PBL3770A Datasheet, PDF (2/8 Pages) Ericsson – High Performance Stepper Motor Drive Circuit

PBL 3770A
Maximum Ratings
Parameter
Voltage
Logic supply
Motor supply
Logic inputs
Comparator input
Reference input
Current
Motor output current
Logic inputs
Analog inputs
Temperature
Operating junction temperature
Storage temperature
Pin no. [DIL package]
6
3, 14
7,8,9
10
11
1, 15
7,8,9
10,11
Recommended Operating Conditions
Parameter
Logic supply voltage
Motor supply voltage
Motor output current
Junction temperature
Rise time logic inputs
Fall time logic inputs
Symbol
V_CC
V_MM
I
M
T_J
t_r
t_f
Symbol
V
CC
V_MM
V_I
V_C
V_R
I
M
I_I
I_A
T
J
T
s
Min
4.75
10
-1500
-20
Min
0
0
-0.3
-0.3
-0.3
-1800
-10
-10
-40
-55
Typ
5
Max
Unit
7
V
45
V
6
V
V_CC
V
15
V
+1800 mA
mA
mA
+150
°C
+150
°C
Max
Unit
5.25
V
40
V
+1500 mA
+125
°C
2
µs
2
µs
I _CC
I _I I_IH I_IL
I_A
Phase 8
I
7
1
I₀
9
V_{R 11}
V_CC
6 [18]
Schmitt
Trigger
Time
Delay
1
≥1
&&&&
≥1
V_MM
3
V_MM
14
≥1
≥1
I _MM
15 ^M A
IM IOL
1 ^MB
V_CC
V_I
V_A
V _IH
V
R
V _IL
+
–
+
–
GND
4, 5,
12, 13
I_C
I_A
V_C
+
–
Current Sensor
10
C
1k
R_C
820 pF
C_C
Output Stage
Monostable
t _off = 0.69 • R_T• C_T
2
16
T
E
PBL 3770A
V_E
56 k
820 pF 0.5
R_T C_T
R_S
Pin no. refers
to DIL-package
V_M
V
MA
V_MM
Figure 2. Definition of symbols.
2