BQ24700_14 Datasheet, PDF (26/32 Pages) Texas Instruments – NOTEBOOK PC BATTERY CHARGE CONTROLLER

bq24700, bq24701
ą
NOTEBOOK PC BATTERY CHARGE CONTROLLER
AND SELECTOR WITH DPM
SLUS452B – APRIL 2001 – REVISED NOVEMBER 2002
TYPICAL CHARACTERISTICS
1.250
ERROR AMPLIFIER REFERENCE
vs
JUNCTION TEMPERATURE
1.248
BYPASSED 5-V REFERENCE
vs
JUNCTION TEMPERATURE
5.06
5.05
5.04
1.246
5.03
1.244
1.242
1.240
–40 –20
0 20 40 60
80 100
TJ – Junction Temperature – _C
Figure 12
TOTAL SLEEP CURRENT
vs
JUNCTION TEMPERATURE
25
VBATTERY = 18 V
20
15
5.02
5.01
5.00
4.99
–40 –20
0 20 40 60
80 100
TJ – Junction Temperature – C
Figure 13
OSCILLATOR FREQUENCY
vs
JUNCTION TEMPERATURE
300
295
290
285
10
5
0
–40 –20
0 20 40 60
80 100
TJ – Junction Temperature – C
Figure 14
280
275
270
265
–40 –20
0 20 40 60
80 100
TJ – Junction Temperature – C
Figure 15
26
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265