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参数资料
| 型号： | CS3843BGDR14 |
| 元件分类： | 稳压器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, PDSO14 |
| 封装： | SO-14 |
| 文件页数： | 3/6页 |
| 文件大小： | 154K |
| 代理商： | CS3843BGDR14 |
3
CS3842B/3843B
Electrical Characteristics: continued
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
CS-3842B
CS-3843B
PARAMETER
TEST CONDITIONS
MIN
TYP MAX
MIN
TYP
MAX UNITS
Notes: 1. Adjust VCC above the start threshold before setting at 15V.
2. These parameters, although guaranteed, are not 100% tested
in production.
3. Parameter measured at trip point of latch with VFB=0.
4. Gain defined as:
A =
; 0 ≤ VSense ≤ 0.8V.
VCOMP
VSense
Package Pin Description
PACKAGE PIN #
PIN SYMBOL
FUNCTION
8L PDIP/SO
14L SO Narrow
1
COMP
Error amp output, used to compensate error amplifier
23
VFB
Error amp inverting input
3
5
Sense
Noninverting input to Current Sense Comparator
4
7
OSC
Oscillator Timing Network with Capacitor to Ground, resistor
to VREF
5
8
Gnd
Ground
9
Pwr Gnd
Output driver Ground
610
VOUT
Output drive pin
11
VCCPwr
Output driver positive supply
712
VCC
Positive power supply
814
VREF
Output of 5V internal reference
2,4,6,13
NC
No Connection
s
Output Section: continued
Rise Time
TJ=25C, CL=1nF (Note 2)
50
150
ns
Fall Time
TJ=25C, CL=1nF (Note 2)
50
150
ns
Output Leakage
UVLO Active, VOUT=0
-0.01
-10.00
A
s
Total Standby Current
Start-Up Current
0.3
0.5
mA
Operating Supply Current
VFB=VSense=0V RT=10k, CT=3.3nF
11
17
mA
VCC Zener Voltage
ICC=25mA
34
V
s
Under-Voltage Lockout Section
Start Threshold
14.5
16.0
17.5
7.8
8.4
9.0
V
Min. Operating
After Turn On
8.5
10.0
11.5
7.0
7.6
8.2
V
Voltage
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相关代理商/技术参数 |
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