APS39903 Datasheet, PDF (3/17 Pages) Diodes Incorporated – PUMP EXPRESSTM COMPATIBLE AC/DC PSR SWITCHER

Functional Block Diagram
2
FB
OVP
OCkP
SCP
OTP
R_CS short
t_ONS Detection
t_ONS
A Product Line of
Diodes Incorporated
APS39903
VCC
3
Regulator
&
Bias
Pro
UVLO
7 _GND
4
CS
Line
Compensation
Constant Voltage Control
Cable Compensation
V_LOAD 5V~3.6V_select
Vally-
on and
Driver
Q1
5, 6
C
CS
Constant Current
Control
Frequency Jitter
t_ONS
5V~3.6V_select
t_ONS
Load
Detection
V_LOAD
Output Voltage
Selection
5V~3.6V_select
1
CPC
Absolute Maximum Ratings (Note 4)
Symbol
VCC
VCS, VCPC
VFB
VCBO
–
PD
TJ
TSTG
TLEAD
θJA
ESD
Parameter
Supply Voltage
Voltage on CS, CPC Pin
FB Input Voltage
Collector-emitter Voltage
Collector DC Current
Total Power Dissipation
Operating Junction Temperature
Storage Temperature
Lead Temperature (Soldering, 10 sec)
Thermal Resistance (Junction to Ambient)
ESD (Human Body Model)
ESD (Machine Model)
Rating
-0.3 to 35
-0.3 to 7
-0.3 to 8
700
1.5
0.7
-40 to +150
-65 to +150
+300
100
4000
300
Unit
V
V
V
V
A
W
°C
°C
°C
°C/W
V
V
Note 4:
Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “Recommended Operating Conditions” is not implied.
Exposure to “Absolute Maximum Ratings” for extended periods may affect device reliability.
APS39903
Document number: DS37226 Rev. 2 - 2
3 of 17
www.diodes.com
October 2014
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