Owner's manual

AP1186
1.5A ULTRA LOW DROPOUT POSITIVE ADJUSTABLE OR
FIXED-MODE REGULATOR
AP1186 Rev. 1 4 of 9 MARCH 2007
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Electrical Characteristics ( Continued )
Unless otherwise specified, these specifications apply over, Cin = 1uF, Cout = 10uF, and Tj = 0 to 150
o
C. Typical value refers
to Tj = 25
o
C. Vout = Vsense.
SYM. Parameter Test Condition Min. Typ. Max. Unit
Thermal
Regulation
30ms Pulse 0.01 0.02 %W
Ripple Rejection
Vctrl = 5V, Vin = 5V, Io = 1.5A, Vadj = 0V, Tj = 25,
Vripple = 1Vpp at 120Hz
60 70 dB
Control Pin
Current
Vadj = 0V for all conditions below.
Vctrl = 2.75V, Vin = 2.05V, Io = 1.5A
6 25 mA
Iadj Adjust Pin Current Vctrl = 2.75V, Vin = 2.05,Vadj = 0 50 150 µA
Θ
JC
Thermal
Resistance
Junction-to-Case
TO263-5L: Control Circuitry/Power Transistor
TO220-5L: Control Circuitry/Power Transistor
2.5
2.5
o
C/W
Note: 3. AP1186-ADJ incorporates an internal thermal shutdown that protects the device when the junction temperature exceeds the allowable
maximum junction temperature.