SI9961A Datasheet, PDF (3/9 Pages) Vishay Siliconix – 12-V Voice Coil Motor Driver

Si9961A
Vishay Siliconix
SPECIFICATIONS
Supply
Parameter
Symbol
Test Conditions
Unless Otherwise Specified
V+ = 12 V "10%, V_DD = 11.6 V "10%
V_CC = 5 V "10%, V_REF− = GND = 0 V
V_REF = 5 V "5%
Limits
C Suffix 0 to 70_C
Min^b Typ^a Max^b Unit
I_CC
Supply Current (Standby)
I_V+
I_DD
V_DD Range
V_DD
V_CC Range
V_CC
V+ Range
V+
Gain Select Switch
Static, No Load
RETRACT = High
ENABLE = High
Normal Mode
Retract Mode
0.01
0.2
0.4
mA
0.8
1.6
10.2
11.6
13.2
2.0
14
V
4.5
5
5.5
10.8
12
13.2
R_FB Switch Resistance
R_INH Switch Resistance
R_INL Switch Resistance
V_REF (EXT)
Input Current
External Voltage Range
Power Supply Monitor
I_REF
V_REF
IA2− = 5 V
OA2 = V_REF
108
240
135
300
W
810
1800
0.15
0.40
0.65
mA
4.75
5
5.25
V
V_CC Undervoltage Threshold
Hysteresis
V+ Undervoltage Threshold
Hysteresis
Gain Select, RETRACT, ENABLE Input
V_REF = 5.0 V
V_REF = 5.0 V
3.82
4.12
4.42
V
40
mV
9.1
9.8
10.6
V
100
mV
Input High Voltage
Input Low Voltage
Input High Current
Input Low Current
FAULT Output
V_IH
V_IL
I_IH
V_IN = 5 V
I_IL
V_IN = 0 V
Output High Voltage
V_OH
I_OH = −100 mA
Output Low Voltage
Output High Sourcing Current
V_OL
I_OHS
I_OL = 1.6 mA
V_OUT = 0 V
RETRACT Current Control (RETRACT = Low, Output Current from A to B)
3.5
V
1.5
−1
1
mA
−1
1
V_CC
−0.8
V_CC
−0.33
V
0.25
0.50
400
1100
mA
I_RET Bias Voltage
Retract Output Pull-Up Voltage
Retract Output Pull-Down Current
Maximum Emergency Retract Current
Retract Current V_DD Supply Rejection Ratio
Retract Current Temperature Coefficient
V(I_RET)
V_{OUT A}
I_OUTB
I_OUTB (Max)
V_DD = 10 V, R_RET = 3.74 kW
V_DD = 2.5 V to 14 V, I_OUTA = 30 mA
V_DD = 10 V, V_OUTB = 5 V R_RET = 3.74 kW
R_SB = 0.5 W, T_A = 25_C
V_DD = 2 V, V_OUTB = 0.7 V R_RET = < 10 W, R_SB = 0.5 W,
V_DD = 2 V to 14 V, R_RET = 3.74 kW
V_DD = 10 V, R_RET = 3.74 kW
Notes
a. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
b. The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
V_DD −1
22
40
0.66
30
3.0
−0.3
V
38
mA
%/V
%/_C
Document Number: 70014
S-40845—Rev. H, 03-May-04
www.vishay.com
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