CS5257A-1
Absolute Maximum Ratings
V
POWER
Input Voltage .................................................................................................................................................................6V
V
CONTROL
Input Voltage ...........................................................................................................................................................13V
Operating Junction Temperature Range...........................................................................................................0¡C ² T
J
² 150¡C
Storage Temperature Range ................................................................................................................................-65¡C to +150¡C
Lead Temperature Soldering
Wave Solder (through hole styles only) .....................................................................................10 sec. max, 260¡C peak
Reflow (SMD styles only) ......................................................................................60 sec. max above 183¡C, 230¡C peak
ESD Damage Threshold............................................................................................................................................................2kV
Electrical Characteristics:
0¡C ² T
A
² 70¡C, 0¡C ² T
J
² 150¡C, V
SENSE
= V
OUT
and V
Adj
= 0V; unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Reference Voltage
Line Regulation
Load Regulation
(Note 3)
Minimum Load Current
(Note 1)
Control Pin Current
(Note 2)
V
CONTROL
= 2.75V to 12V, V
POWER
= 2.05V to 5.5V,
10mA ² I
OUT
² 7A
V
CONTROL
= 2.5V to 12V, V
POWER
= 1.75V to 5.5V,
I
OUT
= 10mA
V
CONTROL
= 2.75V, V
POWER
= 2.05V,
I
OUT
= 10mA to 7A, with remote sense
V
CONTROL
= 5V, V
POWER
= 3.3V, ÆV
OUT
= +1%
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
OUT
= 100mA
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
OUT
= 4A
V
CONTROL
= 2.75V, V
POWER
= 1.75V, I
OUT
= 4A
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
OUT
= 7A
V
CONTROL
= 2.75V, V
POWER
= 2.05V, I
OUT
= 10mA
V
CONTROL
= 2.75V, V
POWER
= 2.05V, ÆV
OUT
= -1.5%
V
CONTROL
= 2.75V, V
POWER
= 2.05V, V
OUT
= 0V
V
CONTROL
= V
POWER
= 3.25V,
V
RIPPLE
= 1V
P-P
@ 120Hz, I
OUT
= 4A, C
ADJ
= 0.1µF
30ms Pulse, T
A
= 25¡C
V
POWER
= 2.05V, I
OUT
= 100mA
V
POWER
= 2.05V, I
OUT
= 1A
V
POWER
= 2.05V, I
OUT
= 2.75A
V
POWER
= 2.05V, I
OUT
= 4A
V
POWER
= 2.05V, I
OUT
= 7A
V
CONTROL
= 2.75V, I
OUT
= 100mA
V
CONTROL
= 2.75V, I
OUT
= 1A
V
CONTROL
= 2.75V, I
OUT
= 2.75A
V
CONTROL
= 2.75V, I
OUT
= 4A
V
CONTROL
= 2.75V, I
OUT
= 7A
Freq = 10Hz to 10kHz, T
A
= 25¡C
1.234
(-1.5%)
1.253
.02
.04
5
6
30
33
60
60
1.272
(+1.5%)
.20
.20
10
10
60
70
180
120
V
%
%
mA
mA
mA
mA
mA
µA
A
A
dB
%/W
Adjust Pin Current
Current Limit
Short Circuit Current
Ripple Rejection
(Note 3)
Thermal Regulation
V
CONTROL
Dropout Voltage
(Minimum V
CONTROL
-V
OUT
)
(Note 4)
7.1
5.0
60
10.0
9.0
80
0.002
1.00
1.00
1.00
1.00
1.10
.10
.15
.20
.26
.35
0.003
0.5
1.15
1.15
1.15
1.15
1.25
.15
.20
.30
.40
.65
V
V
V
V
V
V
V
V
V
V
%V
OUT
%
V
POWER
Dropout Voltage
(Minimum V
POWER
-V
OUT
)
(Note 4)
RMS Output Noise
Temperature Stability
Thermal Shutdown (Note 5)
Thermal Shutdown Hysteresis
V
CONTROL
Supply Only
Output Current
150
V
CONTROL
= 13V, V
POWER
not connected,
V
ADJUST
= V
OUT
= V
SENSE
= 0V
180
210
25
50
¡C
¡C
mA
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
