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参数资料
| 型号： | LB8655T |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO24 |
| 封装： | 0.225 INCH, TSSOP-24 |
| 文件页数： | 2/5页 |
| 文件大小： | 53K |
| 代理商： | LB8655T |
LB8655T
No.8084-2/5
Allowable Operating Range at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
VB
(*2)
2.0 to 10
Source Voltage Range
VCC
2.0 to 10
V
Input Pin High Level Voltage
VINH
MD1, 2, IN1, 2, EN, INA, B
1.8 to 10
V
Input Pin Low Level Voltage
VINL
MD1, 2, IN1, 2, EN, INA, B
-0.3 to 0.4
V
Constant Voltage Setting Input Range
VOC
VC
-0.1 to VB
V
(*2) No restriction on priority among applied voltages of VB (Battery power source),
VCC (step-up power source) and VIN (CPU power source).
Example1 : VB = 3.3V, VCC = 4.0V, VIN = 5.0V
Example2 : VB = 3.3V, VIN = 5.0V
Electrical Characteristics at Ta = 25
°C, VB = VCC = 3V, Rf = 1
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Standby Current Consumption
ICC0
VB = VCC = 8.0V MD1 to 3, IN1 to 4 = L
0.1
5.0
A
ICC1
AF mode IN1 = H (2 phase excitation)
24
32
ICC2
AF mode IN1 = H (1 phase excitation)
14
21
ICC3
SH mode IN1 = L
40
52
VCC Operating Current Consumption
ICC4
SH mode IN1 = H RILM = 2k
16
20
mA
VB Operating Current Consumption
IB
ZOOM mode INA = H
8
15
mA
Reference Voltage
Vref
Iref = -500
A
1.74
1.8
1.86
V
Reference Voltage start-up time
Tr
Design guaranteed
0.5
2.0
s
Input Pin Current
IIN
VIN = 5.0V
70
90
A
Overheat Protection Operation
Temperature
THD
Design guaranteed (*3)
160
180
200
°C
[Stepping motor driver for AF] (OUT2 to 3, OUT5 to 6)
Output Saturation Voltage 1
VSAT1
VCC = 3.3V, IO = 0.2A (upper and lower)
0.15
0.25
0.40
V
[AE driver] (OUT4 to 5)
Output Saturation Voltage 2
VSAT2
VCC = 3.3V, IO = 0.2A (upper and lower)
0.15
0.25
0.40
V
[SH driver] (OUT1 to 2)
Output Constant Current 1
IO1
OUT2
→OUT1 VCC = 3.0 to 3.7V, Rf = 0.53
203
215
227
Output Constant Current 2
IO2
OUT1
→OUT2 VCC = 4.2V RILM = 1.6k
162
180
198
mA
Output Saturation Voltage 3
VSAT3
VCC = 3.3V, IO = 0.2A (upper and lower)
0.2
0.3
0.45
V
[DC motor driver for ZOOM] (OUTA to B)
Output Constant Voltage
VO
VB = 3.0 to 3.7V, VC = 0.5V
2.41
2.53
2.65
V
Output Saturation Voltage 4
VSAT4
VB = 3.3V, IO = 0.3A (upper and lower)
0.20
0.35
0.45
V
Output Saturation Voltage 5
VSAT5
VB = 3.3V, IO = 0.3A (upper)
0.1
0.15
0.25
V
(*3) For the characteristic within the guaranteed temperature range, shipping check is performed at Ta = 25
°C.
For all temperature range, it is design guaranteed.
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