MC33567
http://onsemi.com
9
−10 3020100405060
V
OUT1
, REGULATOR 1 OUTPUT VOLTAGE (V)
T
A,
TEMPERATURE (°C) T
A,
TEMPERATURE (°C)
V
OUT2
, REGULATOR 2 OUTPUT VOLTAGE (V)
70 80 90 −10 3020100405060708090
−10
1.40
1.35
1.30
1.25
302010
1.20
1.15
1.10
0405060
Figure 12. Short Circuit/Undervoltage Detect
Threshold (Suffix 1) vs. Ambient Temperature
T
A,
TEMPERATURE (°C)
Figure 13. Short Circuit/Undervoltage Detect
Threshold (Suffix 3) vs. Ambient Temperature
T
A,
TEMPERATURE (°C)
70 80 90 −10 3020100 405060708090
Figure 14. Regulator 1 (Suffix 3)
Output Voltage vs. Ambient Temperature
Figure 15. Regulator 2 (Suffix 3)
Output Voltage vs. Ambient Temperature
1.9
1.7
1.5
1.3
1.1
0.9
0.7
I
q
, QUIESCENT CURRENT (mA)
6.1
5.9
6.2
5.8
6.0
5.7
6.3
6.4
5.6
5.5
5.4
7.6
8.0
7.2
6.8
6.4
Figure 16. Gate Drive Sink Current
vs. Ambient Temperature
T
A,
TEMPERATURE (°C)
Figure 17. Quiescent Current
vs. Ambient Temperature
T
A,
TEMPERATURE (°C)
I
SINK
, GATE DRIVE SINK CURRENT (mA)
−10 3020100 40 50 90 −10 30 402010 50090
Quiescent Current with both SHDNs High
Regulator 2
6.0
5.6
60 70 80
Regulator 1
8060 70
Quiescent Current with both SHDNs Low
I
L
= 50 mA
SC
UVD
, SHORT CIRCUIT/UNDERVOLTAGE
DETECT THRESHOLD (V)
SC
UVD
, SHORT CIRCUIT/UNDERVOLTAGE
DETECT THRESHOLD (V)
2.310
2.300
2.315
2.295
2.305
2.290
2.320
2.285
2.280
2.275
Gate Drive 2 Open
I
L
= 5 mA
I
L
= 1.3 A
2.270
1.210
1.200
1.215
1.195
1.205
1.190
1.200
1.185
1.180
1.175
Gate Drive 2 Open
I
L
= 5 mA
I
L
= 1.3 A
1.170
Regulator 1
Regulator 2
Regulator 1
Regulator 2