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參數(shù)資料
| 型號： | TD230IDT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16 |
| 封裝： | MICRO, PLASTIC, SO-16 |
| 文件頁數(shù)： | 9/15頁 |
| 文件大小： | 497K |
| 代理商： | TD230IDT |
TD230
3/15
Do
no
t u
se
for
new
design
ELECTRICAL CHARACTERISTICS
VCC = ±5V, Tamb = 25°C, Lboost = 220H, Cboost = 100nF (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
SUPPLY
VCC
+
Positive Supply Voltage
2.7
18
V
VCC
-
Negative Supply Voltage
-18
-4.5
V
ICC
+
Positive Supply Current
Charge Pump Inactivated
Charge Pump Activated
Lboost = 220H, Cboost = 100nF
1.8
2.3
3
4
mA
ICC
-
Negative Supply Current
Charge Pump Activated/Inactivated
-0.7
-1.5
mA
LOGIC INPUT (INHIBIT)
VIH
High Input Voltage
2
6
V
VIL
Low Input Voltage
0
0.8
V
tp
Propagation Delay GC1/2 (without load)
0.5
2
s
LOGIC OUTPUT (SHUTDOWN-open drain)
VOL
Low Output Voltage (2mA)
0.8
V
IOH
High Output Current (6V)
1
nA
ts
Shutdown Response Time (sens P/N shutdown whthout load)
8
15
s
STEP-UP CONVERTER
Vboost
Step-Up Output Voltage
VCC
+ +10 V
CC
+ +13.4 V
CC
+ +15
V
tVboost
Rise Time for
Vboost (10 to 90%)
250
800
s
Vrip
Output Ripple Voltage
0.15
0.5
V
INPUT COMPARATORS
Vi
Threshold (PVCC - Ref1, NVCC - Ref2)
56
63
71
mV
tre
Response Time (GC1/2 - without load)
2
3
S
ti
Inhibition Time (without load)
300
ns
VOLTAGE SOURCES
VSP2
VSN2
Threshold Sense Pos/Neg
0.7 VCC± 0.75 VCC ± 0.8 VCC±
V
VSP3
VSN3
Threshold Protection Mode
1.10
1.20
1.30
V
CURRENT SOURCES
IP1, IN1
Soft Start Current Sources
10
15
20
A
IP2, IN2
Protection Mode Current Sources (loading Ctrip 1/2)
34
5
A
IP3, IN3
Protection Mode Current Sources (discharging Ctrip 1/2)
0.6
1
1.4
A
SWITCHES
Ron
On-Resistance of the switches - SW1/SW2
90
200
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