Features: ` Internal frequency-to-voltage converter` Externally-controlled integrated amplifier` Overload limitation with a fold back characteristic` Optimized soft-start function` Tacho monitoring for shorted and open loop` Automatic retriggering switchable` Triggering pulse typ. 155 mA` Voltag...
U211B3: Features: ` Internal frequency-to-voltage converter` Externally-controlled integrated amplifier` Overload limitation with a fold back characteristic` Optimized soft-start function` Tacho monitorin...
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` Internal frequency-to-voltage converter
` Externally-controlled integrated amplifier
` Overload limitation with a "fold back" characteristic
` Optimized soft-start function
` Tacho monitoring for shorted and open loop
` Automatic retriggering switchable
` Triggering pulse typ. 155 mA
` Voltage and current synchronization
` Internal supply-voltage monitoring
` Temperature reference source
` Current requirement 3 mA
Parameters |
Symbol |
Value |
Unit |
Current requirement Pin 3 t 3 10 s |
IS |
30 |
mA |
is |
100 | ||
Synchronization current Pin 1 Pin 17 t 3 10s Pin 1 t 3 10s Pin 17 |
IsyncI |
5 |
mA |
IsyncV |
5 | ||
±iI |
35 | ||
±iV |
35 | ||
f/V converter Pin 8 | |||
Input current II 3 mA t < 10 s |
II |
3 |
mA |
±ii |
13 | ||
Load limiting Pin 14 | |||
Limiting current, neg. half wave t < 10 s |
II |
5 |
mA |
35 | |||
Input voltage Pin 14 Pin 15 |
±Vi |
1 |
V |
VI |
| V16| to 0 | ||
Phase control | |||
Input current Pin 12 |
VI |
0 to 7 |
V |
Input current Pin 12 Pin 6 |
±II |
500 |
A |
-II |
mA | ||
Soft-start | |||
Input voltage Pin 13 |
VI |
| V16| to 0 |
V |
Pulse output | |||
Reverse voltage Pin 4 |
VR |
VS to 5 |
V |
Pulse blocking | |||
Input voltage Pin 18 |
VI |
| V16| to 0 |
V |
Amplifier | |||
Input voltage Pin 11 Pin 9 open Pin 10 |
VI |
0 to VS |
V |
VI |
|V16| to 0 | ||
Reference voltage source | |||
Output current Pin 16 |
Io |
7.5 |
mA |
Junction temperature |
Tj |
125 |
°C |
Ambient temperature |
Tamb |
10 to +100 |
°C |
Storage temperature |
Tstg |
40 to +125 |
°C |
The integrated circuit U211B2/ B3 is designed as a phase control circuit in bipolar technology with an internal frequency- voltage converter. Furthermore, it has an internal ontrol amplifier which means it can be used for speedregulated motor applications.
U211B2/ B3 has an integrated load limitation, tacho monitoring and soft-start functions, etc. to realize sophisticated motor control systems.