u2402b ETC-unknow, u2402b Datasheet - Page 13

• Manufacturer Part Number: u2402b
• Description: Fast Charge Controller Nicd/nimh Batteries
• Manufacturer: ETC-unknow

TELEFUNKEN Semiconductors
Rev. A3, 14-Nov-96
Comparator or temperature control
Input current
Input voltage range
Threshold voltage
Charge break output
Output voltage
Output current
Battery detection
Analog-digital converter
Input current
Input voltage for reset
Input current for reset
Battery detection
Hysteresis
Mode select
Threshold voltage
Input current
Sync. oscillator
Frequency
Threshold voltage
Input current
Phase control
Ramp voltage
Ramp current
Ramp voltage range
Ramp discharge current
Synchronization
Minimum current
Maximum current
Zero voltage detection
Hysteresis
Charge stop criteria (function)
Positive gradient-turn-off
threshold
–
D
V-turn-off threshold
Parameters
High, I
Low, I
V
Conversion range
Full scale level
0.1 V
V
Maximum voltage
Maximum voltage
Test mode
Normal mode
Open
R = 150 k
C = 10 nF
High level
Low level
R
V
V
f
osc
ö
9
Batt
sync
sync
Test Conditions / Pins
= 1 V
= 270 k
= 800 Hz
y
v
v
= 0 V
9
9
= 0 mA
= 4 mA
5 V
V
80 mV
W
Batt
W
v
Pins 7 and 8
Pins 7 and 8
Pin 8
Pin 16
4.5 V
Pin 10
Pin 9
Pin 12
Pin 13
Pin 18
Pin 10
Symbol
d
D
– I
– I
– I
V
V
V
–
V
V
2
V
V
V
I
I
V
f
V
V
V/dt
V
V
V
I
I
I
I
Batt
7, 8
T(H)
T(L)
I
osc
sync
D
Batt
Batt
7, 8
12
13
16
17
hys
sync
sync
hys
Batt
9
12
16
17
8
9
Batt
V
2
Min.
– 0.5
– 0.5
3.85
3.85
8.4
4.8
2.9
3.3
10
80
20
10
15
83
0
0
8
0
0
0
4.3
2.2
Typ.
800
100
5.0
4.8
15
15
12
"
"
3%
3%
U2402B
Max.
4.15
100
120
100
135
0.5
4.0
0.5
5.3
4.7
0.5
3.9
35
30
5
5
8
2
13 (17)
mV/min
Unit
mV
mA
mV
mV
mA
mV
mV
mV
m
m
m
mA
m
mA
m
m
Hz
V
V
V
V
V
V
V
V
V
A
A
A
A
A
A
2