MC34063A MC33063A
Figure 3. Emitter Follower Configuration Output
Saturation Voltage versus Emitter Current
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0
0.2
0.4
0.6
0.8
1.0
1.2
IE, EMITTER CURRENT (A)
1.4
1.6
VCC = 5.0 V
Pins 1, 7, 8 = VCC
Pins 3, 5 = Gnd
TA = 25°C
(See Note 4)
VCE(sat), SATURATION VOLTAGE (V)
VCE(sat), SATURATION VOLTAGE (V)
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0.2
0.4
0.6
0.8
1.0
1.2
IC, COLLECTOR CURRENT(A)
1.4
1.6
VCC = 5.0 V
Pin 7 = VCC
Pins 2, 3, 5 = Gnd
TA = 25°C
(See Note 4)
Figure 4. Common Emitter Configuration Output
Switch Saturation Voltage versus
Collector Current
Darlington Connection
Forced
β
= 20
V IPK(sense), CURRENT LIMIT SENSE VOLTAGE (V)
Figure 5. Current Limit Sense Voltage
versus Temperature
400
380
I CC , SUPPLY CURRENT (mA)
360
340
320
300
280
260
240
220
200
–55
–25
0
25
50
75
TA, AMBIENT TEMPERATURE (°C)
100
125
VCC = 5.0 V
Ichg = Idischg
3.6
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0
0
Figure 6. Standby Supply Current versus
Supply Voltage
CT = 1.0 nF
Pin 7 = VCC
Pin 2 = Gnd
5.0
10
15
20
25
30
VCC, SUPPLY VOLTAGE (V)
35
40
NOTE:
4. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient temperature as possible.
4
MOTOROLA ANALOG IC DEVICE DATA
ONSEMI [ ON SEMICONDUCTOR ]
