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RT9591 Datasheet(PDF) 7 Page - Richtek Technology Corporation

Part # RT9591
Description  Smart Photoflash Capacitor Charger with IGBT Driver
PDF  13 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9591 Datasheet(HTML) 7 Page - Richtek Technology Corporation

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RT9591
Preliminary
7
DS9591-07 August 2007
www.richtek.com
Patent Pending
Typical Operating Characteristics
Output Voltage vs. Temperature
250
260
270
280
290
300
310
320
330
340
350
-50
-25
0
25
50
75
100
125
Temperature (℃)
(
°C)
Charge Time vs. VBAT (100uF COUT)
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
1.8
2.8
3.8
4.8
5.8
6.8
VBAT (V)
VOUT = 0V to 300V
COUT = 100uF
VDD = 3.3V
IPK-PRI = 1A
IPK-PRI = 1.5A
Charge Time vs. VBAT (47uF COUT)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
1.8
2.8
3.8
4.8
5.8
6.8
VBAT (V)
VOUT = 0V to 300V
COUT = 47uF
VDD = 3.3V
IPK-PRI = 1A
IPK-PRI = 1.5A
Efficiency vs. Output Voltage
50
55
60
65
70
75
80
85
90
50
100
150
200
250
300
Output Voltage (V)
VIN = 5V
IPK-PRI = 1.5A
COUT = 100uF
VIN = 3.3V
VDD = VBAT = VIN
VIN = 1.8V
VIN = 2.5V
Output Voltage vs. Input Voltage
250
260
270
280
290
300
310
320
330
340
350
1.8
2.8
3.8
4.8
5.8
6.8
Input Voltage (V)
VDD = VIN
VBAT = VIN
TA = 25°C
VOUT set 300V
Secondary Minimum Current vs.
Temperature
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
10.5
11.0
-50
-25
0
25
50
75
100
125
Temperature (
°C)



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