U6084B
Parameters
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
Battery overvoltage detection
Pin 2
Stage 1:
– on
– off
– on
– off
V
V
18.3
16.7
25.5
19.5
20.0
18.5
28.5
23.0
21.7
20.3
32.5
26.5
V
V
V
Batt
Stage 2:
Batt
Stabilized voltage
Short-circuit protection
I = 30 mA
S
Pin 16
Pin 12
V
18.5
20.0
21.5
Z
Short-circuit current limita-
tion
Short-circuit detection
V
V
= V – V
V
85
100
120
mV
T1
S
12
T1
= V – V
V
T2
75
3
90
10
105
30
mV
mV
T2
S
12
VT1 – VT2
Delay timer short circuit detection
Pin 11
Switched off threshold
Charge current
Dicharge current
Capacitance current
Output short-circuit latch
Saturation voltage
Voltage doubler
V
= V – V
V
T11
9.5
13
9.8
23
3
10.1
V
A
A
T11
S
11
I
ch
I
dis
I = I – I
5
I
20
27
mA
ch
dis
5
Pin 9
I = 100 A
9
V
sat
150
350
mV
Pin 13
Voltage
Oscillator frequency
Internal voltage limitation
Duty cycle 100%
= 5 mA
V
2 V
S
280
26
13
f
400
27.5
520
30.0
kHz
V
13
I
V
V
13
13
(whichever is lower)
(V
)
(V
)
(V
)
13
S+14
S+15
S+16
Gate output
Pin 14
Voltage
Low level
V
14
0.35
0.70
0.95
V
V
Batt
= 16.5 V,
1.5 *)
T
amb
= 110 °C, R = 150
3
High level,
duty cycle 100%
V
V
13
14
14
Current
V
14
= Low level
I
1.0
mA
V14 = High level, I13 > | I14
Pin 2
|
–1.0
Enable/ Disable
Current
Duty cycle reduction
Z-voltage
Oscillator
Frequency
V = 0 V
I
–20
6.9
–40
7.4
–60
8.0
A
V
2
2
Pin 4
Pin6
I = 500 A
4
V
4
f
10
2000
0.72
Hz
Threshold cycle
Upper
0.68
0.7
VT100
VS
1
V14
V14
3
High,
Low,
1
0.65
0.26
0.67
0.28
0.69
0.3
VT
2
100
2
VS
VTL
VS
3
Lower
Oscillator current
V
Batt
= 12 V
I
26
40
54
A
osc
Frequency tolerance
C open, C = 470 nF,
f
6.0
9.9
13.5
Hz
4
2
duty cycle = 50%
*)
Reference point is battery ground.
TELEFUNKEN Semiconductors
5 (8)
Rev. A1, 14-Feb-97
TEMIC [ TEMIC SEMICONDUCTORS ]
