SA53 Datasheet, PDF (2/14 Pages) Cirrus Logic – Switching Amplifier

SA53
Product Innova tionFrom
1. Characteristics and Specifications
Absolute Maximum Ratings
Parameter
SUPPLY VOLTAGE
SUPPLY VOLTAGE
LOGIC INPUT VOLTAGE
OUTPUT CURRENT, peak, 10ms (NOTE 2)
POWER DISSIPATION, avg, 25ºC (NOTE 2)
TEMPERATURE, solder, 10sec
TEMPERATURE, junction
(NOTE 2)
TEMPERATURE RANGE, storage
OPERATING TEMPERATURE, case
Specifications
Symbol
V_S
V_DD
I_OUT
P_D
T_S
T_J
T_STG
T_A
Min
(-0.5)
−55
−40
PARAMETER
TEST CONDITIONS (Note 1)
LOGIC
INPUT LOW
INPUT HIGH
OUTPUT LOW
OUTPUT HIGH
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
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)
MIN
1.8
3.7
UVLO
4.5
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 10
Rise Time, t (rise)
See Figure 11
Fall Time, t (fall)
See Figure 11
On resistance Sourcing
(P-Channel)
On resistance
Sinking (N-Channel)
3A Load
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
50
MAX UNITS
1
V
V
0.3
V
V
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
SA53U