Section 4
– Technical Data
TOELLNER Electronic Instrumente GmbH
18
4.
Technical data
Note
The technical data are based on a warm-up time of at least 30 minutes under constant
conditions and a reference temperature of 23°C ±1°C.
4.1
Technical data TOE 9261
Model
TOE 9261-50
TOE 9261-100
Input voltage
Power switch
0 - 60 V
0 - 60 V
Signal line switches
0 - 60 V
0 - 60 V
Load current
Power switch, longitudinal path
Continuous current
0 - 50 A
0 - 100 A
Peak current
300 A
300 A
Power switch, branch path
Continuous current
0 - 50 A
0 - 100 A
Peak current
300 A
300 A
Signal line switches
0 - 2 A
0 - 2 A
Voltage drop
Power switch, longitudinal path
< 0.2 V
at 50 A
< 0.3 V
at 100 A
Power switch, branch path
< 0.2 V
at 50 A
< 0.3 V
at 100 A
Signal line switches
< 0.4 V
at 2 A
Switching frequency f
MAX
100 kHz
Power switch switching times
Rise time t
r
with reference resistor 1
Ω
With connected input buffer capacitor
Without buffer capacitor, input cable 0.50 m twisted
Without buffer capacitor, input cable 1.20 m twisted
Rise time t
r
with reference resistor 100
Ω
With or without input buffer capacitor,
input cable
≤
1.2 m twisted
< 0.5 µs
< 1.2 µs
< 2.0 µs
< 0.5 µs
Fall time t
f
with reference resistor 1
Ω or 100 Ω
With or without input buffer capacitor,
input cable ≤ 1.2 m twisted
< 0.5 µs
PWM operation of power switch
Operating duration
With load current
≤
50 A
With load current > 50
A …
≤
100 A
(automatic switch-off at
overload)
No limitation
--
No limitation
Typ. 5 min
Switching frequency
With duty cycle 50 %, input cable 0.50 m twisted
With input voltage 14 V
With input voltage 40 V
DC up to 100 kHz
DC up to typ. 20 kHz
(
2.4.11 PWM operation of a consumer)
Switching times for signal line switches
Rise time t
r
With 1
Ω load, V
IN
= 2 V
With 1
kΩ load
< 2.5 µs
< 0.1 µs
Fall time t
f
With 1
Ω load, V
IN
= 2 V
With 1
kΩ load
< 1.5 µs
< 6.5 µs
