AMIS-30542 Datasheet, PDF (7/29 Pages) ON Semiconductor – AMIS-30542 Micro-Stepping Motor Driver

AMIS−30542
Table 5. DC PARAMETERS (The DC parameters are given for V_BB and temperature in their operating ranges unless otherwise
specified) Convention: currents flowing in the circuit are defined as positive.
Symbol
Pin(s)
Parameter
Remark/Test Conditions
Min
Typ
Max Unit
DIGITAL OUTPUTS
V_OL
DO, ERR, Logic Low level open drain
POR/WD
I_OL = 5 mA
0.5
V
THERMAL WARNING AND SHUTDOWN
T_tw
Thermal Warning
T_tsd
Thermal shutdown (Notes 9
and 10)
138
145
152
°C
T_tw + 20
°C
CHARGE PUMP
V_cp
Output voltage
VCP
C_buffer
External buffer capacitor
C_pump CPP CPN External pump capacitor
PACKAGE THERMAL RESISTANCE VALUE
6 V< V_BB < 15 V
15 V < V_BB < 30 V
2 * V_BB –
V
1.5
V_BB+8 V_BB+11.5 V_BB+15 V
180
220
470
nF
180
220
470
nF
Rth_ja
Rth_jp
NQFP
Thermal Resistance
Junction−to−Ambient
Thermal Resistance
Junction−to−Exposed Pad
Simulated Conform JEDEC
JESD−51, (2S2P)
30
K/W
0.95
K/W
SPEED AND LOAD ANGLE OUTPUT
V_out
Output Voltage Range
V_off
Output Offset SLA pin
SLAG = 0
SLAG = 1
G_sla
SLA
Gain of SLA Pin = V_BEMF / V_COIL SLAG = 0
SLAG = 1
R_out
C_load
Output Resistance SLA pin
Load Capacitance SLA pin
9. No more than 100 cumulated hours in life time above T_tw.
10. Thermal shutdown is derived from thermal warning Characterization Data Only.
0.2
V_DD −
V
0.2
−50
50
mV
−30
30
mV
0.5
0.25
0.23
1
kW
50
pF
http://onsemi.com
7