AP1605SL-13 Diodes Inc, AP1605SL-13 Datasheet - Page 5

• Manufacturer Part Number: AP1605SL-13
• Description: IC SWITCHING REG PWM/PFM 8-SOIC
• Manufacturer: Diodes Inc
• Type: Step-Down (Buck)r

Specifications of AP1605SL-13

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 2.2 ~ 7 V
• Current - Output: 3A
• Frequency - Switching: 300kHz
• Voltage - Input: 2.5 ~ 7 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 1.2W
• Switching Frequency: 300 KHz
• Operating Temperature Range: - 20 C to + 85 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AP1605SLDITR

Typical Application Circuit
（1） Normal Application
（2） Application with Short Circuit Protection
AP1605 Rev. 2
V
IN :
2.5V~7V
C
100 uF
PVCC
C
0.1uF
D
1N4148 for above 5V Vin and
Schottky for below 5V Vin
VCC
VCC
R
ON /OFF
3.5M
R
10M
Bias
C
R
100K
VCC
VCC
R
CE
C
0.1uF
CE
R
1M
C
0.2uF
SENCE
CE
PV
V
ON /OFF
CC
CC
PV
CE
V
CC
CC
www.diodes.com
V
AP1605
PWM/PFM DUAL-MODE STEP-DOWN SWITCHING
SS
Vout
AP 1605
V
SS
5 of 8
=
VFB
×
SW
FB
(1
+
R
R
A
B
SW
)
FB
D1
C
C
D1
=~10K
C
R
R
C
A
B
=~200K
R
R
A
B
V
OUT :
Vout
+
-
C
100 uF
1.8V
OUTPUT
FEBRUARY 2009
REGULATOR
©
=
OUT
AP1605
+
-
VFB
Diodes Incorporated
×
(1
+
R
R
A
B
)