rt9202b Richtek Technology Corporation, rt9202b Datasheet - Page 8

• Manufacturer Part Number: rt9202b
• Description: Single Synchronous Buck Dc-dc Controller
• Manufacturer: Richtek Technology Corporation

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8
RT9202B
0.803
0.802
0.801
0.800
0.799
0.798
0.797
0.796
4.3
4.2
4.1
4.0
3.9
3.8
3.7
3.6
-50
-50
POR (Rising/Falling) vs. Temperature
Reference vs. Temperature
Bootstrap Wave Form
0
0
Rising
Falling
Temperature
Temperature
UGATE
LGATE
PHASE
Time (1us/Div)
50
50
V
CC
( C)
( C)
= 5V, V
100
100
OUT
= 2.2V
150
150
315
310
305
300
295
290
285
280
275
270
29
27
25
23
21
19
17
-50
-40
Oscillator Frequency vs. Temperature
-10
I
OCSET
Short Circuit Hiccup
0
Temperature ( C)
20
Temperature
Time (5ms/Div)
vs. Temperature
DS9202B-03 March 2007
50
50
V
UGATE
V
OUT
CC
( C)
= 5V, V
80
100
OUT
110
= 2.2V
150
140