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参数资料
| 型号： | LB1988N |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 1.2 A, PDIP30 |
| 封装： | SDIP-30 |
| 文件页数： | 2/9页 |
| 文件大小： | 92K |
| 代理商： | LB1988N |
No. 6185-2/9
LB1988N
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage 1
VCC
8 to 13.8
V
Supply voltage 2
VCCL
8 to 13.8
V
Supply voltage 3
VREG
4 to 6
V
Allowable Operating Ranges at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage 1
ICC
VC = 0 V, XIN = YIN = 0 V
6.5
10
mA
Supply voltage 2
ICCL
VC = 0 V, XIN = YIN = 0 V
1
mA
Supply voltage 3
IREG
VC = 0 V, XIN = YIN = 0 V
6.5
10
mA
Output saturation voltage 1
VOSAT1IO = 0.4 A, source + sink
1.4
2.0
V
Output saturation voltage 2
VOSAT2IO = 0.8 A, source + sink
1.8
2.6
V
MC pin common-mode input voltage range
VIC
0VCC – 2
V
VC pin input bias current
IVC
VC = 0 V
–2
–1
A
Control start voltage
VTHVC
VRF = 10 mV
2.4
2.5
2.6
V
Closed loop control gain
GMVC
RF = 0.5
0.75
0.95
1.15
A/V
PCOUT output current 1
IPCOU
Source side
–90
A
PCOUT output current 2
IPCOD
Sink side
90
A
VCOIN input current
IVCOIN
VCOIN = 5 V
0.1
0.2
A
Minimum VCO frequency
fVCOMIN CX = 0.022 F, VCOIN = open
400
Hz
Maximum VCO frequency
fVCOMAX CX = 0.022 F, VCOIN = 5 V
18.5
kHz
C1/C2 source current ratio
RSOURCE IC1SOURCE/IC2SOURCE
–12
+12
%
C1/C2 sink current ratio
RSINK
IC1SINK/IC2SINK
–12
+12
%
C1 source/sink current ratio
RC1
IC1SOURCE/IC1SINK
–35
+15
%
C2 source/sink current ratio
RC2
IC2SOURCE/IC2SINK
–35
+15
%
Thermal shutdown operating temperature
TTSD
*
150
180
210
°C
Thermal shutdown hysteresis
TTSD
*
15
°C
Electrical Characteristics at Ta = 25°C, VCC = VCCL = 12 V, VREG = 5 V
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Back EMF FG
Output on voltage
VOL
0.4
V
Output off voltage
VOH
4.5
V
PG amplifier
Input offset voltage
VIO
–8
+8
mV
Input bias current
IBIN
–250
nA
Common-mode input voltage range
VICOM
*
1
3.5
V
Open-loop gain
GVPG
f = 1 kHz
55
dB
Output on voltage
VOL
0.4
V
Output off voltage
VOH
4.5
V
Schmitt amplifier hysteresis
VSHIS
70
93
115
mV
FG and PG Amplifier Block at Ta = 25°C, VCC = VCCL = 12 V, VREG = 5 V
Note: Items marked with an asterisk are design target values and are not tested.
Continued on next page.
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