ap1250cmp APEC, ap1250cmp Datasheet - Page 2

• Manufacturer Part Number: ap1250cmp
• Description: 2a Sink/source Bus Termination Regulator
• Manufacturer: APEC

Electrical Characteristics
V
Input
Output (DDR / DDR II / DDR III)
Protection
REFEN Shutdown
Note 1: Exceeding the absolute maximum rating may damage the device.
Note 2: V
Note 3: V
Note 4: Regulation is measured at constant junction temperature by using a 5ms current pulse. Devices are tested for load
regulation in the load range from 0A to 2A.
Thermal Shutdown Temperature
IN
Thermal Shutdown Hysteresis
Absolute Maximum Rating
Operating Rating
AP1250CMP
=2.5V/1.8V/1.5V, V
V
Output Offset Voltage
CNTL
Shutdown Threshold
Load Regulation
OS
OS
Standby Current
Lead Temperature (Soldering, 5 sec.)
offset is the voltage measurement defined as V
offset is the voltage measurement defined as V
Current limit
Operation Current
Parameter
Package Thermal Resistance
Storage Temperature Range
Junction Temperature
Ambient Temperature
CNTL
Control Voltage
Power Dissipation
Input Voltage
=3.3V, V
Control Voltage
Parameter
Input Voltage
ESD Rating
Parameter
(4)
(2)
(3)
REFEN
=1.25V/0.9V/0.75V, C
ΔV
Symbol
(1)
ΔT
I
I
V
T
CNTL
STBY
I
V
V
LIM
SD
OS
LOAD
IH
IL
SD
Symbol
V
V
CNTL
T
T
IN
A
J
OUT
OUT
V
OUT
REFEN
subtracted from V
subtracted from V
=10µF (Ceramic)), T
Symbol
< 0.2V (Shutdown),R
V
T
Θ
V
CNTL
P
T
LEAD
--
IN
JC
D
S
3.3V ≤ V
3.3V ≤ V
Test Conditions
2.5 to 1.5 ±3%
5.5 or 3.3 ±5%
Shutdown
I
-40 to +125
I
OUT
I
-40 to +85
OUT
I
OUT
Enable
OUT
REFEN
REFEN
Value
= +2A
= -2A
A
= 0A
=25ºC, unless otherwise specified
=0A
CNTL
CNTL
.
Internally Limited
≤ 5V
≤ 5V
-65 to 150
Value
260
LOAD
28
6
6
3
= 180Ω
Advanced Power
Electronics Corp.
Units
℃
℃
V
V
125
Min
-20
-20
2.2
0.6
--
--
--
--
ºC/W
Unit
KV
°C
°C
V
V
--
170
Typ
50
35
--
--
--
--
--
1
+20
+20
Max
2.5
0.2
90
--
--
--
--
2
Units
mA
mV
µA
℃
A
V