Datasheet

ADP1882/ADP1883
Rev. 0 | Page 10 of 40
108901-02
0.796
FEEDBACK VOL
0.797
0.798
0.799
0.800
0.801
0.802
0.803
0.804
–40.0 –7.5 25.0 57.5 90.0 122.5
T
AGE (V)
TEMPERATURE (°C)
V
DD
= 2.7V, V
IN
= 2.7/3.6V
V
DD
= 3.6V, V
IN
= 3.6V TO 16.5V
V
DD
= 5.5V, V
IN
= 5.5/13V/16.5V
Figure 22. Feedback Voltage vs. Temperature
08901-022
225
235
10.8 11.0 11.2 11.4 11.6 11.8 12.0 12.2 12.4 12.6 12.8 13.0 13.2
245
255
265
275
285
295
305
315
325
335
FREQUENCY (kHz)
V
IN
(V)
V
DD
= 5.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
V
DD
= 3.6V
Figure 23. Switching Frequency vs. High Input Voltage, 300 kHz, ±10% of 12 V
08901-023
400
10.8 11.0 11.2 11.4 11.6 11.8 12.0 12.2 12.4 12.6 12.8 13.0 13.2
V
IN
(V)
450
500
550
600
650
FREQUENCY (kHz)
V
DD
= 5.5V
+125°C +125°C
V
OUT
= 1.8V
+25°C
–40°C
+25°C
–40°C
08901-024
Figure 24. Switching Frequency vs. High Input Voltage, 600 kHz, V
OUT
= 1.8 V,
±10% of 12 V
550
600
650
700
750
800
850
900
950
1000
10.8 11.0 11.2 11.4 11.6 11.8 12.0 12.2 12.4 12.6 12.8 13.0 13.2
FREQUENCY (kHz)
V
IN
(V)
V
IN
= 5.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
V
IN
= 3.6V
Figure 25. Switching Frequency vs. High Input Voltage, 1.0 MHz, ±10% of 12 V
V
IN
= 16.5V
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
+125°C
+25°C
–40°C
V
IN
= 5.5V V
IN
= 13V
190
205
220
235
250
265
280
295
310
325
340
355
0 2k 4k 6k 8k 10k 12k 14k 16k
FREQUENCY (kHz)
LOAD CURRENT (mA)
8901-025
0
Figure 26. Frequency vs. Load Current, 300 kHz, V
OUT
= 0.8 V
260
270
280
290
300
310
320
330
340
350
360
370
380
0
2k 4k 6k 8k
10k 12k
14k
16k 18k
20k
FREQUENCY (kHz)
LOAD CURRENT (mA)
+125°C
+25°C
–40°C
V
IN
= 5.5V
+125°C
+25°C
–40°C
V
IN
= 13V
V
IN
= 16.5V
+125°C
+25°C
–40°C
08901-026
Figure 27. Frequency vs. Load Current, 300 kHz, V
OUT
= 1.8 V