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参数资料
| 型号： | AP1506-12K5L-U |
| 厂商： | Diodes Inc |
| 文件页数： | 5/14页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK 12V 3A TO263-5 |
| 标准包装： | 50 |
| 类型： | 降压（降压） |
| 输出类型： | 固定 |
| 输出数： | 1 |
| 输出电压： | 12V |
| 输入电压： | 4.5 V ~ 22 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 150kHz |
| 电流 - 输出： | 3A |
| 同步整流器： | 无 |
| 工作温度： | -20°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | TO-263-6，D²Pak（5 引线+接片），TO-263BA |
| 包装： | 管件 |
| 供应商设备封装： | TO-263-5 |
AP1506
150KHz, 3A PWM BUCK DC/DC CONVERTER
Electrical Characteristics (All Output Voltage Versions)
Unless otherwise specified, V IN = 12V for 3.3V, 5V, adjustable version and V IN = 18V for the 12V version. I LOAD = 0.5A
Specifications with boldface type are for full operating temperature range, the other type are for T J = 25oC.
Symbol
I FB
F OSC
F SCP
Parameter
Feedback Bias Current
Oscillator Frequency
Oscillator Frequency of
Short Circuit Protect
Conditions
V FB = 1.3V
(Adjustable version only)
When current limit occurred
and V FB < 0.5V, T a = 25 o C
Min
-
127
110
10
Typ.
-10
150
-
30
Max
-50
-100
173
173
50
Unit
nA
KHz
KHz
I OUT = 3A
1.6
V SAT
DC
Saturation Voltage
Max. Duty Cycle (ON)
Min. Duty Cycle (OFF)
No outside circuit
V FB = 0V force driver on
V FB = 0V force driver on
V FB = 12V force driver off
-
-
-
1.4
100
0
1.7
-
-
V
%
Peak current
5.5
I CL
Current Limit
No outside circuit
V FB = 0 force driver on
3.6
4.5
6.5
A
I L
Output = 0V
Output
Leakage
No outside circuit
V FB = 12 force driver off
-
-
-200
μ A
Output = -1V Current
V IN = 22V
-
-5
-
mA
C/W
C/W
I Q
I STBY
V IL
V IH
I H
I L
θ JA
θ JC
Quiescent Current
Standby Quiescent
Current
ON/OFF Pin Logic Input
Threshold Voltage
ON/OFF Pin Logic
Input Current
ON /OFF Pin Input
Current
Thermal Resistance
Junction to Ambient
Thermal Resistance
Junction to Case
V FB = 12 force driver off
ON/OFF pin = 5V
V IN = 22V
Low (regulator ON)
High (regulator OFF)
V LOGIC = 2.5V (OFF)
V LOGIC = 0.5V (ON)
TO263-5L (Note 3)
TO220-5L(R) (Note 3)
TO263-5L (Note 3)
TO220-5L(R) (Note 3)
-
-
-
2.0
-
-
5
70
1.3
-
-0.1
37
31
6
5
10
150
200
0.6
-
-0.01
-1
-
-
-
-
o
o
mA
μ A
V
μ A
Notes:
2
3. Test condition: Device mounted with copper area of approximately 3 in , no air flow.
AP1506
Document number: DS31015 Rev. 7 - 2
5 of 14
June 2010
? Diodes Incorporated
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