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参数资料
| 型号： | L6598 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 400 kHz SWITCHING FREQ-MAX, PDIP16 |
| 封装： | DIP-16 |
| 文件页数： | 19/24页 |
| 文件大小： | 359K |
| 代理商： | L6598 |
Electrical characteristics
L6598
4/24
Doc ID 6554 Rev 7
2
Electrical characteristics
VS = 12 V; VBOOT - VOUT = 12 V; TA = 25 °C
Table 4.
Electrical characteristics
Symbol
Pin
Parameter
Test condition
Min.
Typ.
Max.
Unit
Supply voltage
Vsuvp
12
VS turn on threshold
10
10.7
11.4
V
Vsuvn
VS turn off threshold
7.3
8
8.7
V
Vsuvh
Supply voltage under
voltage hysteresis
2.7
V
Vcl
Supply voltage clamping
14.6
15.6
16.6
V
Isu
Start up current
VS < Vsuvn
250
A
Iq
Quiescent current, fout =
60 kHz, no load
VS > Vsuvp
2
3
mA
High voltage section
Ibootleak
16
BOOT pin leakage
current
VBOOT = 580 V
5
A
Ioutleak
14
OUT pin leakage current
VOUT = 562 V
5
A
RDSon
16
Bootstrap driver on
resistance
100
150
300
Ω
High/low side drivers
Ihvgso
15
High side driver source
current
VHVG-VOUT = 0
170
250
mA
Ihvgsi
High side driver sink
current
VHVG-VBOOT = 0
300
450
mA
Ilvgso
11
Low side driver source
current
VLVG-GND = 0
170
250
mA
Ilvgsi
Low side driver sink
current
VLVG -VS = 0
300
450
mA
trise
15,11
Low/high side output rise
time
Cload = 1nF
80
120
ns
tfall
Cload = 1nF
40
80
ns
Oscillator
DC
14
Output duty cycle
48
50
52
%
fmin
Minimum output
oscillation frequency
Cf = 470pF;
Rfmin = 50kΩ
58.2
60
61.8
kHz
fstart
Soft start output
oscillation frequency
Cf = 470pF; Rfmin =
50k
Ω; R
fstart = 47kΩ
114
120
126
kHz
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