CS2516 Datasheet, PDF (2/6 Pages) Cherry Semiconductor Corporation – Pulse-Load Battery Monitor

Absolute Maximum Ratings
Supply Voltage (V_CC).........................................................................................................................................................0 to 14V
R_p Input Voltage ............................................................................................................................................................-0.5 to V_CC
SENSE, C_T, 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: V_CC = 9V, R_p = 9.1 M½, C_T = 4.7µF, Cpw = 0.1µF, Rpw = 10M½,
0¡ ² T_A ² 85¡ unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
s V_CC
Operating Voltage
Standby Current
9
12
4
10
UNIT
V
µA
s Cycle Timer
Charge Current
Discharge Current
Discharge Impedance
Upper Charge Threshold
Lower Charge Threshold
Lower Discharge Threshold
V_CT=0V, 6V²V_CC²12V
2V ² V_CT < 7.5V
V_CT= 8.8V
V_CT= 2.0V
4.6V < V_CT< 8.0V
-0.48µA < I_CT < -1.70µA
-0.48µA < I_C < -1.70µA
1.1mA < I_C< 25mA
s Load Switch
ÒONÓ Voltage
ÒOFFÓ Current
I_{Load Switch} = 50mA
V_{Load Switch} = 12V
s Sense Input
Threshold Voltage
Threshold Temp Coefficient
Active Impedance
0¡C < T_A < 85¡C
-1.70
-0.77
8.0
1.1
7.0
0.5
2.0
-1.20
-0.74
20.0
3.0
440
8.0
1.0
4.6
0.3
6.3
6.7
150
5.0
8.5
-0.48
-0.71
25.0
3.6
9.0
3.0
6.0
µA
µA
mA
mA
½
V
V
V
0.5
V
1.0
µA
7.1
V
ppm/¡C
12.0
k½
s Pulse Stretcher
Source Current
Schmitt Upper Threshold
Hysteresis
Input Bias Current
s Output Switch
ÒONÓ Voltage
ÒOFFÓ Current
V_SENSE = 6.3V, V_PW = 0V
V_CC=V_SENSE=6.3V, V_PW = 0V
V_SENSE=7.1V, V_PW=1.2V
V_PW = 3V; I_OUT = 15mA
V_PW = 0V; V_OUT = 12V
-950
-550
-300
-250
2.25
2.50
0.60
1.00
0.1
-250
µA
-200
µA
2.75
V
1.40
V
1.00
µA
0.5
V
1.0
µA
2