参数资料
型号: L6258
厂商: STMICROELECTRONICS
元件分类: 运动控制电子
英文描述: STEPPER MOTOR CONTROLLER, 1.5 A, PDSO36
封装: ROHS COMPLIANT, SOP-36
文件页数: 31/32页
文件大小: 364K
代理商: L6258
Block diagram
L6258
8/32
Doc ID 4588 Rev 10
Figure 3.
Thermal characteristics
Table 4.
Electrical characteristics
(VS = 40V; VDD = 5V; Tj = 25°; unless otherwise specified.)
Parameter
Description
Test condition
Min.
Typ.
Max.
Unit
VS
Supply voltage
12
34
V
VDD
Logic supply voltage
4.75
5.25
V
VBOOT
Storage voltage
VS = 12 to 40V
VS+6
VS+12
V
VSense
Max drop across sense
resistor
1.25
V
VS(off)
Power off reset
Off threshold
6
7.2
V
VDD(off)
Power off reset
Off threshold
3.3
4.1
V
IS(on)
VS quiescent current
Both bridges ON, no
load
15
mA
IS(off)
VS quiescent current
Both bridges OFF
7
mA
IDD
VDD operative current
15
mA
Conditions
Power Dissipated
(W)
T Ambient
(C)
Thermal J-A resistance
(C/W)
5.3
70
15
4.0
70
20
2.3
70
35
pad layout + ground layers + 16 via hol
PCB ref.: 4 LAYER cm 12 x 12
pad layout + ground layers
PCB ref.: 4 LAYER cm 12 x 12
pad layout + 6cm2 on board heat sink
PCB ref.: 2 LAYER cm 12 x 12
D02IN1370
0
2
4
6
8
15C/W
20C/W
35C/W
10
12
20
40
60
80
100
120
140
160
Ambient Temperature (C)
Power
Dissipated
(W)
D02IN1371
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