参数资料
型号: ATA6838C-PXQW
厂商: Atmel
文件页数: 15/18页
文件大小: 0K
描述: IC DVR HEX HALF BRIDGE 24QFN
标准包装: 6,000
类型: 半桥,高端/低端
输入类型: 串行
输出数: 6
导通状态电阻: 1 欧姆
电流 - 输出 / 通道: 950mA
电流 - 峰值输出: 1.25A
电源电压: 7 V ~ 40 V
工作温度: -40°C ~ 150°C
安装类型: 表面贴装
封装/外壳: 24-VQFN 裸露焊盘
供应商设备封装: 24-QFN 裸露焊盘(5x5)
包装: 带卷 (TR)
其它名称: ATA6838C-PXQW-ND
10.
Application Circuit
Figure 10-1. Application Circuit
S
O
H
L
H
L
H
L
H
L
H
L
H
L
S
VS
VCC
S
I
C
T
L
D
S
6
S
6
S
5
S
5
S
4
S
4
S
3
S
3
S
2
S
2
S
1
S
1
R
R
BYT41D
U5021M Enable
VS
Vbatt
Watchdog
Input register
Ouput register
Serial interface
Charge
+
24V
pump
GND
P
S
I
N
S
C
H
S
L
S
H
S
L
S
H
S
L
S
H
S
L
S
H
S
L
S
H
S
L
S
T
P
DI
F
H
D
6
6
5
5
4
4
3
3
2
2
1
1
GND
GND
CLK
GND
CS
UV
VCC
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
protection
INH
Control
VCC
VCC
DO
logic
Power on
reset
+
5V
GND
VCC
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
Fault
Detect
GND
Thermal
protection
GND
GND
OUT1
M
OUT2
M
OUT3
M
OUT4
M
OUT5
M
OUT6
10.1
Application Notes
Connect the blocking capacitors at V CC and V S as close as possible to the power supply and GND pins.
Recommended value for capacitors at V S :
Electrolytic capacitor C > 22μF in parallel with a ceramic capacitor C = 100nF.
Value for electrolytic capacitor depends on external loads, conducted interferences and reverse-conducting current IHSX
(see Section 4. “Absolute Maximum Ratings” on page 8 ).
Recommended value for capacitors at VCC:
Electrolytic capacitor C > 10μF in parallel with a ceramic capacitor C = 100nF.
To reduce thermal resistance, place cooling areas on the PCB as close as possible to GND pins and to the die paddle in
QFN24.
The sense pins OUTx SENSE can either be left open or can be connected to the adjacent OUTx pin. Never use the
sense pins OUTx SENSE as power outputs.
Atmel ATA6838C [DATASHEET]
9237F–AUTO–05/12
15
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