U2010B
| Model | U2010B |
| Description | Phase Control Circuit for Current Feedback |
| PDF file | Total 12 pages (File size: 204K) |
| Chip Manufacturer | TEMIC |
U2010B
Electrical Characteristics
V
S
+
–13 V, T
amb
= 25°C, reference point Pin 10, unless otherwise specified
Test Conditions / Pins
Pin 11
–I
S
= 3.5 mA
–I
S
= 30 mA
–V
S
= 13.0 V
(Pins 1, 2, 8 and 15 open)
Pin 8
I
L
= 10
m
A
I
L
= 2.5 mA
I
S
= 2.5 mA
I
S
= 10
m
A
Pin 11
Symbol
–V
S
–I
S
Min.
14.5
14.6
Typ.
Max.
16.5
16.8
3.2
Unit
V
mA
Parameters
Supply
Supply voltage limitation
Current requirement
Reference voltage source
Reference voltage
Temperature coefficient
–V
Ref
TC
VRef
8.6
8.4
8.9
8.8
–0.004
+0.006
11.3
9.2
9.1
V
%/K
Voltage monitoring
Turn-on threshold
–V
Son
Phase control – synchronization
Pin 15
Input current
Voltage sync.
I
syncV
Voltage limitation
I
L
= 2 mA
V
syncV
Input current
Current sync.
Pin 16
I
syncI
Reference ramp,
figure 4
Charging current
Pin 14
–I
ϕ
Start voltage
Pin 3
–V
max
Temperature coefficient of
Pin 3
TC
R
start voltage
Final voltage
Pin 3
–V
min
R
ϕ
−
reference voltage
I
ϕ
=
10 m
Α
Pins 14 and 11
V
Rϕ
Temperature coefficient
I
ϕ
=
10 m
Α
Pin 14
TC
VRϕ
I
ϕ
=
1 m
Α
Pulse output current
V
16
= – 1.2 V, figure 5, Pin 16
I
0
Output pulse width
V
S
= V
limit,
t
p
C
3
= 3.3 nF, figure 6, Pin 16
Automatic retriggering
Repetition rate
I
15
150
m
A
t
pp
Threshold voltage
Pin 16
V
I
Soft start,
figure 7 and 8
Pin 7
Starting current
V
7
= V
8
–I
0
Final current
V
7–10
= –1V
–I
0
Discharge current
+I
0
Output current
Pin 4
+I
0
Supply voltage compensation,
figure 9
Pin 15
Transfer gain
I
15
/ I
5
Pin 15/5
G
i
(Pins 1 and 2 open)
Output offset current
V
(R6)
= V
15
= V
5
= 0
I
0
Load current detection,
R
1 =
R
2
= 3 k
W
, V
15
= 0, V
5
= V
6
= V
8,
figure 10
Transfer gain
I
5
/150 mV, I
6
/150 mV
G
I
Output offset currents
Pin 5, Pin 6 - 8
–I
0
Reference voltage
I
1
, I
2
= 100
m
A Pins 1 and 2
–V
Ref
Shunt voltage amplitude
see figure 2
V
(R6)
12.3
2
9.0
30
100
2.05
V
mA
V
m
A
"
"
"
"
0.15
8.0
3
1
1.85
8.5
1.95
m
A
V
%/K
V
%/K
mA
m
s
–0.003
(V
8
200 mV)
0.96
1.02
1.10
0.03
0.06
100
125
150
30
"
w
"
3
20
5
15
0.5
0.2
14
5
7.5
60
15
40
2
t
p
mV
10
25
m
A
m
A
mA
mA
17
20
2
"
m
A
m
A/mV
m
A
mV
mV
"
0.28
0
300
0.32
3
0.37
6
400
250
6 (12)
TELEFUNKEN Semiconductors
Rev. A1, 28-May-96
