Absolute Maximum Ratings
Supply Voltage (VCC).........................................................................................................................................................0 to 14V
Rp Input Voltage ............................................................................................................................................................-0.5 to VCC
SENSE, CT, PW, Output and Load Switch....................................................................................................................-0.5 to 8V
Load Current...........................................................................................................................................................................50mA
Output Current ......................................................................................................................................................................30mA
Storage Temperature.................................................................................................................................................-40 to +150ûC
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
Electrical Characteristics: VCC = 9V, Rp = 9.1 M½, CT = 4.7µF, Cpw = 0.1µF, Rpw = 10M½,
0¡ ² TA ² 85¡ unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
■ VCC
Operating Voltage
Standby Current
9
4
12
10
V
µA
■ Cycle Timer
Charge Current
VC =0V, 6V²VCC²12V
-1.70
-0.77
-1.20
-0.74
-0.48
-0.71
µA
µA
2VT² VCT < 7.5V
Discharge Current
VCT= 8.8V
VCT= 2.0V
8.0
1.1
20.0
3.0
25.0
3.6
mA
mA
Discharge Impedance
4.6V < VCT< 8.0V
440
8.0
1.0
4.6
½
Upper Charge Threshold
Lower Charge Threshold
-0.48µA < ICT < -1.70µA
-0.48µA < IC < -1.70µA
7.0
0.5
2.0
9.0
3.0
6.0
V
V
V
Lower Discharge Threshold 1.1mA < IC< 25mA
■ Load Switch
ÒONÓ Voltage
ÒOFFÓ Current
ILoad Switch = 50mA
VLoad Switch = 12V
0.3
0.5
1.0
V
µA
■ Sense Input
Threshold Voltage
6.3
5.0
6.7
150
8.5
7.1
V
Threshold Temp Coefficient 0¡C < TA < 85¡C
Active Impedance
ppm/¡C
k½
12.0
■ Pulse Stretcher
Source Current
VSENSE = 6.3V, VPW = 0V
CC=VSENSE=6.3V, VPW = 0V
-950
-300
-550
-250
-250
-200
µA
µA
V
Schmitt Upper Threshold
Hysteresis
2.25
0.60
2.50
1.00
2.75
1.40
1.00
V
V
Input Bias Current
VSENSE=7.1V, VPW=1.2V
µA
■ Output Switch
ÒONÓ Voltage
V
PW = 3V; IOUT = 15mA
0.1
0.5
1.0
V
ÒOFFÓ Current
VPW = 0V; VOUT = 12V
µA
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
