BA15DD0T Rohm Semiconductor, BA15DD0T Datasheet - Page 4

• Manufacturer Part Number: BA15DD0T
• Description: IC REG LDO 1.5V 2A TO220FP-3
• Manufacturer: Rohm Semiconductor
• Series: -r

Specifications of BA15DD0T

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.5V
• Voltage - Input: 3 V ~ 25 V
• Voltage - Dropout (typical): 0.45V @ 2A
• Number Of Regulators: 1
• Current - Output: 2A (Max)
• Current - Limit (min): -
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: *
• Package / Case: *
• Number Of Outputs: 1
• Polarity: Positive
• Output Voltage: 1.5 V
• Output Type: Fixed
• 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
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Reference Data (Unless specified otherwise, Vcc=8.3V, Vo=3.3V, VCTL=5.0V, and Io=0mA)
BA□□DD0T
BA□□DD0WT
© 2011 ROHM Co., Ltd. All rights reserved.
www.rohm.com
Fig.10 CTL Voltage vs. Output Voltage
3.0
2.5
2.0
1.5
1.0
0.5
0.0
3.5
2.5
1.5
0.5
4.5
3.5
2.5
BA□□CC0□□(BA33CC0WT)
4
3
2
3
2
1
0
8
7
6
5
4
3
2
1
0
-40
0
0
0 2 4 6 8 10 12 14 16 18 20 22 24
Temperature Characteristics
AMBIENT TEMPERATURE ： Ta [ ℃ ]
2
-20
Fig.4 Load Stability
CONTROL VOLTAGE ： Vctl [V]
Fig.7 Output Voltage
400
OUTPUT CURRENT ： I
Fig.1 Circuit current
SUPPLY VOLTAGE ： Vcc [V]
4
Series
0
6
Series
800
20
8
,BA□□CC0T
10 12 14 16 18 20
,BA□□DD0HFP
40
1200
[BA033CC0WFP]
[BA033CC0WT]
[BA033CC0WT]
[BA033CC0WT]
60
O
[mA]
1600
80
100
Series
2000
,BA□□CC0FP
Series
,BA□□CC0WT
Fig.5 Input/Output Voltage Difference
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
600
500
400
300
200
100
200
150
100
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
50
Fig.8 Circuit Current by load Level
0
0
Fig.11 Overvoltage Operating
0
0
0
0
Characteristics (Io=200mA)
2
Series
5
Fig.2 Input Stability
OUTPUT CURRENT ： I
200
200
SUPPLY VOLTAGE ： Vcc [V]
SUPPLY VOLTAGE ： Vcc [V]
OU TPUT CURRENT:Io(mA)
4
(I
10
6
OUT
I
Series
OUT
4/11
15
400
400
8
=0mA→1A)
(0V=1A)
10 12 14 16 18 20
20
,BA□□CC0WFP
600
600
[BA033CC0WFP]
[BA033CC0WFP]
[BA033CC0WT]
25
[BA033CC0WT]
O
30
[mA]
800
800
35
1000
1000
40
Series
Fig.6 Ripple Rejection Characteristics
1000
900
800
700
600
500
400
300
200
100
4.0
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
Fig.9 CTL Voltage vs. CTL Current
80
70
60
50
40
30
20
10
0
0
130
10
0
0
Fig.12 Thermal Shutdown
Circuit Characteristics
AMBIENT TEMPERATURE ： Ta [ ℃ ]
2
2
140
Fig.3 Input Stability
CONTROL VOLTAGE:Vctl （ V)
100
SUPPLY VOLTAGE ： Vcc [V]
4
4
FREQUENCY ： f [Hz]
(Io=500mA)
(Io=100mA)
6
6
150
1000
Technical Note
2011.03 - Rev.C
8
8
160
10 12 14 16 18 20
10 12 14 16 18 20
10000 100000 1000000
[BA033CC0WFP]
[BA033CC0WFP]
[BA033CC0WT]
[BA033CC0WT]
170
180
190