CS5106
Electrical Characteristics: T
J
= -40¡C to 125¡C, V
SS
= 9 to 16V, V
5REF
I
LOAD
= 2mA, SYNC
OUT
Free Running, unless other-
wise specified. For All Specs: UVSD=6V, OVSD = 0V, ENABLE = 0V, I
LIM(1,2)
= 0,V
FB(1,2)
= 3V,R
FADJ
= R
DLYSET
= 27.4k�½.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Bias Supply Error Amplifier: continued
Output Low Sink Current
V
SS
> 12.6V. Measure OAOUT sink
current when OAOUT = 2.5V.
V
SS
Set Point
Adjust V
SS
until OAOUT goes low.
Large Signal Gain
(GBD)
Unity Gain Bandwidth
(GBD)
Common Mode Input Range
(GBD)
s
V
SS
Voltage
V
SS
Reset Voltage
Toggle ENABLE between Gnd & V
CC
,
then adjust V
SS
from 2.0V-0.8V until
OAOUT goes high.
3.0
11.60
15.00
1.00
20.0
12.25
1.00
50.0
12.80
mA
V
V/mV
MHz
V
2.00
1.00
1.40
1.80
V
s
Undervoltage Lockout
UVSD Turn On
Threshold Voltage
UVSD Turn Off Threshold
Voltage
Hysteresis
UVSD Input Bias Current
Adjust UVSD from 4.7V-5.3V
until GATE 1, 2 goes high.
Adjust UVSD from 5.1V-4.3V
until GATE 1, 2 goes low.
Turnon - Turnoff
Set UVSD=0V. Measure Current
out of UVSD lead.
4.80
4.45
0.20
5.00
4.70
0.27
0.20
5.10
4.95
0.40
0.50
V
V
V
µA
s
Overvoltage Lockout
OVSD Threshold Voltage
OVSD Input Bias Current
s
ENABLE & PROGRAM
ENABLE Lead Output Current
PROGRAM Lead Output
Current
PROGRAM Threshold
Voltage
ENABLE Threshold Voltage
Adjust OVSD from 4.7V-5.3V
until GATE 1, 2 goes low.
Set OVSD=0V. Measure Current out
of OVSD lead.
4.85
5.00
0.20
5.15
0.50
V
µA
Measure current out of
ENABLE when ENABLE = 0V.
Measure current out of
PROGRAM when PROGRAM = 0V.
ENABLE = Gnd. Adjust
PROGRAM from 1.0V - 1.8V
until GATE 1, 2 goes high.
PROGRAM = Gnd.
Adjust ENABLE from 1.0V - 1.8V
until GATE 1, 2 goes high.
100.0
20.0
1.20
266.0
60.0
1.40
500.0
100.0
1.60
µA
µA
V
1.20
1.40
1.60
V
s
Output Undervoltage Delay
OUVDELAY Charging
Current
OUVDELAY Latchoff Voltage
OUVDELAY Set Current
V
FB1
Charge Threshold
V
FB2
Charge Threshold
Set OUVDELAY = 1V, V
FB1
= 4.4V
Measure OUVDELAY I
CHARGE
.
Toggle ENABLE between Gnd & V
CC
,
then adjust OUVDELAY from
4.7V - 5.3V until GATE 1, 2, goes low.
OUVDELAY = VOCLO + 50mV
Measure current into OUVDELAY.
V
SS
=1V. Toggle ENABLE between
Gnd & V
CC
, adjust V
FB1
from 3.8V - 4.6V
until GATE 1, 2 goes low.
V
SS
= 1V. Toggle ENABLE between
Gnd & V
CC
, adjust V
FB2
from 3.8V - 4.6V
until GATE 1, 2 goes low.
4
7.50
4.80
10.00
5.00
12.50
5.20
µA
V
0.50
4.05
4.22
1.00
4.40
mA
V
3.90
4.15
4.35
V
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
