W
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Package / Case: TO-220FP
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Details

●Reference Data
5.2
5.1
4.9
4.8
8
7
6
5
4
3
2
1
0
7.5
6.5
5.5
4.5
3.5
2.5
1.5
0.5
Fig.22 CTL Voltage vs. Output Voltage
BA□□DD0□□(BA50DD0WT)
5
8
7
6
5
4
3
2
1
0
0
6
5
4
3
2
1
0
(Unless specified otherwise, Vcc=7.0V, Vo=5.0V, V
- 4
Fig.19 Output Voltage
0
Temperature Characteristics
0
0
2 4
- 3
0
Fig.16 Load Stability
0.4
AMBIENT TEMPERATURE ： Ta [℃]
2 4
- 2
Fig.13 Circuit Current
0
CONTROL VOLTAGE ： V
0.8 1.2
-1
0
6
OUTPUT CURRENT ： I
SUPPLY VOLTAGE ： Vcc [V]
6
0
8 10 12 14 16 18 20 22 24
10 20 30
8 10 12 14 16 18 20 22 24
1.6
2
4 0 5 0 6 0 7 0 8 0
2.4 2.8 3.2
[BA50DD0WT]
CTL
[BA50DD0WT]
OUT
[BA50DD0WT]
[V]
[BA50DD0WT]
1
3.6
[A]
90 10
4
0
4.4 4.8
11
0
Fig.17 Input/Output Voltage Difference
Fig.20 Circuit Current by Load Level
800
700
600
500
400
300
200
100
200
180
160
140
120
100
8
7
6
5
4
3
2
1
0
7.5
6.5
5.5
4.5
3.5
2.5
1.5
0.5
80
60
40
20
0
0
8
7
6
5
4
3
2
1
0
0
Fig.23 Overvoltage Operating
(I
0 2 4
0
0
Fig.14 Input Stability
OUT
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2
5
CTL
=0mA→2A)
（Vcc=4.75V）
SUPPLY VOLTAGE ： Vcc [V]
OUTPUT CURRENT ： IOUT [A]
（Io=200ｍA）
OUTPUT CURRENT ： I
SUPPLY VOLTAGE ： Vcc [V]
10
=3.0V, and Io=0mA)
0.5
6 8 10 12 14 16 18 20 22 24
15
4/8
20
1
25
[BA50DD0WT]
[BA50DD0WT]
OUT
[BA50DD0WT]
[BA50DD0WT]
30
1 .5
[A]
35
40
2
Fig.21 CTL Voltage vs. CTL Current
800
700
600
500
400
300
200
100
7.5
6.5
5.5
4.5
3.5
2.5
1.5
0.5
60
50
40
30
20
10
Fig.18 Ripple Rejection Characteristics
0
8
7
6
5
4
3
2
1
0
0
8
6
4
2
0
10
130
0 2 4
0
Fig.15 Input Stability
Fig.24 Thermal Shutdown
2
AMBIENT TEMPERATURE ： Ta [℃]
140
SUPPLY VOLTAGE ： Vcc [V]
100
4
6 8 10 12 14 16 18 20 22 24
CONTROL VOLYAGE:Vｃｔｌ（V)
FREQUENCY ： f [Hz]
6
（Iout=100mA）
150
8
1000
10 12 14 16 18 20 22 24
[BA50BC0WFP]
160
10000
[BA50DD0WT]
170
[BA50DD0WT]
100000
[BA50DD0WT]
[BA50DD0WT]
180
1000000
190