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參數資料
| 型號： | TPS40022PWP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | 0.01 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | POWERPAD, PLASTIC, HTSSOP-16 |
| 文件頁數： | 25/29頁 |
| 文件大小： | 337K |
| 代理商： | TPS40022PWP |
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TPS40020
TPS40021
TPS40022
SLUS535 – MARCH 2003
www.ti.com
5
ELECTRICAL CHARACTERISTICS (continued)
TJ = –40°C to 85°C, TJ = TA, VDD = 5.0 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SHUTDOWN
VSD
Shutdown threshold voltage
0.09
0.13
0.18
V
VEN
Device active threshold voltage
0.14
0.17
0.21
V
OUTPUT DRIVER
RHDHI
High-side driver pull-up resistance
V(BOOT1) – V(SW) = 3.3 V,
ISOURCE = 100mA
1.0
2.5
5.0
RHDLO High-side driver pull-down resistance
V(BOOT1) – V(SW) = 3.3 V,
ISINK =100mA
0.8
1.5
3.0
RLDHI
Low-side driver pull-up resistance
PVDD = 3.3 V, ISOURCE =100 mA
1.0
2.5
5.0
RLDLO
Low-side driver pull-down resistance
PVDD = 3.3 V, ISINK =100 mA
0.5
0.8
1.5
tLRISE
Low-side driver rise time
15
35
tLFALL
Low-side driver fall time
C1 nF
10
25
ns
tHRISE High-side driver rise time
CLOAD = 1 nF
15
35
ns
tHFALL
High-side driver fall time
10
25
THERMAL SHUTDOWN
T
Shutdown temperature(1)
165
°C
TSD
Hysteresis(1)
15
°C
CHARGE PUMP
RVB2
RDS(on) VDD to BOOT2
VDD = 5.0 V, ISOURCE =10 mA
3.8
7.6
11.4
RB2P
RDS(on) BOOT2 to PVDD
VDD = 5.0 V, ISOURCE =10 mA
2.8
5.6
8.4
RPB1
RDS(on) PVDD to BOOT1
VDD = 5.0 V, ISOURCE =10 mA
2.9
5.9
8.9
POWER GOOD
VPGD
Pull-down voltage
VOSNS = 0.8 V, IPWRGD =0.5 mA,
VDD = 3.3 V
60
90
150
mV
tONHPL
Output sense high to power good low delay
time
0.7 V
≤ VOSNS ≤ 0.8 V, IPWRGD =0.5 mA,
VDD = 3.3 V
6
10
14
tONLPL
Output sense low to power good low delay
time
0.6 V
≤ VOSNS ≤ 0.7 V, IPWRGD =0.5 mA,
VDD = 3.3 V
6
10
14
s
tSDHPH Shutdown high to power good high delay time
VOSNS = 0.7 V, IPWRGD =0.5 mA,
VDD = 3.3 V, 0.0 V ≤ VSS_SDB ≤ 0.4 V
2
4
6
s
tSDLPL Shutdown low to power good low delay time
VOSNS = 0.7 V, IPWRGD =0.5 mA,
VDD = 3.3 V, 0.0 V ≤ VSS_SDB ≤ 0.4 V
0.5
1.5
2.0
tONHPH
Output sense high (N) to power good high
delay time
0.7 V
≤ VOSNS ≤ 0.8 V, IPWRGD =0.5 mA,
VDD = 3.3 V
140
500
1000
ns
tONLPH
Output sense low (N) to power good high de-
lay time
0.6 V
≤ VOSNS ≤ 0.7 V, IPWRGD =0.5 mA,
VDD = 3.3 V
140
500
1000
ns
TRANSIENT COMPARATORS
V
Overvoltage output threshold voltage
25
29
37
VOV
Hysteresis
Rf
d t V
8
15
22
V
Undervoltage output threshold voltage
Referenced to VFB
–37
–31
–25
mV
VUV
Hysteresis
8
15
22
VDIS
OSNS minimum disable voltage
Referenced to VDD
0.5
V
(1) Ensured by design. Not production tested.
PRODUCT
PREVIEW
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