SA303 Datasheet, PDF (2/14 Pages) Cirrus Logic – 3 Phase Switching Amplifier

SA303
Product Innova tionFrom
1. Characteristics and Specifications
Absolute Maximum Ratings
Parameter
Symbol
Min
SUPPLY VOLTAGE
SUPPLY VOLTAGE
LOGIC INPUT VOLTAGE
V_S
V_DD
(-0.5)
OUTPUT CURRENT, peak, 10ms (Note 2)
I_OUT
POWER DISSIPATION, avg, 25ºC (Note 2)
P_D
TEMPERATURE, solder, 10sec
T_S
TEMPERATURE, junction
(Note 2)
T_J
TEMPERATURE RANGE, storage
T_STG
−55
OPERATING TEMPERATURE, case
T_A
−40
Specifications
Parameter
Test Conditions (Note 1)
Min
LOGIC
INPUT LOW
INPUT HIGH
1.8
OUTPUT LOW
OUTPUT HIGH
3.7
OUTPUT CURRENT (SC, Temp, I_LIM/DIS1)
POWER SUPPLY
V_S
V_S UNDERVOLTAGE LOCKOUT, (UVLO)
V_DD
SUPPLY CURRENT, V_S
SUPPLY CURRENT, V_DD
CURRENT LIMIT
UVLO
4.5
20 kHz (One phase switching at
50% duty cycle) , V_S=50V, V_DD=5V
20 kHz (One phase switching at
50% duty cycle) , V_S=50V, V_DD=5V
Current Limit Threshold (Vth)
Vth Hysteresis
OUTPUT
CURRENT, continuous
25ºC Case Temperature
3
Rising delay, td(rise)
See Figure 10
Falling delay, td(fall)
See Figure 10
Disable delay, td(dis)
See Figure 10
Enable delay, td(dis)
See Figure 11
Rise Time, t(rise)
See Figure 11
Fall Time, t(fall)
On resistance Sourcing (P-Channel) 3A Load
On resistance
Sinking (N-Channel)
3A Load
Max
60
5.5
(V_DD+0.5)
10
100
260
150
125
125
Units
V
V
V
A
W
°C
°C
°C
°C
Typ Max Units
1
V
V
0.3
V
V
50
mA
50
60
V
8.3
V
5.5
V
25
30
mA
5
6
mA
3.75
V
100
mV
A
270
ns
270
ns
200
ns
200
ns
50
ns
50
ns
400
mΩ
400
mΩ

SA303U