AP1551SL-13 Diodes Inc, AP1551SL-13 Datasheet - Page 2

• 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
FB1
(Channel 1 and channel 2 are the same)
Ordering Information
Block Diagram
Not Recommended for New Design
Current
Source
bias
Reference
1.235V
+
_
Amp
S: SOP-16L
Frequecy
Regulator
compen-
Package
sation
2.5V
AP 1551 X X
_
+
Comp
150kHz
OSC.
2/8
Start
up
SD1
Blank : Tube
A : Taping
Packing
Pre-driver
Shutdown
Comp
Comp
Thermal
200mV
_
+
+
_
220mV
Switch
2A
Rev. 1.0 Nov 17, 2004
AP1551
V
GND
V
IN1
OUT1