参数资料
型号: 20-151-0178
厂商: Rabbit Semiconductor
文件页数: 51/162页
文件大小: 0K
描述: CABLE CONVERTER RS-232 TO USB
标准包装: 1
附件类型: USB 至 RS232 适配器
适用于相关产品: 基于 Rabbit 的板
产品目录页面: 619 (CN2011-ZH PDF)
其它名称: 20-151-0178-ND
316-1181
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
Q2A
Q1A
+K
+K
D1B (+K)
Digital Interface
Cell
R8AB
220 W
R10
470 W
I/O
Pin
D1B (GND)
VERSION 6.01
Sourcing Driver, 400 mA 24 V
Power On/Reset State: Off, high impendance
Table 4-16. Sourcing Driver 400 mA Characteristics
Symbol
Parameter
Note
Min
Typical
Max
Unit
DC
V S
Supply Voltage
0
24
V
V ON
I L
I O
I QH
I QL
On Voltage
Leakage Current
Output Current
High Level Quiescent Current
Low Level Quiescent Current
1
4, 5
4
V S - 0.4
20
1
-100
-0.4
V
uA
A
uA
uA
AC
t ON
t OFF
Turn On Time
Turn Off Time
2
3
244
82
nS
uS
Note 1: At I O Max
Note 2: From 0 V to 90% of V S Max at I O Max with resistive load
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
v1.04
cell v6.01
RabbitFLEX User’s Manual
45
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