IC-JE Datasheet, PDF (5/9 Pages) IC-Haus GmbH – PWM RELAY/SOLENOID DRIVER

iC-JE
PWM RELAY/SOLENOID DRIVER
Rev F1, Page 5/9
ELECTRICAL CHARACTERISTICS
Operating Conditions: VB = 10...45 V, LOUT = 0.01...10 H, RSET = 10...60 kΩ, Tj = -25...125 °C, unless otherwise noted.
LED connected or pin LED linked to GND (via ca. 500 Ω resistor or capacitor).
Item Symbol Parameter
No.
Conditions
Tj Fig.
Unit
°C
Min. Typ. Max.
309 Ton
Thermal Lock-on Threshold
Decreasing temperature
110 120 130 °C
310 Thys
Thermal Shutdown Hysteresis Thys = Toff − Ton
10
20
30
°C
311 f()
Flash Frequency on Error
ERR = hi or PWMOK = 0,
VB = 6...45 V
1.8 2.4 3.6
Hz
Reference ISET
401 V()
Reference Voltage
1.14 1.20 1.26
V
402 Isc()
Short-Circuit Current
V(ISET) = 0 V
-2.5 -1.8 -0.3 mA
403 K1
Transfer Value for Energising I(OUT)start = 60...300 mA
Current RSET = K1 / I(OUT)start
1 2900 3400 3900 AΩ
404 CRrel
Relative Current Ratio
It(OUT)hold / It(OUT)start
(Trigger Thresholds Ratio:
Hold vs. Energise Mode)
I(OUT)start = 60...300 mA
1
63
66
71
%
405 K2
Transfer Value for Hold Current I(OUT)hold = 40...200 mA
RSET = K2 / I(OUT)hold
1930 2315 2700 AΩ
Oscillator
501 fosc
Oscillator Frequency
1
60
80 120 kHz
Turn-on Current Control
601 tpPWMlo Hold Mode Propagation Delay PWMOK = 1 before tpPWMlo
65 100 135 ms
ELECTRICAL CHARACTERISTICS: Diagrams
V(IN)
Energise Mode
Vt(IN)hi
V(OUT)
Hold Mode
Turn−off
Vt(IN)lo
Time
VB
GND
I(LOUT)
It(OUT)start
It(OUT)hold
1/fosc
twon(OUT)min
tmag
tpPWMlo
tdmag
Figure 1: Operation modes: energise mode, hold mode and turn-off
t_mag
≈
It(OUT )_start × LOUT
VB
t_dmag
≈
It(OUT )_hold × LOUT
V_c(OUT − VB)_hi
Time
Time
(1)
(2)