User`s manual

RabbitFLEX User’s Manual www.rabbit.com 45
4.3.11.3 Sourcing Driver 400 mA
This section presents the circuit schematic and the characteristics for the 400 mA sourcing driver. Note
that it has diode protection. This driver sources from the user-supplied +K pin and can handle up to 24 V.
Figure 4-18 Sourcing Driver 400 mA Circuit Schematic
Power On/Reset State: Off, high impendance
Table 4-16. Sourcing Driver 400 mA Characteristics
Sourcing Driver, 400 mA 24 V
+K
R10
470 W
+K
220 W
VERSION 6.01
I/O
Pin
Digital Interface
Cell
D1B (+K)
D1B (GND)
Q1A
Q2A
R8AB
Symbol Parameter Note Min Typical Max Unit
V
S
Supply Voltage 0 24 V
V
ON
On Voltage 1
V
S
- 0.4
V
I
L
Leakage Current -100 uA
I
O
Output Current -0.4 A
I
QH
High Level Quiescent Current 4, 5 20 uA
I
QL
Low Level Quiescent Current 4 1 uA
t
ON
Turn On Time 2 244 nS
t
OFF
Turn Off Time 3 82 uS
Note 1: At I
O
Max
v1.04
Note 2: From 0 V to 90% of V
S
Max at I
O
Max with resistive load
cell v6.01
Note 3: From V
S
Max to 10% of V
S
Max at 10 mA with resistive load
Note 4: From PowerCore Supply5
Note 5: External +K source supplies additional 10 mA quiescent current
DC
AC