TEA1104 Philips Semiconductors, TEA1104 Datasheet - Page 9

• Manufacturer Part Number: TEA1104
• Description: Cost effective battery monitor and fast charge IC for NiCd and NiMH chargers
• Manufacturer: Philips Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
1996 Feb 26
Supply
V
V
V
V
I
I
V
V
TC
I
Temperature related input; NTC
V
V
V
I
Output drivers
V
I
Battery monitor
I
V
T
Protections; BAT
V
V
Oscillator
k
f
P
start
Rref
NTC
LI(LED)
i(bat)
osc
P
SYMBOL
LED
V
V
j
P
clamp
start
pd
S
Rref
i(co)
i(co; max)
i(co; min)
LED(sat)
bat
bat(l)
bat(h)
Cost effective battery monitor and fast
charge IC for NiCd and NiMH chargers
= 10 V; T
P
bat
Vref
/ t
/V
bat
amb
supply voltage
supply voltage start rate
clamping voltage
start-up voltage
power-down voltage level
supply current
start-up current
stabilized voltage
voltage range at reference resistor
temperature coefficient of the
reference voltage
current range of the reference
resistor
input voltage level for detecting
temperature cut-off
maximum input voltage level for
detecting temperature cut-off
minimum input voltage level for
detecting temperature cut-off
input current
LED pulse duty factor
LED saturation voltage
LED input leakage current
input battery current
voltage range for peak detection
peak detection level with respect to
top level
temperature range of peak
detection
low level battery protection voltage
high level battery protection voltage
correction factor
frequency range
= 25 C; R
PARAMETER
ref
= 33 k ; C
OSC
= 1 nF; unless otherwise specified.
I
outputs off
V
I
I
T
V
I
V
V
V
clamp
S
Rref
LED(sat)
amb
P
NTC
LED
bat
bat
= 1 mA
= 4 V
CONDITIONS
= 20 A
= 2.4 V
= 2 V
= 0 to 45 C
= 15 V
= 1.5 V
= 25 mA
9
= 15 mA
5.45
11.5
6.1
4.65
4.03
1.18
10
0.75
0.92
1.85
2.4
0.81
0
3.5
0.84
10
5
MIN.
TEA1104; TEA1104T
6.4
5.05
45
4.25
1.25
0.81
1.0
2.0
2.5
1
0.25
0.81
3.6
0.93
60
TYP.
Objective specification
11.5
0.5
12.8
6.7
5.45
3
50
4.46
1.31
100
0.87
1.08
2.15
+5
2.6
600
5
3.6
50
0.91
4.5
1.02
100
120
MAX.
V
V/ s
V
V
V
mA
V
V
ppm/K
V
V
V
%
mV
nA
V
%
V
V
kHz
C
UNIT
A
A
A
A