AP1551SL-13 Diodes Inc, AP1551SL-13 Datasheet - Page 6

• Manufacturer Part Number: AP1551SL-13
• Description: IC CONV DC-DC PWM 2CH 2A 16-SOIC
• Manufacturer: Diodes Inc
• Type: Step-Down (Buck)r

Specifications of AP1551SL-13

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: 1.23 ~ 18 V
• Current - Output: 2A
• Frequency - Switching: 150kHz
• Voltage - Input: 4.5 ~ 22 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Output Voltage: + 1.23 V to + 18 V
• Switching Frequency: 150 KHz
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 0 % to 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: AP1551SLDITR

150KHz, Dual Channel 2A PWM Buck DC/DC Converter
Anachip Corp.
www.anachip.com.tw
AP1551 Threshold Voltage v.s. Temperature
Typical Performance Characteristics (For Each Channel) (Continued)
170
165
160
155
150
145
140
AP1551 Output Voltage v.s. Temperature
3.45
3.35
3.25
3.15
3.05
2.95
1.7
1.6
1.5
1.4
1.3
1.2
1.1
0.9
0.8
3.5
3.4
3.3
3.2
3.1
2.9
1
AP1551 Frequency v.s. Temperature
3
-50 -30 -10 10
Not Recommended for New Design
-50 -30 -10 10
-40 -20
(Vcc=12V , Io=500mA ,Vout=5V)
(Vcc=12V , Io=100mA)
Temperature (TA) (°C)
Temperature (TA) (°C)
Temperature (TA) (°C)
0
(Vin=12V ,Io=2A)
20
30
30
40
50
50
60
70
70
80 100 120 140 160
90 110 130 150
90 110 130 150
6/8
AP1551 ON/OFF Current v.s. ON/OFF Voltage
AP1551 Feedback Current v.s. Temperature
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
-10
-20
-30
-40
-50
10
0
0
-50 -30 -10 10
0
(Vcc=12V , Vout=5V,Vfb=1.3V)
3
Temperature (TA) (°C)
ON/OFF Voltage (V)
6
(Vin=12V)
30
9
50
12
70
Rev. 1.0 Nov 17, 2004
90 110 130 150
15
AP1551
18
21